/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-23 18:51:29,834 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-23 18:51:29,839 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-23 18:51:29,897 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-23 18:51:29,897 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-23 18:51:29,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-23 18:51:29,905 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-23 18:51:29,913 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-23 18:51:29,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-23 18:51:29,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-23 18:51:29,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-23 18:51:29,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-23 18:51:29,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-23 18:51:29,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-23 18:51:29,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-23 18:51:29,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-23 18:51:29,937 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-23 18:51:29,938 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-23 18:51:29,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-23 18:51:29,954 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-23 18:51:29,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-23 18:51:29,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-23 18:51:29,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-23 18:51:29,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-23 18:51:29,981 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-23 18:51:29,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-23 18:51:29,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-23 18:51:29,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-23 18:51:29,987 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-23 18:51:29,988 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-23 18:51:29,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-23 18:51:29,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-23 18:51:29,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-23 18:51:29,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-23 18:51:29,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-23 18:51:29,991 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-23 18:51:29,992 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-23 18:51:30,005 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-23 18:51:30,006 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-23 18:51:30,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-23 18:51:30,008 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-23 18:51:30,008 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-23 18:51:30,008 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-23 18:51:30,008 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-23 18:51:30,008 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-23 18:51:30,009 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-23 18:51:30,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-23 18:51:30,009 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-23 18:51:30,009 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-23 18:51:30,009 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-23 18:51:30,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-23 18:51:30,010 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-23 18:51:30,010 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-23 18:51:30,010 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-23 18:51:30,010 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-23 18:51:30,010 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-23 18:51:30,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-23 18:51:30,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-23 18:51:30,011 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-23 18:51:30,011 INFO L138 SettingsManager]: * Use separate solver for trace checks=false 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-23 18:51:30,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-23 18:51:30,451 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-23 18:51:30,453 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-23 18:51:30,455 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-23 18:51:30,455 INFO L275 PluginConnector]: CDTParser initialized [2021-02-23 18:51:30,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-23 18:51:30,534 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6ee2d5e/f6174ca0d9d049958eb8366bf4a999ba/FLAG6db46dcdc [2021-02-23 18:51:31,151 INFO L306 CDTParser]: Found 1 translation units. [2021-02-23 18:51:31,152 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-23 18:51:31,167 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6ee2d5e/f6174ca0d9d049958eb8366bf4a999ba/FLAG6db46dcdc [2021-02-23 18:51:31,509 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6ee2d5e/f6174ca0d9d049958eb8366bf4a999ba [2021-02-23 18:51:31,512 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-23 18:51:31,525 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-23 18:51:31,529 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-23 18:51:31,529 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-23 18:51:31,534 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-23 18:51:31,535 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,537 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fce3a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31, skipping insertion in model container [2021-02-23 18:51:31,537 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,546 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-23 18:51:31,573 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-23 18:51:31,732 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-02-23 18:51:31,737 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-02-23 18:51:31,741 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-02-23 18:51:31,743 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-02-23 18:51:31,745 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-02-23 18:51:31,747 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-02-23 18:51:31,751 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-02-23 18:51:31,753 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-02-23 18:51:31,755 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-02-23 18:51:31,757 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-02-23 18:51:31,760 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-02-23 18:51:31,762 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-02-23 18:51:31,764 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-02-23 18:51:31,767 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-02-23 18:51:31,770 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-02-23 18:51:31,772 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-02-23 18:51:31,779 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:51:31,789 INFO L203 MainTranslator]: Completed pre-run [2021-02-23 18:51:31,807 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1066,1079] [2021-02-23 18:51:31,809 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1266,1279] [2021-02-23 18:51:31,811 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1613,1626] [2021-02-23 18:51:31,813 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[1813,1826] [2021-02-23 18:51:31,815 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2024,2037] [2021-02-23 18:51:31,816 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2224,2237] [2021-02-23 18:51:31,819 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2629,2642] [2021-02-23 18:51:31,821 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[2829,2842] [2021-02-23 18:51:31,823 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3040,3053] [2021-02-23 18:51:31,825 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3243,3256] [2021-02-23 18:51:31,828 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3583,3596] [2021-02-23 18:51:31,830 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[3786,3799] [2021-02-23 18:51:31,832 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4000,4013] [2021-02-23 18:51:31,834 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4203,4216] [2021-02-23 18:51:31,836 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4547,4560] [2021-02-23 18:51:31,838 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c[4750,4763] [2021-02-23 18:51:31,842 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-23 18:51:31,873 INFO L208 MainTranslator]: Completed translation [2021-02-23 18:51:31,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31 WrapperNode [2021-02-23 18:51:31,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-23 18:51:31,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-23 18:51:31,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-23 18:51:31,878 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-23 18:51:31,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,900 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (1/1) ... [2021-02-23 18:51:31,971 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-23 18:51:31,976 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-23 18:51:31,976 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-23 18:51:31,977 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-23 18:51:31,978 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (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 [2021-02-23 18:51:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-23 18:51:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-23 18:51:32,106 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-23 18:51:32,107 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-23 18:51:32,108 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-23 18:51:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-23 18:51:32,108 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-23 18:51:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-23 18:51:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-23 18:51:32,109 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-23 18:51:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-23 18:51:32,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-23 18:51:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-23 18:51:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-23 18:51:32,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-23 18:51:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-23 18:51:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-23 18:51:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-23 18:51:32,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-23 18:51:33,068 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-23 18:51:33,068 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-23 18:51:33,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:51:33 BoogieIcfgContainer [2021-02-23 18:51:33,071 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-23 18:51:33,077 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-23 18:51:33,077 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-23 18:51:33,081 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-23 18:51:33,082 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.02 06:51:31" (1/3) ... [2021-02-23 18:51:33,083 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79579c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:51:33, skipping insertion in model container [2021-02-23 18:51:33,083 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.02 06:51:31" (2/3) ... [2021-02-23 18:51:33,084 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79579c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.02 06:51:33, skipping insertion in model container [2021-02-23 18:51:33,084 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.02 06:51:33" (3/3) ... [2021-02-23 18:51:33,086 INFO L111 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-23 18:51:33,098 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-23 18:51:33,104 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2021-02-23 18:51:33,126 INFO L253 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-02-23 18:51:33,163 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-23 18:51:33,163 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-23 18:51:33,163 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-23 18:51:33,164 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-23 18:51:33,164 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-23 18:51:33,164 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-23 18:51:33,164 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-23 18:51:33,164 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-23 18:51:33,198 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2021-02-23 18:51:33,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-23 18:51:33,217 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:33,219 INFO L422 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] [2021-02-23 18:51:33,220 INFO L428 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:33,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:33,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1150494908, now seen corresponding path program 1 times [2021-02-23 18:51:33,241 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:33,243 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [284781121] [2021-02-23 18:51:33,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:33,330 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:33,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:33,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:33,522 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,523 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:33,526 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,527 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:33,546 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,548 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:33,557 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,558 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:33,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:33,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:33,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:33,626 