/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-1a84f73 [2021-04-30 22:49:18,516 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-04-30 22:49:18,518 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-04-30 22:49:18,538 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-04-30 22:49:18,538 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-04-30 22:49:18,539 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-04-30 22:49:18,540 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-04-30 22:49:18,541 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-04-30 22:49:18,542 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-04-30 22:49:18,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-04-30 22:49:18,544 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-04-30 22:49:18,544 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-04-30 22:49:18,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-04-30 22:49:18,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-04-30 22:49:18,546 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-04-30 22:49:18,547 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-04-30 22:49:18,548 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-04-30 22:49:18,548 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-04-30 22:49:18,550 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-04-30 22:49:18,551 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-04-30 22:49:18,556 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-04-30 22:49:18,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-04-30 22:49:18,560 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-04-30 22:49:18,560 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-04-30 22:49:18,562 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-04-30 22:49:18,562 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-04-30 22:49:18,562 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-04-30 22:49:18,563 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-04-30 22:49:18,563 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-04-30 22:49:18,564 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-04-30 22:49:18,564 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-04-30 22:49:18,565 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-04-30 22:49:18,565 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-04-30 22:49:18,566 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-04-30 22:49:18,567 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-04-30 22:49:18,567 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-04-30 22:49:18,568 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-04-30 22:49:18,568 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-04-30 22:49:18,568 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-04-30 22:49:18,575 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-04-30 22:49:18,576 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-04-30 22:49:18,580 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2021-04-30 22:49:18,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-04-30 22:49:18,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-04-30 22:49:18,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * Use SBE=true [2021-04-30 22:49:18,611 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * sizeof long=4 [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-04-30 22:49:18,611 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-04-30 22:49:18,612 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-04-30 22:49:18,612 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-04-30 22:49:18,612 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-04-30 22:49:18,612 INFO L138 SettingsManager]: * sizeof long double=12 [2021-04-30 22:49:18,612 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Use constant arrays=true [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-04-30 22:49:18,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-30 22:49:18,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-04-30 22:49:18,613 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-04-30 22:49:18,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-04-30 22:49:18,614 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-04-30 22:49:18,614 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-04-30 22:49:18,614 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-04-30 22:49:18,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-04-30 22:49:18,886 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-04-30 22:49:18,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-04-30 22:49:18,888 INFO L271 PluginConnector]: Initializing CDTParser... [2021-04-30 22:49:18,888 INFO L275 PluginConnector]: CDTParser initialized [2021-04-30 22:49:18,889 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-04-30 22:49:18,946 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c12f787/5e4edb0b8e3e43629deb468ff47ccbd4/FLAG71d8c2a64 [2021-04-30 22:49:19,666 INFO L306 CDTParser]: Found 1 translation units. [2021-04-30 22:49:19,667 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-04-30 22:49:19,674 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c12f787/5e4edb0b8e3e43629deb468ff47ccbd4/FLAG71d8c2a64 [2021-04-30 22:49:19,970 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10c12f787/5e4edb0b8e3e43629deb468ff47ccbd4 [2021-04-30 22:49:19,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-04-30 22:49:19,974 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-04-30 22:49:19,975 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-04-30 22:49:19,976 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-04-30 22:49:19,978 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-04-30 22:49:19,979 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:49:19" (1/1) ... [2021-04-30 22:49:19,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5feed3a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:19, skipping insertion in model container [2021-04-30 22:49:19,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.04 10:49:19" (1/1) ... [2021-04-30 22:49:19,985 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-04-30 22:49:20,001 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-04-30 22:49:20,091 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-04-30 22:49:20,151 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-30 22:49:20,163 INFO L203 MainTranslator]: Completed pre-run [2021-04-30 22:49:20,178 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loops/veris.c_OpenSER_cases1_stripFullBoth_arr.i[878,891] [2021-04-30 22:49:20,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-04-30 22:49:20,216 INFO L208 MainTranslator]: Completed translation [2021-04-30 22:49:20,229 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20 WrapperNode [2021-04-30 22:49:20,229 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-04-30 22:49:20,230 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-04-30 22:49:20,230 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-04-30 22:49:20,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-04-30 22:49:20,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,253 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,253 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... [2021-04-30 22:49:20,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-04-30 22:49:20,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-04-30 22:49:20,272 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-04-30 22:49:20,272 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-04-30 22:49:20,273 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-04-30 22:49:20,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-04-30 22:49:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-04-30 22:49:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-04-30 22:49:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-04-30 22:49:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2021-04-30 22:49:20,353 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2021-04-30 22:49:20,354 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-04-30 22:49:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-04-30 22:49:20,354 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-04-30 22:49:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-04-30 22:49:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-04-30 22:49:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-04-30 22:49:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-04-30 22:49:20,355 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_char [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-04-30 22:49:20,356 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2021-04-30 22:49:20,357 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2021-04-30 22:49:20,358 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-04-30 22:49:20,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-04-30 22:49:20,822 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-04-30 22:49:20,822 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-04-30 22:49:20,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:49:20 BoogieIcfgContainer [2021-04-30 22:49:20,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-04-30 22:49:20,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-04-30 22:49:20,825 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-04-30 22:49:20,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-04-30 22:49:20,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.04 10:49:19" (1/3) ... [2021-04-30 22:49:20,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d18fb54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:49:20, skipping insertion in model container [2021-04-30 22:49:20,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.04 10:49:20" (2/3) ... [2021-04-30 22:49:20,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2d18fb54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.04 10:49:20, skipping insertion in model container [2021-04-30 22:49:20,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.04 10:49:20" (3/3) ... [2021-04-30 22:49:20,831 INFO L111 eAbstractionObserver]: Analyzing ICFG veris.c_OpenSER_cases1_stripFullBoth_arr.i [2021-04-30 22:49:20,835 INFO L149 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-04-30 22:49:20,839 INFO L161 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-04-30 22:49:20,852 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-04-30 22:49:20,881 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-04-30 22:49:20,881 INFO L377 AbstractCegarLoop]: Hoare is true [2021-04-30 22:49:20,881 INFO L378 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-04-30 22:49:20,881 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-04-30 22:49:20,881 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-04-30 22:49:20,882 INFO L381 AbstractCegarLoop]: Difference is false [2021-04-30 22:49:20,882 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-04-30 22:49:20,882 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-04-30 22:49:20,898 INFO L276 IsEmpty]: Start isEmpty. Operand has 55 states, 43 states have (on average 1.4651162790697674) internal successors, (63), 44 states have internal predecessors, (63), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) [2021-04-30 22:49:20,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-04-30 22:49:20,904 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:49:20,905 INFO L519 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] [2021-04-30 22:49:20,905 INFO L428 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:49:20,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:49:20,909 INFO L82 PathProgramCache]: Analyzing trace with hash -541205821, now seen corresponding path program 1 times [2021-04-30 22:49:20,917 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:49:20,917 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [181679436] [2021-04-30 22:49:20,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:49:21,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,070 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,071 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,072 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,072 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:49:21,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,137 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,138 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2021-04-30 22:49:21,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,143 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,144 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:49:21,145 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:49:21,145 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [181679436] [2021-04-30 22:49:21,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [181679436] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:49:21,146 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-30 22:49:21,146 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-04-30 22:49:21,147 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1394052208] [2021-04-30 22:49:21,151 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-30 22:49:21,151 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:49:21,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-30 22:49:21,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-30 22:49:21,161 INFO L87 Difference]: Start difference. First operand has 55 states, 43 states have (on average 1.4651162790697674) internal successors, (63), 44 states have internal predecessors, (63), 5 states have call successors, (5), 5 states have call predecessors, (5), 5 states have return successors, (5), 5 states have call predecessors, (5), 5 states have call successors, (5) Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:49:21,303 INFO L93 Difference]: Finished difference Result 102 states and 138 transitions. [2021-04-30 22:49:21,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-30 22:49:21,305 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 32 [2021-04-30 22:49:21,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:49:21,310 INFO L225 Difference]: With dead ends: 102 [2021-04-30 22:49:21,310 INFO L226 Difference]: Without dead ends: 47 [2021-04-30 22:49:21,312 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 56.0ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-04-30 22:49:21,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 47 states. [2021-04-30 22:49:21,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 47 to 47. [2021-04-30 22:49:21,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 47 states, 38 states have (on average 1.2894736842105263) internal successors, (49), 38 states have internal predecessors, (49), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-30 22:49:21,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 57 transitions. [2021-04-30 22:49:21,337 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 57 transitions. Word has length 32 [2021-04-30 22:49:21,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:49:21,338 INFO L480 AbstractCegarLoop]: Abstraction has 47 states and 57 transitions. [2021-04-30 22:49:21,338 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,338 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 57 transitions. [2021-04-30 22:49:21,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-04-30 22:49:21,339 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:49:21,339 INFO L519 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] [2021-04-30 22:49:21,339 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-04-30 22:49:21,339 INFO L428 AbstractCegarLoop]: === Iteration 2 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:49:21,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:49:21,340 INFO L82 PathProgramCache]: Analyzing trace with hash -1555699344, now seen corresponding path program 1 times [2021-04-30 22:49:21,340 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:49:21,341 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007029790] [2021-04-30 22:49:21,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:49:21,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,373 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,374 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,376 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:21,387 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,388 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:49:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-04-30 22:49:21,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:49:21,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:49:21,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007029790] [2021-04-30 22:49:21,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007029790] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:49:21,438 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-30 22:49:21,438 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-04-30 22:49:21,438 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [58863269] [2021-04-30 22:49:21,441 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-04-30 22:49:21,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:49:21,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-04-30 22:49:21,442 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-30 22:49:21,442 INFO L87 Difference]: Start difference. First operand 47 states and 57 transitions. Second operand has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:49:21,515 INFO L93 Difference]: Finished difference Result 88 states and 108 transitions. [2021-04-30 22:49:21,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-04-30 22:49:21,516 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 36 [2021-04-30 22:49:21,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:49:21,517 INFO L225 Difference]: With dead ends: 88 [2021-04-30 22:49:21,517 INFO L226 Difference]: Without dead ends: 49 [2021-04-30 22:49:21,518 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 19.1ms TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-04-30 22:49:21,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-04-30 22:49:21,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 48. [2021-04-30 22:49:21,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48 