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:33,627 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:33,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:33,677 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [284781121] [2021-02-23 18:51:33,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:33,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:33,680 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [116890169] [2021-02-23 18:51:33,685 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:33,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:33,700 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:33,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:33,722 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 6 states. [2021-02-23 18:51:34,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:34,788 INFO L93 Difference]: Finished difference Result 443 states and 505 transitions. [2021-02-23 18:51:34,789 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:51:34,790 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-23 18:51:34,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:34,805 INFO L225 Difference]: With dead ends: 443 [2021-02-23 18:51:34,805 INFO L226 Difference]: Without dead ends: 272 [2021-02-23 18:51:34,810 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2021-02-23 18:51:34,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-02-23 18:51:34,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 162. [2021-02-23 18:51:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-23 18:51:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-23 18:51:34,906 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 38 [2021-02-23 18:51:34,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:34,907 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-23 18:51:34,907 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:34,907 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-23 18:51:34,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-23 18:51:34,909 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:34,909 INFO L422 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] [2021-02-23 18:51:34,909 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-23 18:51:34,910 INFO L428 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:34,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:34,910 INFO L82 PathProgramCache]: Analyzing trace with hash 488370417, now seen corresponding path program 1 times [2021-02-23 18:51:34,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:34,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [195789601] [2021-02-23 18:51:34,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:34,914 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:34,977 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:34,979 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,979 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:34,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,981 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-02-23 18:51:34,985 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,986 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:34,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,990 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:34,995 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:34,996 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:35,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:35,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:35,037 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,037 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:35,040 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:35,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [195789601] [2021-02-23 18:51:35,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:35,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:35,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1388661710] [2021-02-23 18:51:35,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:35,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:35,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:35,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:35,044 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 6 states. [2021-02-23 18:51:35,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:35,694 INFO L93 Difference]: Finished difference Result 231 states and 238 transitions. [2021-02-23 18:51:35,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-23 18:51:35,694 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-23 18:51:35,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:35,702 INFO L225 Difference]: With dead ends: 231 [2021-02-23 18:51:35,702 INFO L226 Difference]: Without dead ends: 229 [2021-02-23 18:51:35,706 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-23 18:51:35,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-02-23 18:51:35,765 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 160. [2021-02-23 18:51:35,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-23 18:51:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-23 18:51:35,767 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 38 [2021-02-23 18:51:35,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:35,767 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-23 18:51:35,767 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-23 18:51:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-23 18:51:35,769 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:35,769 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:35,769 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-23 18:51:35,770 INFO L428 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:35,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:35,770 INFO L82 PathProgramCache]: Analyzing trace with hash 20411355, now seen corresponding path program 1 times [2021-02-23 18:51:35,771 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:35,771 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [386180865] [2021-02-23 18:51:35,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:35,774 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:35,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:35,833 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,833 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:35,843 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-23 18:51:35,843 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-23 18:51:35,847 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,848 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:35,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:35,858 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,859 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:35,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:35,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:35,900 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:35,901 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:35,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:35,905 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [386180865] [2021-02-23 18:51:35,905 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:35,905 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:35,905 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [541579581] [2021-02-23 18:51:35,906 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:35,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:35,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:35,907 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:35,907 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 6 states. [2021-02-23 18:51:36,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:36,542 INFO L93 Difference]: Finished difference Result 271 states and 279 transitions. [2021-02-23 18:51:36,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 18:51:36,543 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-23 18:51:36,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:36,546 INFO L225 Difference]: With dead ends: 271 [2021-02-23 18:51:36,546 INFO L226 Difference]: Without dead ends: 269 [2021-02-23 18:51:36,547 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-02-23 18:51:36,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-02-23 18:51:36,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 158. [2021-02-23 18:51:36,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-23 18:51:36,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-23 18:51:36,608 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 43 [2021-02-23 18:51:36,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:36,609 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-23 18:51:36,609 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:36,609 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-23 18:51:36,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-23 18:51:36,610 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:36,610 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:36,611 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-23 18:51:36,611 INFO L428 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:36,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:36,612 INFO L82 PathProgramCache]: Analyzing trace with hash -542659544, now seen corresponding path program 1 times [2021-02-23 18:51:36,612 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:36,612 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1970420411] [2021-02-23 18:51:36,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:36,627 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:36,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:36,675 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:36,675 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:36,677 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-23 18:51:36,677 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-23 18:51:36,681 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:36,681 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:36,686 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:36,688 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:36,694 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:36,694 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:36,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:36,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:36,740 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:36,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:36,744 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:36,745 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1970420411] [2021-02-23 18:51:36,745 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:36,745 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:36,745 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [719211164] [2021-02-23 18:51:36,746 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:36,746 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:36,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:36,747 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:36,747 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 6 states. [2021-02-23 18:51:37,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:37,151 INFO L93 Difference]: Finished difference Result 200 states and 207 transitions. [2021-02-23 18:51:37,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 18:51:37,152 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-23 18:51:37,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:37,154 INFO L225 Difference]: With dead ends: 200 [2021-02-23 18:51:37,154 INFO L226 Difference]: Without dead ends: 198 [2021-02-23 18:51:37,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-02-23 18:51:37,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-02-23 18:51:37,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 156. [2021-02-23 18:51:37,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-02-23 18:51:37,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 160 transitions. [2021-02-23 18:51:37,202 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 160 transitions. Word has length 43 [2021-02-23 18:51:37,202 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:37,202 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 160 transitions. [2021-02-23 18:51:37,202 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:37,203 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 160 transitions. [2021-02-23 18:51:37,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-02-23 18:51:37,204 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:37,204 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:37,204 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-23 18:51:37,204 INFO L428 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:37,205 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:37,205 INFO L82 PathProgramCache]: Analyzing trace with hash -1139773081, now seen corresponding path program 1 times [2021-02-23 18:51:37,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:37,206 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1483345187] [2021-02-23 18:51:37,206 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:37,221 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:37,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:37,269 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,269 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:37,270 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,271 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:37,275 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,276 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:37,277 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,277 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:37,283 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,284 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:37,290 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,291 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:37,298 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,299 