states, 39 states have (on average 1.2820512820512822) internal successors, (50), 39 states have internal predecessors, (50), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-30 22:49:21,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 58 transitions. [2021-04-30 22:49:21,523 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 58 transitions. Word has length 36 [2021-04-30 22:49:21,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:49:21,524 INFO L480 AbstractCegarLoop]: Abstraction has 48 states and 58 transitions. [2021-04-30 22:49:21,524 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.25) internal successors, (29), 3 states have internal predecessors, (29), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,524 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 58 transitions. [2021-04-30 22:49:21,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-04-30 22:49:21,525 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:49:21,525 INFO L519 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] [2021-04-30 22:49:21,525 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-04-30 22:49:21,525 INFO L428 AbstractCegarLoop]: === Iteration 3 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:49:21,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:49:21,526 INFO L82 PathProgramCache]: Analyzing trace with hash -1615735470, now seen corresponding path program 1 times [2021-04-30 22:49:21,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:49:21,526 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406679540] [2021-04-30 22:49:21,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:49:21,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,567 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,568 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,568 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,569 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:21,571 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,572 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:21,575 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,575 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:49:21,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,597 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,597 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-04-30 22:49:21,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,601 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,602 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,602 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:49:21,603 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:49:21,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1406679540] [2021-04-30 22:49:21,603 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1406679540] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:49:21,603 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1010229696] [2021-04-30 22:49:21,603 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:49:21,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:21,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjunts are in the unsatisfiable core [2021-04-30 22:49:21,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:49:21,742 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,743 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,743 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,744 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,744 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,745 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,745 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,746 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,746 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,747 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,747 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,748 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,748 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,749 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,749 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,750 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,750 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,751 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,751 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,752 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,752 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,753 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,753 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,756 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,756 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,757 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,757 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,758 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,758 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,759 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,759 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,760 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,761 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,763 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,764 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,767 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,768 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,768 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,769 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,770 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,772 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,774 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,774 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,792 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,793 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,793 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,794 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,795 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,796 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,797 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,798 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,798 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,799 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,799 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,800 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,801 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,801 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,802 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,803 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,803 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,806 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,807 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,807 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,808 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,809 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,810 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,810 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,814 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,814 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,815 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,815 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,816 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,816 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,817 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,817 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,818 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,819 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,820 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,821 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,821 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,822 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,822 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,823 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,824 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,825 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,825 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,826 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,826 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,827 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,827 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,829 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,829 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,830 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,830 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,831 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,831 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,832 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,832 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,833 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,833 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,834 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,834 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,835 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,835 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,838 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,838 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,839 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,839 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,840 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,843 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,843 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,844 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,844 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,845 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,845 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,846 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,846 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,848 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,848 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,850 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,851 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,851 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,855 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,855 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,856 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,857 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,857 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,858 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,858 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,859 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,859 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,860 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,860 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,861 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,861 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-30 22:49:21,862 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,862 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-30 22:49:21,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,863 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-30 22:49:21,863 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,864 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2 [2021-04-30 22:49:21,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,870 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,870 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,871 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,871 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,872 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,872 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,873 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,873 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,880 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,880 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,881 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,881 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,884 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,885 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,885 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,886 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,886 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,887 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,887 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,888 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,888 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,889 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,889 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,890 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,890 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,891 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,891 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,892 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,892 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,893 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,894 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,894 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,895 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,895 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,896 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,896 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,897 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,897 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,898 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,898 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,899 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,899 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,900 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,900 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,901 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,901 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,902 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,902 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,903 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,903 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:21,906 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-04-30 22:49:21,906 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1010229696] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:49:21,907 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-04-30 22:49:21,907 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2021-04-30 22:49:21,907 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1670289838] [2021-04-30 22:49:21,907 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-04-30 22:49:21,907 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:49:21,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-04-30 22:49:21,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:49:21,909 INFO L87 Difference]: Start difference. First operand 48 states and 58 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:49:21,921 INFO L93 Difference]: Finished difference Result 84 states and 104 transitions. [2021-04-30 22:49:21,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-04-30 22:49:21,922 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2021-04-30 22:49:21,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:49:21,923 INFO L225 Difference]: With dead ends: 84 [2021-04-30 22:49:21,923 INFO L226 Difference]: Without dead ends: 49 [2021-04-30 22:49:21,924 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 24.4ms TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:49:21,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2021-04-30 22:49:21,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2021-04-30 22:49:21,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 40 states have (on average 1.275) internal successors, (51), 40 states have internal predecessors, (51), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-30 22:49:21,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 59 transitions. [2021-04-30 22:49:21,941 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 59 transitions. Word has length 38 [2021-04-30 22:49:21,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:49:21,941 INFO L480 AbstractCegarLoop]: Abstraction has 49 states and 59 transitions. [2021-04-30 22:49:21,941 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 2 states have call successors, (5), 2 states have call predecessors, (5), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:21,941 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 59 transitions. [2021-04-30 22:49:21,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-04-30 22:49:21,942 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:49:21,942 INFO L519 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] [2021-04-30 22:49:22,157 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-04-30 22:49:22,157 INFO L428 AbstractCegarLoop]: === Iteration 4 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:49:22,158 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:49:22,158 INFO L82 PathProgramCache]: Analyzing trace with hash -1357570032, now seen corresponding path program 1 times [2021-04-30 22:49:22,158 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:49:22,159 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600749260] [2021-04-30 22:49:22,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:49:22,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,190 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,190 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,191 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,191 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,194 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,194 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,198 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,198 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:49:22,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,235 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,253 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-04-30 22:49:22,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,258 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,259 