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:37,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:37,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:37,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:37,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:37,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:37,351 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1483345187] [2021-02-23 18:51:37,352 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:37,352 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:51:37,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035914459] [2021-02-23 18:51:37,353 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:51:37,353 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:37,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:51:37,354 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:51:37,354 INFO L87 Difference]: Start difference. First operand 156 states and 160 transitions. Second operand 7 states. [2021-02-23 18:51:38,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:38,207 INFO L93 Difference]: Finished difference Result 270 states and 278 transitions. [2021-02-23 18:51:38,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:51:38,208 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2021-02-23 18:51:38,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:38,210 INFO L225 Difference]: With dead ends: 270 [2021-02-23 18:51:38,210 INFO L226 Difference]: Without dead ends: 268 [2021-02-23 18:51:38,210 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-02-23 18:51:38,211 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-02-23 18:51:38,254 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 154. [2021-02-23 18:51:38,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2021-02-23 18:51:38,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2021-02-23 18:51:38,256 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 48 [2021-02-23 18:51:38,256 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:38,257 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2021-02-23 18:51:38,257 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:51:38,257 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2021-02-23 18:51:38,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-23 18:51:38,258 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:38,258 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:38,259 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-23 18:51:38,259 INFO L428 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:38,259 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:38,260 INFO L82 PathProgramCache]: Analyzing trace with hash -1311491930, now seen corresponding path program 1 times [2021-02-23 18:51:38,260 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:38,260 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060370027] [2021-02-23 18:51:38,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:38,262 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:38,345 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:38,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:38,347 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-23 18:51:38,347 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-23 18:51:38,351 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:38,351 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:38,356 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:38,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:38,362 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:38,364 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:38,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:38,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:38,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:38,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:38,409 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060370027] [2021-02-23 18:51:38,410 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:38,410 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:38,410 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427886850] [2021-02-23 18:51:38,410 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:38,411 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:38,411 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:38,411 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:38,412 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 6 states. [2021-02-23 18:51:39,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:39,107 INFO L93 Difference]: Finished difference Result 275 states and 283 transitions. [2021-02-23 18:51:39,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 18:51:39,107 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-23 18:51:39,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:39,109 INFO L225 Difference]: With dead ends: 275 [2021-02-23 18:51:39,110 INFO L226 Difference]: Without dead ends: 273 [2021-02-23 18:51:39,110 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-02-23 18:51:39,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-02-23 18:51:39,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 152. [2021-02-23 18:51:39,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-02-23 18:51:39,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2021-02-23 18:51:39,159 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 53 [2021-02-23 18:51:39,159 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:39,159 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2021-02-23 18:51:39,159 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:39,159 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2021-02-23 18:51:39,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-23 18:51:39,160 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:39,160 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:39,161 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-23 18:51:39,161 INFO L428 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:39,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:39,161 INFO L82 PathProgramCache]: Analyzing trace with hash -1089327069, now seen corresponding path program 1 times [2021-02-23 18:51:39,162 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:39,162 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [900948008] [2021-02-23 18:51:39,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:39,164 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:39,203 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,203 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:39,204 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,205 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:39,205 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,206 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:39,209 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,210 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:39,214 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,215 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:39,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:39,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:39,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,256 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:39,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:39,260 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [900948008] [2021-02-23 18:51:39,260 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:39,261 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:39,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377099755] [2021-02-23 18:51:39,261 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:39,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:39,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:39,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:39,262 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 6 states. [2021-02-23 18:51:39,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:39,863 INFO L93 Difference]: Finished difference Result 202 states and 210 transitions. [2021-02-23 18:51:39,864 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-23 18:51:39,864 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-23 18:51:39,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:39,865 INFO L225 Difference]: With dead ends: 202 [2021-02-23 18:51:39,866 INFO L226 Difference]: Without dead ends: 200 [2021-02-23 18:51:39,866 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-23 18:51:39,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-02-23 18:51:39,914 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 150. [2021-02-23 18:51:39,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-02-23 18:51:39,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2021-02-23 18:51:39,915 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 53 [2021-02-23 18:51:39,916 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:39,916 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2021-02-23 18:51:39,916 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:39,916 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2021-02-23 18:51:39,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-02-23 18:51:39,917 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:39,917 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:39,917 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-23 18:51:39,917 INFO L428 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:39,918 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:39,918 INFO L82 PathProgramCache]: Analyzing trace with hash -491874233, now seen corresponding path program 1 times [2021-02-23 18:51:39,918 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:39,918 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187507476] [2021-02-23 18:51:39,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:39,920 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:39,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:39,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:39,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:39,982 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-23 18:51:39,982 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-23 18:51:39,994 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-23 18:51:39,996 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-23 18:51:40,007 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:40,008 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:40,014 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:40,014 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:40,020 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:40,023 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:40,030 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:40,031 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:40,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:40,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:40,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:40,070 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:40,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:40,076 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187507476] [2021-02-23 18:51:40,076 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:40,076 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-23 18:51:40,076 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1300317031] [2021-02-23 18:51:40,077 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 18:51:40,077 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:40,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 18:51:40,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-23 18:51:40,078 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 8 states. [2021-02-23 18:51:40,873 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 51 [2021-02-23 18:51:41,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:41,426 INFO L93 Difference]: Finished difference Result 241 states and 252 transitions. [2021-02-23 18:51:41,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-23 18:51:41,427 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2021-02-23 18:51:41,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:41,429 INFO L225 Difference]: With dead ends: 241 [2021-02-23 18:51:41,429 INFO L226 Difference]: Without dead ends: 239 [2021-02-23 18:51:41,430 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2021-02-23 18:51:41,430 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-02-23 18:51:41,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 148. [2021-02-23 18:51:41,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-23 18:51:41,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 152 transitions. [2021-02-23 18:51:41,490 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 152 transitions. Word has length 58 [2021-02-23 18:51:41,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:41,490 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 152 transitions. [2021-02-23 18:51:41,490 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 18:51:41,490 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2021-02-23 18:51:41,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-23 18:51:41,491 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:41,491 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:41,492 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-23 18:51:41,492 INFO L428 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:41,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:41,492 INFO L82 PathProgramCache]: Analyzing trace with hash 1453446126, now seen corresponding path program 1 times [2021-02-23 18:51:41,493 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:41,493 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1760689090] [2021-02-23 18:51:41,493 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:41,495 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:41,528 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,528 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:41,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,529 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:41,533 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,534 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:41,534 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,535 