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,259 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:49:22,259 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:49:22,259 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600749260] [2021-04-30 22:49:22,259 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600749260] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:49:22,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1380368461] [2021-04-30 22:49:22,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:49:22,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 3 conjunts are in the unsatisfiable core [2021-04-30 22:49:22,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-04-30 22:49:22,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,352 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,352 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,353 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,353 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,354 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,354 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,355 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,355 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,356 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,356 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,357 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,357 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,358 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,358 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,359 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,359 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,360 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,360 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,361 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,361 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,362 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,362 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,363 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,363 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,364 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,364 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,368 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,369 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,369 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,370 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,370 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,377 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,377 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,378 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,379 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,379 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,380 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,386 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,396 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:49:22,398 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,399 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:49:22,407 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:49:22,411 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,413 WARN L159 QuantifierPusher]: Ignoring assumption. [2021-04-30 22:49:22,416 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,417 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-04-30 22:49:22,418 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 10 [2021-04-30 22:49:22,419 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,428 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-04-30 22:49:22,429 INFO L142 QuantifierPusher]: treesize reduction 7, result has 12.5 percent of original size [2021-04-30 22:49:22,429 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,429 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,430 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,430 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,431 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,431 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,432 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,432 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,433 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,433 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,434 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,434 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,436 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,437 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,438 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,441 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,442 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,442 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,443 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,443 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,444 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,444 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,445 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,445 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,446 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,446 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,450 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,451 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,451 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,452 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,452 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,453 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,453 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,454 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,454 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,455 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,455 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,456 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,456 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,458 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,464 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,465 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,465 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,466 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,466 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,467 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,467 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,468 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,468 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,469 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,469 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,470 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,470 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,471 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,471 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,472 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,473 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,473 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,474 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,474 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,475 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,475 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,476 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,476 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,477 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,478 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,478 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,479 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,479 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,480 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,480 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,481 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,481 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,482 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,482 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,483 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,483 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,487 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,488 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,488 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,489 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,489 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,490 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,490 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,491 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,491 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,492 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,492 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,493 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,493 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,494 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,494 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,495 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,495 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,496 