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:41,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:41,545 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:41,553 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,555 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:41,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:41,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:41,604 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:41,604 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:41,613 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:41,616 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1760689090] [2021-02-23 18:51:41,616 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:41,616 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:51:41,616 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [634088980] [2021-02-23 18:51:41,617 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:51:41,617 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:41,618 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:51:41,618 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:51:41,618 INFO L87 Difference]: Start difference. First operand 148 states and 152 transitions. Second operand 7 states. [2021-02-23 18:51:42,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:42,292 INFO L93 Difference]: Finished difference Result 206 states and 214 transitions. [2021-02-23 18:51:42,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:51:42,292 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2021-02-23 18:51:42,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:42,294 INFO L225 Difference]: With dead ends: 206 [2021-02-23 18:51:42,294 INFO L226 Difference]: Without dead ends: 204 [2021-02-23 18:51:42,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=56, Invalid=100, Unknown=0, NotChecked=0, Total=156 [2021-02-23 18:51:42,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-02-23 18:51:42,350 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 146. [2021-02-23 18:51:42,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2021-02-23 18:51:42,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 150 transitions. [2021-02-23 18:51:42,351 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 150 transitions. Word has length 63 [2021-02-23 18:51:42,352 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:42,352 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 150 transitions. [2021-02-23 18:51:42,352 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:51:42,352 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2021-02-23 18:51:42,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-23 18:51:42,353 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:42,353 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:42,353 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-23 18:51:42,353 INFO L428 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:42,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:42,354 INFO L82 PathProgramCache]: Analyzing trace with hash 773125618, now seen corresponding path program 1 times [2021-02-23 18:51:42,354 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:42,354 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2039510338] [2021-02-23 18:51:42,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:42,356 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:42,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:42,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:42,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:42,394 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-23 18:51:42,394 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-23 18:51:42,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:42,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:42,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:42,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:42,407 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:42,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:42,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:42,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:42,445 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:42,446 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:42,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:42,452 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2039510338] [2021-02-23 18:51:42,453 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:42,453 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-23 18:51:42,453 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230489110] [2021-02-23 18:51:42,453 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-23 18:51:42,453 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:42,454 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-23 18:51:42,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-23 18:51:42,454 INFO L87 Difference]: Start difference. First operand 146 states and 150 transitions. Second operand 6 states. [2021-02-23 18:51:42,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:42,970 INFO L93 Difference]: Finished difference Result 211 states and 219 transitions. [2021-02-23 18:51:42,971 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-23 18:51:42,971 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2021-02-23 18:51:42,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:42,973 INFO L225 Difference]: With dead ends: 211 [2021-02-23 18:51:42,973 INFO L226 Difference]: Without dead ends: 209 [2021-02-23 18:51:42,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=56, Unknown=0, NotChecked=0, Total=90 [2021-02-23 18:51:42,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-02-23 18:51:43,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 144. [2021-02-23 18:51:43,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2021-02-23 18:51:43,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2021-02-23 18:51:43,021 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 68 [2021-02-23 18:51:43,022 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:43,022 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2021-02-23 18:51:43,022 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-23 18:51:43,022 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2021-02-23 18:51:43,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-02-23 18:51:43,023 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:43,023 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:43,023 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-23 18:51:43,023 INFO L428 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:43,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:43,024 INFO L82 PathProgramCache]: Analyzing trace with hash 632028859, now seen corresponding path program 1 times [2021-02-23 18:51:43,024 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:43,024 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [25629715] [2021-02-23 18:51:43,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:43,026 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:43,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:43,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:43,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:43,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,064 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:43,068 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:43,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:43,081 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,081 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:43,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:43,115 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:43,115 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:43,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:43,125 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [25629715] [2021-02-23 18:51:43,125 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:43,126 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:51:43,126 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335893679] [2021-02-23 18:51:43,126 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:51:43,126 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:43,127 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:51:43,127 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:51:43,127 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 7 states. [2021-02-23 18:51:44,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:44,109 INFO L93 Difference]: Finished difference Result 383 states and 398 transitions. [2021-02-23 18:51:44,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-23 18:51:44,109 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2021-02-23 18:51:44,110 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:44,114 INFO L225 Difference]: With dead ends: 383 [2021-02-23 18:51:44,114 INFO L226 Difference]: Without dead ends: 266 [2021-02-23 18:51:44,118 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2021-02-23 18:51:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-02-23 18:51:44,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 166. [2021-02-23 18:51:44,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2021-02-23 18:51:44,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 170 transitions. [2021-02-23 18:51:44,187 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 170 transitions. Word has length 77 [2021-02-23 18:51:44,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:44,187 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 170 transitions. [2021-02-23 18:51:44,187 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:51:44,188 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 170 transitions. [2021-02-23 18:51:44,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-02-23 18:51:44,188 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:44,189 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:44,189 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-23 18:51:44,189 INFO L428 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:44,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:44,190 INFO L82 PathProgramCache]: Analyzing trace with hash 1075911903, now seen corresponding path program 1 times [2021-02-23 18:51:44,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:44,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [327479892] [2021-02-23 18:51:44,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:44,192 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:44,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:44,220 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,221 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:44,222 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,222 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:44,225 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,226 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:44,230 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,230 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:44,235 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,236 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:44,241 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,242 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:44,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:44,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:44,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:44,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:44,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:44,298 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [327479892] [2021-02-23 18:51:44,298 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:44,298 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:51:44,298 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105188257] [2021-02-23 18:51:44,299 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:51:44,299 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:44,301 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:51:44,301 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:51:44,301 INFO L87 Difference]: Start difference. First operand 166 states and 170 transitions. Second operand 7 states. [2021-02-23 18:51:45,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:45,439 INFO L93 Difference]: Finished difference Result 359 states and 370 transitions. [2021-02-23 18:51:45,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-23 18:51:45,440 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2021-02-23 18:51:45,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:45,442 INFO L225 Difference]: With dead ends: 359 [2021-02-23 18:51:45,442 INFO L226 Difference]: Without dead ends: 357 [2021-02-23 18:51:45,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2021-02-23 18:51:45,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-02-23 18:51:45,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 164. [2021-02-23 18:51:45,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-02-23 18:51:45,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 168 transitions. [2021-02-23 18:51:45,521 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 168 transitions. Word has length 82 [2021-02-23 18:51:45,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:45,522 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 168 transitions. [2021-02-23 18:51:45,522 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:51:45,522 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 168 transitions. [2021-02-23 18:51:45,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-02-23 18:51:45,523 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:45,523 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:45,523 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-23 18:51:45,523 INFO L428 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:45,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:45,524 INFO L82 PathProgramCache]: Analyzing trace with hash -700620154, now seen corresponding path program 1 times [2021-02-23 18:51:45,524 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:45,524 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [993447477] [2021-02-23 18:51:45,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:45,526 