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,496 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,497 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,497 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,498 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,498 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,499 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,501 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,502 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,502 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,503 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,504 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,505 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,505 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,506 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,506 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,507 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,507 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-04-30 22:49:22,507 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1380368461] provided 0 perfect and 1 imperfect interpolant sequences [2021-04-30 22:49:22,508 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-04-30 22:49:22,508 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4] total 6 [2021-04-30 22:49:22,508 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1946974953] [2021-04-30 22:49:22,508 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-30 22:49:22,508 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:49:22,509 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-30 22:49:22,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:49:22,509 INFO L87 Difference]: Start difference. First operand 49 states and 59 transitions. Second operand has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-04-30 22:49:22,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:49:22,634 INFO L93 Difference]: Finished difference Result 92 states and 112 transitions. [2021-04-30 22:49:22,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-04-30 22:49:22,635 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 38 [2021-04-30 22:49:22,635 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:49:22,635 INFO L225 Difference]: With dead ends: 92 [2021-04-30 22:49:22,635 INFO L226 Difference]: Without dead ends: 52 [2021-04-30 22:49:22,636 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 41.1ms TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:49:22,636 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2021-04-30 22:49:22,640 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 51. [2021-04-30 22:49:22,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 42 states have (on average 1.2619047619047619) internal successors, (53), 42 states have internal predecessors, (53), 5 states have call successors, (5), 5 states have call predecessors, (5), 3 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2021-04-30 22:49:22,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 61 transitions. [2021-04-30 22:49:22,641 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 61 transitions. Word has length 38 [2021-04-30 22:49:22,641 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:49:22,641 INFO L480 AbstractCegarLoop]: Abstraction has 51 states and 61 transitions. [2021-04-30 22:49:22,642 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 6.166666666666667) internal successors, (37), 5 states have internal predecessors, (37), 2 states have call successors, (7), 3 states have call predecessors, (7), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2021-04-30 22:49:22,642 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 61 transitions. [2021-04-30 22:49:22,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-04-30 22:49:22,642 INFO L511 BasicCegarLoop]: Found error trace [2021-04-30 22:49:22,642 INFO L519 BasicCegarLoop]: trace histogram [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] [2021-04-30 22:49:22,851 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-04-30 22:49:22,851 INFO L428 AbstractCegarLoop]: === Iteration 5 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-04-30 22:49:22,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-04-30 22:49:22,852 INFO L82 PathProgramCache]: Analyzing trace with hash 1077255026, now seen corresponding path program 2 times [2021-04-30 22:49:22,852 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-04-30 22:49:22,852 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1688220180] [2021-04-30 22:49:22,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-04-30 22:49:22,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,912 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,913 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,914 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,914 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,916 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,916 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-04-30 22:49:22,919 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,919 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-30 22:49:22,923 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,924 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-04-30 22:49:22,927 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,927 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-04-30 22:49:22,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,978 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,978 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-04-30 22:49:22,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-04-30 22:49:22,983 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-04-30 22:49:22,983 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-04-30 22:49:22,984 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-04-30 22:49:22,984 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-04-30 22:49:22,984 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1688220180] [2021-04-30 22:49:22,984 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1688220180] provided 1 perfect and 0 imperfect interpolant sequences [2021-04-30 22:49:22,984 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-04-30 22:49:22,984 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-04-30 22:49:22,984 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111303174] [2021-04-30 22:49:22,985 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-04-30 22:49:22,985 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-04-30 22:49:22,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-04-30 22:49:22,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-04-30 22:49:22,986 INFO L87 Difference]: Start difference. First operand 51 states and 61 transitions. Second operand has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:23,119 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-04-30 22:49:23,120 INFO L93 Difference]: Finished difference Result 62 states and 76 transitions. [2021-04-30 22:49:23,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-04-30 22:49:23,120 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 40 [2021-04-30 22:49:23,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-04-30 22:49:23,121 INFO L225 Difference]: With dead ends: 62 [2021-04-30 22:49:23,121 INFO L226 Difference]: Without dead ends: 0 [2021-04-30 22:49:23,122 INFO L775 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 73.3ms TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-04-30 22:49:23,122 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-04-30 22:49:23,122 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-04-30 22:49:23,122 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) [2021-04-30 22:49:23,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-04-30 22:49:23,122 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2021-04-30 22:49:23,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-04-30 22:49:23,122 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-04-30 22:49:23,122 INFO L481 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 5.166666666666667) internal successors, (31), 4 states have internal predecessors, (31), 2 states have call successors, (5), 3 states have call predecessors, (5), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-04-30 22:49:23,122 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-04-30 22:49:23,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-04-30 22:49:23,123 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-04-30 22:49:23,124 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-04-30 22:49:23,229 INFO L198 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-04-30 22:49:23,229 INFO L198 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-04-30 22:49:23,230 INFO L198 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-04-30 22:49:23,230 INFO L194 CegarLoopUtils]: At program point L77(line 77) the Hoare annotation is: (< parse_expression_list_~j~0 (+ parse_expression_list_~start~0 1)) [2021-04-30 22:49:23,230 INFO L198 CegarLoopUtils]: For program point L77-1(line 77) no Hoare annotation was computed. [2021-04-30 