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:45,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:45,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,559 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:45,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,560 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:45,564 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:45,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:45,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:45,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,585 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:45,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:45,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:45,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:45,628 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:45,629 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:45,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:45,641 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [993447477] [2021-02-23 18:51:45,641 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:45,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-23 18:51:45,642 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [130860279] [2021-02-23 18:51:45,642 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 18:51:45,642 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:45,643 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 18:51:45,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-23 18:51:45,643 INFO L87 Difference]: Start difference. First operand 164 states and 168 transitions. Second operand 8 states. [2021-02-23 18:51:46,613 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:46,613 INFO L93 Difference]: Finished difference Result 279 states and 290 transitions. [2021-02-23 18:51:46,614 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-23 18:51:46,614 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2021-02-23 18:51:46,615 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:46,618 INFO L225 Difference]: With dead ends: 279 [2021-02-23 18:51:46,618 INFO L226 Difference]: Without dead ends: 277 [2021-02-23 18:51:46,618 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=82, Invalid=158, Unknown=0, NotChecked=0, Total=240 [2021-02-23 18:51:46,620 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-02-23 18:51:46,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 162. [2021-02-23 18:51:46,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-23 18:51:46,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-23 18:51:46,717 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 87 [2021-02-23 18:51:46,717 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:46,717 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-23 18:51:46,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 18:51:46,717 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-23 18:51:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-02-23 18:51:46,718 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:46,718 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:46,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-23 18:51:46,719 INFO L428 AbstractCegarLoop]: === Iteration 14 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:46,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:46,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1919042934, now seen corresponding path program 1 times [2021-02-23 18:51:46,719 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:46,719 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1754914645] [2021-02-23 18:51:46,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:46,722 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:46,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:46,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:46,805 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,806 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:46,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:46,816 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,816 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:46,822 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,823 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:46,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:46,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:46,862 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:46,863 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:46,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:46,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1754914645] [2021-02-23 18:51:46,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:46,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-23 18:51:46,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1557363343] [2021-02-23 18:51:46,875 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-23 18:51:46,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:46,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-23 18:51:46,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-23 18:51:46,876 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 7 states. [2021-02-23 18:51:48,390 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:48,390 INFO L93 Difference]: Finished difference Result 447 states and 461 transitions. [2021-02-23 18:51:48,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-23 18:51:48,391 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2021-02-23 18:51:48,391 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:48,393 INFO L225 Difference]: With dead ends: 447 [2021-02-23 18:51:48,394 INFO L226 Difference]: Without dead ends: 445 [2021-02-23 18:51:48,394 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=109, Unknown=0, NotChecked=0, Total=156 [2021-02-23 18:51:48,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-02-23 18:51:48,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 160. [2021-02-23 18:51:48,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-23 18:51:48,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-23 18:51:48,493 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 92 [2021-02-23 18:51:48,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:48,493 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-23 18:51:48,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-23 18:51:48,494 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-23 18:51:48,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-02-23 18:51:48,494 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:48,495 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:48,495 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-23 18:51:48,495 INFO L428 AbstractCegarLoop]: === Iteration 15 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:48,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:48,496 INFO L82 PathProgramCache]: Analyzing trace with hash -1942565549, now seen corresponding path program 1 times [2021-02-23 18:51:48,496 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:48,496 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [414152217] [2021-02-23 18:51:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:48,498 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:48,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:48,539 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,540 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:48,540 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,541 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:48,544 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,545 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:48,550 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,550 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:48,556 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,556 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-23 18:51:48,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,563 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:48,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:48,577 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:48,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:48,614 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:48,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:48,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:48,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [414152217] [2021-02-23 18:51:48,632 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:48,632 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-23 18:51:48,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [716721399] [2021-02-23 18:51:48,632 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-23 18:51:48,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:48,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-23 18:51:48,636 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-02-23 18:51:48,636 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 9 states. [2021-02-23 18:51:49,777 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:49,777 INFO L93 Difference]: Finished difference Result 289 states and 300 transitions. [2021-02-23 18:51:49,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-23 18:51:49,778 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2021-02-23 18:51:49,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:49,781 INFO L225 Difference]: With dead ends: 289 [2021-02-23 18:51:49,781 INFO L226 Difference]: Without dead ends: 287 [2021-02-23 18:51:49,785 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-02-23 18:51:49,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-02-23 18:51:49,870 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 158. [2021-02-23 18:51:49,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-23 18:51:49,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-23 18:51:49,871 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 101 [2021-02-23 18:51:49,872 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:49,872 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-23 18:51:49,872 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-23 18:51:49,872 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-23 18:51:49,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-02-23 18:51:49,873 INFO L414 BasicCegarLoop]: Found error trace [2021-02-23 18:51:49,873 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-23 18:51:49,873 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-02-23 18:51:49,874 INFO L428 AbstractCegarLoop]: === Iteration 16 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr15ASSERT_VIOLATIONERROR_FUNCTION, mainErr7ASSERT_VIOLATIONERROR_FUNCTION, mainErr8ASSERT_VIOLATIONERROR_FUNCTION, mainErr13ASSERT_VIOLATIONERROR_FUNCTION, mainErr9ASSERT_VIOLATIONERROR_FUNCTION, mainErr10ASSERT_VIOLATIONERROR_FUNCTION, mainErr14ASSERT_VIOLATIONERROR_FUNCTION, mainErr12ASSERT_VIOLATIONERROR_FUNCTION, mainErr4ASSERT_VIOLATIONERROR_FUNCTION, mainErr11ASSERT_VIOLATIONERROR_FUNCTION, mainErr2ASSERT_VIOLATIONERROR_FUNCTION, mainErr6ASSERT_VIOLATIONERROR_FUNCTION, mainErr5ASSERT_VIOLATIONERROR_FUNCTION, mainErr3ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-23 18:51:49,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-23 18:51:49,874 INFO L82 PathProgramCache]: Analyzing trace with hash -331177609, now seen corresponding path program 1 times [2021-02-23 18:51:49,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-23 18:51:49,874 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [770343518] [2021-02-23 18:51:49,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-23 18:51:49,876 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-23 18:51:49,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:49,911 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:49,912 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,912 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:49,915 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,917 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:49,921 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-23 18:51:49,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,928 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:49,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-23 18:51:49,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:49,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-23 18:51:49,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-23 18:51:49,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-23 18:51:49,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-23 18:51:49,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-23 18:51:49,997 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [770343518] [2021-02-23 18:51:49,998 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-23 18:51:49,998 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-23 18:51:49,998 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389198876] [2021-02-23 18:51:49,998 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-23 18:51:49,998 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-23 18:51:49,999 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-23 18:51:49,999 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-23 18:51:49,999 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 8 states. [2021-02-23 18:51:52,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-23 18:51:52,248 INFO L93 Difference]: Finished difference Result 687 states and 709 transitions. [2021-02-23 18:51:52,248 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-23 18:51:52,248 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 106 [2021-02-23 18:51:52,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-23 18:51:52,249 INFO L225 Difference]: With dead ends: 687 [2021-02-23 18:51:52,249 INFO L226 Difference]: Without dead ends: 0 [2021-02-23 18:51:52,252 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2021-02-23 18:51:52,252 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-23 18:51:52,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-23 18:51:52,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-23 18:51:52,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-23 18:51:52,253 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-02-23 18:51:52,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-23 18:51:52,253 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-23 18:51:52,253 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-23 18:51:52,253 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-23 18:51:52,253 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-23 18:51:52,253 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-02-23 18:51:52,255 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-23 18:51:52,572 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-23 18:51:52,809 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2021-02-23 18:51:52,915 WARN L202 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-02-23 18:51:53,504 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 165 [2021-02-23 18:51:53,764 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:51:53,880 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 148 [2021-02-23 18:51:54,001 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2021-02-23 18:51:54,544 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 170 [2021-02-23 18:51:54,808 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 192 [2021-02-23 18:51:55,039 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:51:55,480 WARN L202 SmtUtils]: Spent 438.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-23 18:51:55,595 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 148 [2021-02-23 18:51:56,132 WARN L202 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 185 [2021-02-23 18:51:56,348 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 166 [2021-02-23 18:51:56,679 WARN L202 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-23 18:51:56,923 WARN L202 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2021-02-23 18:51:57,208 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2021-02-23 18:51:57,483 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 218 [2021-02-23 18:51:57,734 WARN L202 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-23 18:51:57,844 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-23 18:51:57,993 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2021-02-23 18:51:58,112 WARN L202 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2021-02-23 18:51:58,382 WARN L202 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 170 [2021-02-23 18:51:58,643 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 162 [2021-02-23 18:51:58,952 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-23 18:51:59,091 WARN L202 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 162 [2021-02-23 18:51:59,209 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 151 [2021-02-23 18:51:59,324 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-23 18:51:59,642 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:51:59,987 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:52:00,213 WARN L202 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 162 [2021-02-23 18:52:00,347 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:52:00,516 WARN L202 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 168 [2021-02-23 18:52:00,666 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 173 [2021-02-23 18:52:00,797 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:52:01,114 WARN L202 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-23 18:52:01,349 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 197 [2021-02-23 18:52:01,535 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-23 18:52:01,947 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 183 [2021-02-23 18:52:02,217 WARN L202 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 202 [2021-02-23 18:52:02,485 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 195 [2021-02-23 18:52:02,743 WARN L202 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-23 18:52:02,984 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-23 18:52:03,120 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-23 18:52:03,248 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 170 [2021-02-23 18:52:03,386 WARN L202 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 181 [2021-02-23 18:52:03,495 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2021-02-23 18:52:03,904 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2021-02-23 18:52:04,133 WARN L202 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2021-02-23 18:52:04,263 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 146 [2021-02-23 18:52:04,399 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-23 18:52:04,809 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-23 18:52:04,952 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2021-02-23 18:52:05,293 WARN L202 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2021-02-23 18:52:05,447 WARN L202 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-23 18:52:05,578 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-23 18:52:05,841 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-23 18:52:06,108 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2021-02-23 18:52:06,374 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 219 [2021-02-23 18:52:06,556 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-23 18:52:06,671 WARN L202 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-23 18:52:07,180 WARN L202 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 160 [2021-02-23 18:52:07,463 WARN L202 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2021-02-23 18:52:07,730 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-23 18:52:07,862 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 171 [2021-02-23 18:52:07,987 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2021-02-23 18:52:08,105 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-23 18:52:08,548 WARN L202 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-23 18:52:09,016 WARN L202 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-23 18:52:09,456 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-23 18:52:09,925 WARN L202 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2021-02-23 18:52:10,392 WARN L202 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-23 18:52:10,745 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2021-02-23 18:52:11,130 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:11,490 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2021-02-23 18:52:11,956 WARN L202 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 65 [2021-02-23 18:52:12,141 WARN L202 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2021-02-23 18:52:12,579 WARN L202 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-23 18:52:13,030 WARN L202 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-23 18:52:13,378 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2021-02-23 18:52:13,827 WARN L202 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2021-02-23 18:52:14,206 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:14,871 WARN L202 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-23 18:52:15,247 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2021-02-23 18:52:15,514 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-23 18:52:15,793 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-23 18:52:16,352 WARN L202 SmtUtils]: Spent 557.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2021-02-23 18:52:16,691 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2021-02-23 18:52:17,268 WARN L202 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-23 18:52:17,890 WARN L202 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2021-02-23 18:52:18,550 WARN L202 SmtUtils]: Spent 657.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2021-02-23 18:52:19,164 WARN L202 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 40 [2021-02-23 18:52:19,845 WARN L202 SmtUtils]: Spent 679.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-23 18:52:20,290 WARN L202 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-23 18:52:20,684 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2021-02-23 18:52:21,156 WARN L202 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2021-02-23 18:52:21,592 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-23 18:52:21,823 WARN L202 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-23 18:52:22,223 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2021-02-23 18:52:22,628 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2021-02-23 18:52:23,183 WARN L202 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-23 18:52:23,569 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2021-02-23 18:52:23,925 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 40 [2021-02-23 18:52:24,364 WARN L202 SmtUtils]: Spent 437.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-23 18:52:24,789 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-23 18:52:24,990 WARN L202 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2021-02-23 18:52:25,456 WARN L202 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2021-02-23 18:52:25,932 WARN L202 SmtUtils]: Spent 473.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-23 18:52:26,332 WARN L202 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:26,736 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 60 [2021-02-23 18:52:27,121 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 62 [2021-02-23 18:52:27,539 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-23 18:52:27,810 WARN L202 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-23 18:52:28,185 WARN L202 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:28,561 WARN L202 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2021-02-23 18:52:28,953 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:29,280 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2021-02-23 18:52:29,630 WARN L202 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 31 [2021-02-23 18:52:30,010 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:30,803 WARN L202 SmtUtils]: Spent 786.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-23 18:52:31,376 WARN L202 SmtUtils]: Spent 569.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2021-02-23 18:52:31,878 WARN L202 SmtUtils]: Spent 498.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-23 18:52:32,350 WARN L202 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-23 18:52:32,591 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-23 18:52:32,839 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-23 18:52:33,110 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-23 18:52:33,623 WARN L202 SmtUtils]: Spent 489.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2021-02-23 18:52:34,288 WARN L202 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2021-02-23 18:52:34,810 WARN L202 SmtUtils]: Spent 516.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2021-02-23 18:52:35,586 WARN L202 SmtUtils]: Spent 774.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-23 18:52:36,261 WARN L202 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-23 18:52:36,710 WARN L202 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-23 18:52:37,143 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 45 [2021-02-23 18:52:37,625 WARN L202 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2021-02-23 18:52:38,094 WARN L202 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2021-02-23 18:52:38,568 WARN L202 SmtUtils]: Spent 472.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-23 18:52:39,043 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-23 18:52:39,627 WARN L202 SmtUtils]: Spent 538.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2021-02-23 18:52:39,904 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 12 [2021-02-23 18:52:40,269 WARN L202 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2021-02-23 18:52:40,713 WARN L202 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-23 18:52:41,128 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-23 18:52:41,523 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 65 [2021-02-23 18:52:41,722 WARN L202 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2021-02-23 18:52:42,163 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-23 18:52:42,624 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-23 18:52:42,937 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-23 18:52:43,340 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2021-02-23 18:52:43,760 WARN L202 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2021-02-23 18:52:44,177 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-23 18:52:44,427 WARN L202 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-23 18:52:44,688 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-23 18:52:44,992 WARN L202 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2021-02-23 18:52:45,318 WARN L202 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-23 18:52:45,699 WARN L202 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-23 18:52:46,434 WARN L202 SmtUtils]: Spent 732.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-23 18:52:47,088 WARN L202 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 36 [2021-02-23 18:52:47,692 WARN L202 SmtUtils]: Spent 600.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2021-02-23 18:52:48,206 WARN L202 SmtUtils]: Spent 512.