22:49:23,230 INFO L198 CegarLoopUtils]: For program point L73(lines 73 75) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L65(lines 65 83) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L70-1(line 70) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L70-2(line 70) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L66(line 66) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L70-4(line 70) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point L70-6(line 70) no Hoare annotation was computed. [2021-04-30 22:49:23,231 INFO L198 CegarLoopUtils]: For program point parse_expression_listFINAL(lines 58 86) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L62(line 62) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L201 CegarLoopUtils]: At program point L70-8(line 70) the Hoare annotation is: true [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L70-9(line 70) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L194 CegarLoopUtils]: At program point parse_expression_listENTRY(lines 58 86) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L71(line 71) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L71-2(line 71) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L71-4(lines 65 83) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L67-1(line 67) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L67-3(line 67) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L201 CegarLoopUtils]: At program point L67-5(line 67) the Hoare annotation is: true [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L63-1(lines 63 84) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L67-6(line 67) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L63-2(lines 63 84) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point parse_expression_listEXIT(lines 58 86) no Hoare annotation was computed. [2021-04-30 22:49:23,232 INFO L201 CegarLoopUtils]: At program point L63-4(lines 63 84) the Hoare annotation is: true [2021-04-30 22:49:23,232 INFO L198 CegarLoopUtils]: For program point L63-5(lines 63 84) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L194 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: (< parse_expression_list_~j~0 (+ parse_expression_list_~start~0 1)) [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point L76-1(line 76) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point L72(lines 72 81) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point L68(line 68) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point L68-2(line 68) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L194 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string0.offset| |old(#t~string0.offset)|) (= |old(#length)| |#length|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point r_strncpyFINAL(line 42) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point r_strncpyEXIT(line 42) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L201 CegarLoopUtils]: At program point r_strncpyENTRY(line 42) the Hoare annotation is: true [2021-04-30 22:49:23,233 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-04-30 22:49:23,233 INFO L201 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-04-30 22:49:23,234 INFO L201 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-04-30 22:49:23,234 INFO L198 CegarLoopUtils]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-04-30 22:49:23,234 INFO L201 CegarLoopUtils]: At program point L94(line 94) the Hoare annotation is: true [2021-04-30 22:49:23,235 INFO L194 CegarLoopUtils]: At program point mainENTRY(lines 87 96) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L94-1(line 94) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point mainEXIT(lines 87 96) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L90-2(lines 90 92) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L201 CegarLoopUtils]: At program point L90-3(lines 90 92) the Hoare annotation is: true [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L90-4(lines 90 92) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point mainFINAL(lines 87 96) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L16(line 16) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L15(lines 15 17) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L201 CegarLoopUtils]: At program point __VERIFIER_assertENTRY(lines 14 19) the Hoare annotation is: true [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point L15-2(lines 14 19) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertEXIT(lines 14 19) no Hoare annotation was computed. [2021-04-30 22:49:23,235 INFO L198 CegarLoopUtils]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 16) no Hoare annotation was computed. [2021-04-30 22:49:23,245 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.04 10:49:23 BoogieIcfgContainer [2021-04-30 22:49:23,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-04-30 22:49:23,246 INFO L168 Benchmark]: Toolchain (without parser) took 3272.26 ms. Allocated memory was 186.6 MB in the beginning and 228.6 MB in the end (delta: 41.9 MB). Free memory was 151.4 MB in the beginning and 160.2 MB in the end (delta: -8.8 MB). Peak memory consumption was 34.0 MB. Max. memory is 8.0 GB. [2021-04-30 22:49:23,248 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 186.6 MB. Free memory was 168.6 MB in the beginning and 168.5 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-04-30 22:49:23,248 INFO L168 Benchmark]: CACSL2BoogieTranslator took 253.94 ms. Allocated memory is still 186.6 MB. Free memory was 151.2 MB in the beginning and 166.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 10.7 MB. Max. memory is 8.0 GB. [2021-04-30 22:49:23,248 INFO L168 Benchmark]: Boogie Preprocessor took 37.15 ms. Allocated memory is still 186.6 MB. Free memory was 166.7 MB in the beginning and 164.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-04-30 22:49:23,248 INFO L168 Benchmark]: RCFGBuilder took 555.32 ms. Allocated memory is still 186.6 MB. Free memory was 164.7 MB in the beginning and 136.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 8.0 GB. [2021-04-30 22:49:23,248 INFO L168 Benchmark]: TraceAbstraction took 2419.75 ms. Allocated memory was 186.6 MB in the beginning and 228.6 MB in the end (delta: 41.9 MB). Free memory was 136.0 MB in the beginning and 160.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. [2021-04-30 22:49:23,249 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 186.6 MB. Free memory was 168.6 MB in the beginning and 168.5 MB in the end (delta: 83.8 kB). There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 253.94 ms. Allocated memory is still 186.6 MB. Free memory was 151.2 MB in the beginning and 166.7 MB in the end (delta: -15.5 MB). Peak memory consumption was 10.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 37.15 ms. Allocated memory is still 186.6 MB. Free memory was 166.7 MB in the beginning and 164.7 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 555.32 ms. Allocated memory is still 186.6 MB. Free memory was 164.7 MB in the beginning and 136.4 MB in the end (delta: 28.3 MB). Peak memory consumption was 28.3 MB. Max. memory is 8.0 GB. * TraceAbstraction took 2419.75 ms. Allocated memory was 186.6 MB in the beginning and 228.6 MB in the end (delta: 41.9 MB). Free memory was 136.0 MB in the beginning and 160.2 MB in the end (delta: -24.2 MB). Peak memory consumption was 19.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 16]: 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 7 procedures, 58 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 2244.5ms, OverallIterations: 5, TraceHistogramMax: 2, EmptinessCheckTime: 12.3ms, AutomataDifference: 517.9ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 105.6ms, InitialAbstractionConstructionTime: 12.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 268 SDtfs, 48 SDslu, 300 SDs, 0 SdLazy, 294 SolverSat, 20 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 290.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 115 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 214.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=55occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 42.6ms AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 14 LocationsWithAnnotation, 40 PreInvPairs, 50 NumberOfFragments, 58 HoareAnnotationTreeSize, 40 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 42.1ms HoareSimplificationTime, 14 FomulaSimplificationsInter, 92 FormulaSimplificationTreeSizeReductionInter, 55.3ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 42.7ms SsaConstructionTime, 169.1ms SatisfiabilityAnalysisTime, 782.7ms InterpolantComputationTime, 260 NumberOfCodeBlocks, 260 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 253 ConstructedInterpolants, 0 QuantifiedInterpolants, 412 SizeOfPredicates, 0 NumberOfNonLiveVariables, 356 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 7 InterpolantComputations, 4 PerfectInterpolantSequences, 5/8 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: 63]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 90]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 67]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 70]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! Received shutdown request...