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-23 18:52:48,676 WARN L202 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-23 18:52:49,119 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2021-02-23 18:52:49,560 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-23 18:52:49,782 WARN L202 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-23 18:52:50,034 WARN L202 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-23 18:52:50,306 WARN L202 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-23 18:52:50,752 WARN L202 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2021-02-23 18:52:51,339 WARN L202 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2021-02-23 18:52:52,053 WARN L202 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-23 18:52:52,454 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2021-02-23 18:52:52,851 WARN L202 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2021-02-23 18:52:53,296 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 46 [2021-02-23 18:52:53,303 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2021-02-23 18:52:53,303 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 4) no Hoare annotation was computed. [2021-02-23 18:52:53,303 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2021-02-23 18:52:53,303 INFO L192 CegarLoopUtils]: At program point L4-3(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,303 INFO L192 CegarLoopUtils]: At program point L4-4(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L4-5(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= ~__return_334~0 |old(~__return_334~0)|) (= |old(#length)| |#length|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~__return_main~0 |old(~__return_main~0)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L4(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,304 INFO L192 CegarLoopUtils]: At program point L4-1(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point L4-2(line 4) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-23 18:52:53,305 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2021-02-23 18:52:53,305 INFO L189 CegarLoopUtils]: For program point L7(line 7) no Hoare annotation was computed. [2021-02-23 18:52:53,305 INFO L189 CegarLoopUtils]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-02-23 18:52:53,305 INFO L189 CegarLoopUtils]: For program point L7-3(lines 6 8) no Hoare annotation was computed. [2021-02-23 18:52:53,305 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2021-02-23 18:52:53,306 INFO L185 CegarLoopUtils]: At program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 88) the Hoare annotation is: false [2021-02-23 18:52:53,306 INFO L185 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: false [2021-02-23 18:52:53,306 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 13 313) the Hoare annotation is: true [2021-02-23 18:52:53,306 INFO L185 CegarLoopUtils]: At program point L184(line 184) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L151(lines 151 281) the Hoare annotation is: (and (let ((.cse0 (= main_~__tmp_2~0 1)) (.cse1 (not (= main_~__tmp_8~0 0))) (.cse2 (not (= main_~__tmp_1~0 0))) (.cse3 (not (= main_~__VERIFIER_assert__cond~0 0))) (.cse4 (not (= main_~__VERIFIER_assert__cond~6 0))) (.cse5 (not (= main_~__VERIFIER_assert__cond~7 0))) (.cse6 (not (= main_~__tmp_7~0 0))) (.cse7 (<= 0 main_~main__j~0)) (.cse8 (= main_~__VERIFIER_assert__cond~1 1)) (.cse9 (<= (+ main_~main__i~0 2) main_~main__len~0)) (.cse10 (= |old(~__return_334~0)| ~__return_334~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 1 main_~main__i~0) .cse8 .cse9 .cse10) (and .cse0 (= main_~main__i~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L118(line 118) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L85(line 85) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L19(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L19-1(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,307 INFO L185 CegarLoopUtils]: At program point L19-2(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,308 INFO L185 CegarLoopUtils]: At program point L234(line 234) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,308 INFO L185 CegarLoopUtils]: At program point L201(line 201) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,308 INFO L185 CegarLoopUtils]: At program point L135(line 135) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L36(lines 36 300) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L251(line 251) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: false [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L185(line 185) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L119(line 119) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,309 INFO L185 CegarLoopUtils]: At program point L86(lines 86 127) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,310 INFO L185 CegarLoopUtils]: At program point L53(line 53) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2021-02-23 18:52:53,310 INFO L185 CegarLoopUtils]: At program point L20(lines 20 312) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,310 INFO L185 CegarLoopUtils]: At program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 245) the Hoare annotation is: false [2021-02-23 18:52:53,310 INFO L185 CegarLoopUtils]: At program point L235(line 235) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,310 INFO L185 CegarLoopUtils]: At program point L202(line 202) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,311 INFO L185 CegarLoopUtils]: At program point L136(line 136) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,311 INFO L185 CegarLoopUtils]: At program point L252(line 252) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,311 INFO L185 CegarLoopUtils]: At program point L153(line 153) the Hoare annotation is: false [2021-02-23 18:52:53,311 INFO L185 CegarLoopUtils]: At program point L120(line 120) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 1 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,311 INFO L185 CegarLoopUtils]: At program point L54(line 54) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (< (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,312 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 13 313) the Hoare annotation is: true [2021-02-23 18:52:53,312 INFO L185 CegarLoopUtils]: At program point L236(line 236) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,312 INFO L185 CegarLoopUtils]: At program point L203(lines 203 273) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,312 INFO L185 CegarLoopUtils]: At program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 229) the Hoare annotation is: false [2021-02-23 18:52:53,312 INFO L185 CegarLoopUtils]: At program point L137(line 137) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,312 INFO L185 CegarLoopUtils]: At program point L71(line 71) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,313 INFO L185 CegarLoopUtils]: At program point L38(lines 38 294) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2021-02-23 18:52:53,313 INFO L185 CegarLoopUtils]: At program point L253(line 253) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,313 INFO L185 CegarLoopUtils]: At program point L187(line 187) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,313 INFO L185 CegarLoopUtils]: At program point L154(line 154) the Hoare annotation is: false [2021-02-23 18:52:53,313 INFO L185 CegarLoopUtils]: At program point L88(line 88) the Hoare annotation is: false [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point L55(line 55) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point L22(line 22) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point L237(line 237) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 165) the Hoare annotation is: false [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point L171(line 171) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,314 INFO L185 CegarLoopUtils]: At program point L138(line 138) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,315 INFO L185 CegarLoopUtils]: At program point L72(line 72) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,315 INFO L185 CegarLoopUtils]: At program point L254(line 254) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,315 INFO L185 CegarLoopUtils]: At program point L188(line 188) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,315 INFO L185 CegarLoopUtils]: At program point L89(line 89) the Hoare annotation is: false [2021-02-23 18:52:53,315 INFO L185 CegarLoopUtils]: At program point L56(line 56) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point L304(lines 25 312) the Hoare annotation is: (and (<= 0 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point L205(line 205) the Hoare annotation is: false [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 257) the Hoare annotation is: false [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point L172(line 172) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point L139(lines 139 283) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2021-02-23 18:52:53,316 INFO L185 CegarLoopUtils]: At program point L106(line 106) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,317 INFO L185 CegarLoopUtils]: At program point L73(line 73) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,317 INFO L185 CegarLoopUtils]: At program point L255(lines 255 265) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,317 INFO L185 CegarLoopUtils]: At program point L189(line 189) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,317 INFO L185 CegarLoopUtils]: At program point L57(lines 57 286) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point L239(line 239) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point L206(line 206) the Hoare annotation is: false [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point L173(line 173) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point L107(line 107) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point L74(lines 74 129) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,318 INFO L185 CegarLoopUtils]: At program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 193) the Hoare annotation is: false [2021-02-23 18:52:53,319 INFO L185 CegarLoopUtils]: At program point L41(line 41) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,319 INFO L185 CegarLoopUtils]: At program point L223(line 223) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,319 INFO L185 CegarLoopUtils]: At program point L190(line 190) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,319 INFO L185 CegarLoopUtils]: At program point L240(line 240) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point L174(line 174) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point L141(line 141) the Hoare annotation is: false [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 177) the Hoare annotation is: false [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point L108(line 108) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (= |old(~__return_334~0)| ~__return_334~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point L42(line 42) the Hoare annotation is: (and (<= 0 main_~main__i~0) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,320 INFO L185 CegarLoopUtils]: At program point L257(line 257) the Hoare annotation is: false [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L224(line 224) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L191(lines 191 275) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 100) the Hoare annotation is: false [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L59(line 59) the Hoare annotation is: false [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L26(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L26-1(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,321 INFO L185 CegarLoopUtils]: At program point L26-2(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L241(line 241) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L175(lines 175 277) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L142(line 142) the Hoare annotation is: false [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L109(line 109) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: false [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L43(line 43) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,322 INFO L185 CegarLoopUtils]: At program point L258(line 258) the Hoare annotation is: false [2021-02-23 18:52:53,323 INFO L185 CegarLoopUtils]: At program point L225(line 225) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,323 INFO L185 CegarLoopUtils]: At program point L159(line 159) the Hoare annotation is: (and (let ((.cse0 (= main_~__tmp_2~0 1)) (.cse1 (not (= main_~__tmp_8~0 0))) (.cse2 (not (= main_~__tmp_1~0 0))) (.cse3 (not (= main_~__VERIFIER_assert__cond~0 0))) (.cse4 (not (= main_~__VERIFIER_assert__cond~6 0))) (.cse5 (not (= main_~__VERIFIER_assert__cond~7 0))) (.cse6 (not (= main_~__tmp_7~0 0))) (.cse7 (<= 0 main_~main__j~0)) (.cse8 (= main_~__VERIFIER_assert__cond~1 1)) (.cse9 (<= (+ main_~main__i~0 2) main_~main__len~0)) (.cse10 (= |old(~__return_334~0)| ~__return_334~0))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 (<= 1 main_~main__i~0) .cse8 .cse9 .cse10) (and .cse0 (= main_~main__i~0 0) .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10))) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,323 INFO L185 CegarLoopUtils]: At program point L60(line 60) the Hoare annotation is: false [2021-02-23 18:52:53,323 INFO L185 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,323 INFO L185 CegarLoopUtils]: At program point L242(line 242) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point L110(lines 110 123) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point L77(line 77) the Hoare annotation is: false [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point L44(line 44) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 205) the Hoare annotation is: false [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point L226(line 226) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,324 INFO L185 CegarLoopUtils]: At program point L193(line 193) the Hoare annotation is: false [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point L160(line 160) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point L94(line 94) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point L28(line 28) the Hoare annotation is: (and (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 141) the Hoare annotation is: false [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point L309(line 309) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,325 INFO L185 CegarLoopUtils]: At program point L243(lines 243 267) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L177(line 177) the Hoare annotation is: false [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L45(lines 45 288) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L293(lines 38 294) the Hoare annotation is: (and (<= 0 main_~main__i~0) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L227(lines 227 269) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L194(line 194) the Hoare annotation is: false [2021-02-23 18:52:53,326 INFO L185 CegarLoopUtils]: At program point L161(line 161) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point L95(line 95) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 112) the Hoare annotation is: false [2021-02-23 18:52:53,327 INFO L192 CegarLoopUtils]: At program point L310(line 310) the Hoare annotation is: true [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point L211(line 211) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point L178(line 178) the Hoare annotation is: false [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point L112(line 112) the Hoare annotation is: false [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point L162(line 162) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,327 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 47) the Hoare annotation is: false [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point L96(line 96) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 13 313) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point L245(line 245) the Hoare annotation is: false [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point L212(line 212) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point L113(line 113) the Hoare annotation is: false [2021-02-23 18:52:53,328 INFO L185 CegarLoopUtils]: At program point L47(line 47) the Hoare annotation is: false [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L262(line 262) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L229(line 229) the Hoare annotation is: false [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L163(lines 163 279) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L97(line 97) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L64(line 64) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 153) the Hoare annotation is: false [2021-02-23 18:52:53,329 INFO L185 CegarLoopUtils]: At program point L246(line 246) the Hoare annotation is: false [2021-02-23 18:52:53,330 INFO L185 CegarLoopUtils]: At program point L213(line 213) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,330 INFO L185 CegarLoopUtils]: At program point L147(line 147) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0)) [2021-02-23 18:52:53,330 INFO L185 CegarLoopUtils]: At program point L48(line 48) the Hoare annotation is: false [2021-02-23 18:52:53,330 INFO L185 CegarLoopUtils]: At program point L263(line 263) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__VERIFIER_assert__cond~15 0)) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__j~0 3) main_~main__bufsize~0) (not (= main_~__tmp_14~0 0)) (not (= main_~__tmp_8~0 0)) (not (= main_~__tmp_15~0 0)) (not (= main_~__tmp_16~0 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (not (= main_~__tmp_11~0 0)) (<= 2 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_12~0 0)) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~13 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,330 INFO L185 CegarLoopUtils]: At program point L230(line 230) the Hoare annotation is: false [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point L98(lines 98 125) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (not (= main_~__tmp_5~0 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point L65(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point L32(line 32) the Hoare annotation is: (and (<= 0 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point L65-1(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point L65-2(line 65) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,331 INFO L185 CegarLoopUtils]: At program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 76) the Hoare annotation is: false [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L214(line 214) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L148(line 148) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L82(line 82) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (<= 0 main_~main__j~0) (< main_~main__i~0 main_~main__len~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L264(lines 31 306) the Hoare annotation is: (let ((.cse0 (<= 0 main_~main__j~0)) (.cse5 (<= (+ main_~main__j~0 4) main_~main__bufsize~0)) (.cse1 (= |old(~__return_334~0)| ~__return_334~0))) (let ((.cse3 (<= 1 main_~main__j~0)) (.cse4 (let ((.cse6 (<= 1 main_~main__i~0))) (or (and (not (= main_~__tmp_13~0 0)) .cse0 .cse6 .cse1 (not (= main_~__VERIFIER_assert__cond~12 0))) (and .cse0 .cse5 .cse6 .cse1)))) (.cse2 (<= (+ main_~main__limit~0 4) main_~main__bufsize~0))) (or (and (<= 0 main_~main__i~0) .cse0 .cse1 (<= (+ main_~main__i~0 1) main_~main__len~0) .cse2) (and .cse3 .cse4 (not (= main_~__tmp_15~0 0)) (not (= main_~__VERIFIER_assert__cond~14 0)) .cse2) (and .cse3 .cse4 .cse5 .cse2)))) [2021-02-23 18:52:53,332 INFO L185 CegarLoopUtils]: At program point L165(line 165) the Hoare annotation is: false [2021-02-23 18:52:53,333 INFO L185 CegarLoopUtils]: At program point L66(lines 66 285) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,333 INFO L185 CegarLoopUtils]: At program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 59) the Hoare annotation is: false [2021-02-23 18:52:53,333 INFO L185 CegarLoopUtils]: At program point L215(lines 215 271) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__VERIFIER_assert__cond~11 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_13~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (not (= main_~__tmp_12~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (not (= main_~__VERIFIER_assert__cond~12 0)) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (<= (+ main_~main__i~0 1) main_~main__len~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,333 INFO L185 CegarLoopUtils]: At program point L182(line 182) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,333 INFO L185 CegarLoopUtils]: At program point L149(line 149) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (< (+ main_~main__i~0 1) main_~main__len~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L83(line 83) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L199(line 199) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (<= 1 main_~main__j~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L166(line 166) the Hoare annotation is: false [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L100(line 100) the Hoare annotation is: false [2021-02-23 18:52:53,334 INFO L185 CegarLoopUtils]: At program point L183(line 183) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= 0 main_~main__j~0) (<= (+ main_~main__i~0 2) main_~main__len~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L150(line 150) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (<= 0 main_~main__i~0) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__tmp_7~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_1~0 0)) (not (= main_~__VERIFIER_assert__cond~6 0)) (<= 0 main_~main__j~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 2) main_~main__len~0) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L117(line 117) the Hoare annotation is: (and (not (= main_~__VERIFIER_assert__cond~5 0)) (<= 0 main_~main__i~0) (not (= main_~__tmp_6~0 0)) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (not (= main_~__VERIFIER_assert__cond~4 0)) (not (= main_~__tmp_3~0 0)) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__tmp_5~0 0)) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__VERIFIER_assert__cond~3 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L84(line 84) the Hoare annotation is: (and (<= 0 main_~main__i~0) (not (= main_~__VERIFIER_assert__cond~2 0)) (< main_~main__i~0 main_~main__len~0) (<= 0 main_~main__j~0) (not (= main_~__tmp_4~0 0)) (not (= main_~__tmp_3~0 0)) (<= (+ main_~main__j~0 5) main_~main__bufsize~0) (= |old(~__return_334~0)| ~__return_334~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0)) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L18(line 18) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 217) the Hoare annotation is: false [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L200(line 200) the Hoare annotation is: (and (= main_~__tmp_2~0 1) (not (= main_~__tmp_8~0 0)) (not (= main_~__VERIFIER_assert__cond~0 0)) (not (= main_~__VERIFIER_assert__cond~9 0)) (not (= main_~__tmp_7~0 0)) (<= 1 main_~main__i~0) (= |old(~__return_334~0)| ~__return_334~0) (not (= main_~__VERIFIER_assert__cond~8 0)) (not (= main_~__tmp_11~0 0)) (not (= main_~__VERIFIER_assert__cond~10 0)) (not (= main_~__tmp_1~0 0)) (<= 1 main_~main__j~0) (not (= main_~__VERIFIER_assert__cond~6 0)) (not (= main_~__VERIFIER_assert__cond~7 0)) (not (= main_~__tmp_9~0 0)) (<= (+ main_~main__j~0 4) main_~main__bufsize~0) (= main_~__VERIFIER_assert__cond~1 1) (<= (+ main_~main__i~0 1) main_~main__len~0) (<= (+ main_~main__limit~0 4) main_~main__bufsize~0) (not (= main_~__tmp_10~0 0))) [2021-02-23 18:52:53,335 INFO L185 CegarLoopUtils]: At program point L101(line 101) the Hoare annotation is: false [2021-02-23 18:52:53,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.02 06:52:53 BoogieIcfgContainer [2021-02-23 18:52:53,360 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-23 18:52:53,361 INFO L168 Benchmark]: Toolchain (without parser) took 81846.31 ms. Allocated memory was 158.3 MB in the beginning and 486.5 MB in the end (delta: 328.2 MB). Free memory was 134.2 MB in the beginning and 181.5 MB in the end (delta: -47.3 MB). Peak memory consumption was 295.4 MB. Max. memory is 8.0 GB. [2021-02-23 18:52:53,361 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 158.3 MB. Free memory is still 132.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-23 18:52:53,361 INFO L168 Benchmark]: CACSL2BoogieTranslator took 346.42 ms. Allocated memory is still 158.3 MB. Free memory was 133.4 MB in the beginning and 117.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-02-23 18:52:53,361 INFO L168 Benchmark]: Boogie Preprocessor took 97.96 ms. Allocated memory is still 158.3 MB. Free memory was 117.2 MB in the beginning and 115.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-23 18:52:53,362 INFO L168 Benchmark]: RCFGBuilder took 1095.55 ms. Allocated memory is still 158.3 MB. Free memory was 115.2 MB in the beginning and 82.6 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. [2021-02-23 18:52:53,362 INFO L168 Benchmark]: TraceAbstraction took 80283.05 ms. Allocated memory was 158.3 MB in the beginning and 486.5 MB in the end (delta: 328.2 MB). Free memory was 82.1 MB in the beginning and 181.5 MB in the end (delta: -99.4 MB). Peak memory consumption was 243.0 MB. Max. memory is 8.0 GB. [2021-02-23 18:52:53,363 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 158.3 MB. Free memory is still 132.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 346.42 ms. Allocated memory is still 158.3 MB. Free memory was 133.4 MB in the beginning and 117.2 MB in the end (delta: 16.2 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 97.96 ms. Allocated memory is still 158.3 MB. Free memory was 117.2 MB in the beginning and 115.7 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1095.55 ms. Allocated memory is still 158.3 MB. Free memory was 115.2 MB in the beginning and 82.6 MB in the end (delta: 32.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 80283.05 ms. Allocated memory was 158.3 MB in the beginning and 486.5 MB in the end (delta: 328.2 MB). Free memory was 82.1 MB in the beginning and 181.5 MB in the end (delta: -99.4 MB). Peak memory consumption was 243.0 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 47]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 257]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 153]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 165]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 229]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 177]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 193]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 245]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 217]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 100]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 205]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 76]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 141]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 112]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 88]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 59]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 31]: Loop Invariant Derived loop invariant: (((((0 <= main__i && 0 <= main__j) && \old(__return_334) == __return_334) && main__i + 1 <= main__len) && main__limit + 4 <= main__bufsize) || ((((1 <= main__j && (((((!(__tmp_13 == 0) && 0 <= main__j) && 1 <= main__i) && \old(__return_334) == __return_334) && !(__VERIFIER_assert__cond == 0)) || (((0 <= main__j && main__j + 4 <= main__bufsize) && 1 <= main__i) && \old(__return_334) == __return_334))) && !(__tmp_15 == 0)) && !(__VERIFIER_assert__cond == 0)) && main__limit + 4 <= main__bufsize)) || (((1 <= main__j && (((((!(__tmp_13 == 0) && 0 <= main__j) && 1 <= main__i) && \old(__return_334) == __return_334) && !(__VERIFIER_assert__cond == 0)) || (((0 <= main__j && main__j + 4 <= main__bufsize) && 1 <= main__i) && \old(__return_334) == __return_334))) && main__j + 4 <= main__bufsize) && main__limit + 4 <= main__bufsize) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: ((((0 <= main__i && main__i < main__len) && 0 <= main__j) && main__j + 5 <= main__bufsize) && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize - InvariantResult [Line: 25]: Loop Invariant Derived loop invariant: (0 <= main__i && \old(__return_334) == __return_334) && main__limit + 4 <= main__bufsize - ProcedureContractResult [Line: 13]: Procedure Contract for main Derived contract for procedure main: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 194 locations, 16 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 19.0s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 15.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 61.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3703 SDtfs, 8885 SDslu, 918 SDs, 0 SdLazy, 7102 SolverSat, 245 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 4.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=186occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.9s AutomataMinimizationTime, 16 MinimizatonAttempts, 1653 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 186 LocationsWithAnnotation, 186 PreInvPairs, 856 NumberOfFragments, 6723 HoareAnnotationTreeSize, 186 FomulaSimplifications, 10313711120 FormulaSimplificationTreeSizeReduction, 15.8s HoareSimplificationTime, 186 FomulaSimplificationsInter, 63275154 FormulaSimplificationTreeSizeReductionInter, 45.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, 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 RESULT: Ultimate proved your program to be correct! Received shutdown request...