/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/acceleratedInterpolationWernerOverapprox_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-22 02:21:57,675 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-22 02:21:57,678 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-22 02:21:57,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-22 02:21:57,713 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-22 02:21:57,715 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-22 02:21:57,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-22 02:21:57,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-22 02:21:57,728 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-22 02:21:57,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-22 02:21:57,731 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-22 02:21:57,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-22 02:21:57,733 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-22 02:21:57,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-22 02:21:57,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-22 02:21:57,737 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-22 02:21:57,738 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-22 02:21:57,739 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-22 02:21:57,741 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-22 02:21:57,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-22 02:21:57,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-22 02:21:57,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-22 02:21:57,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-22 02:21:57,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-22 02:21:57,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-02-22 02:21:57,768 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-22 02:21:57,769 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-22 02:21:57,770 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-22 02:21:57,771 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationWernerOverapprox_32.epf [2021-02-22 02:21:57,784 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-22 02:21:57,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-22 02:21:57,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-22 02:21:57,786 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-22 02:21:57,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-22 02:21:57,787 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-22 02:21:57,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-22 02:21:57,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-22 02:21:57,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-22 02:21:57,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-22 02:21:57,788 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-22 02:21:57,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-22 02:21:57,788 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-22 02:21:57,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-22 02:21:57,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-22 02:21:57,789 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-22 02:21:57,789 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-22 02:21:57,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-22 02:21:57,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-22 02:21:57,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-22 02:21:57,790 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-22 02:21:57,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-22 02:21:57,790 INFO L138 SettingsManager]: * Loop acceleration method that is used by accelerated interpolation=WERNER_OVERAPPROX [2021-02-22 02:21:57,790 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-22 02:21:58,170 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-22 02:21:58,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-22 02:21:58,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-22 02:21:58,202 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-22 02:21:58,207 INFO L275 PluginConnector]: CDTParser initialized [2021-02-22 02:21:58,208 INFO L432 ainManager$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 [2021-02-22 02:21:58,289 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e7984b81/ab6931d255cf41b7957f9f2493f70f76/FLAGac4c17fc4 [2021-02-22 02:21:58,879 INFO L306 CDTParser]: Found 1 translation units. [2021-02-22 02:21:58,880 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-22 02:21:58,898 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e7984b81/ab6931d255cf41b7957f9f2493f70f76/FLAGac4c17fc4 [2021-02-22 02:21:59,242 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e7984b81/ab6931d255cf41b7957f9f2493f70f76 [2021-02-22 02:21:59,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-22 02:21:59,262 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-22 02:21:59,270 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-22 02:21:59,270 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-22 02:21:59,275 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-22 02:21:59,276 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,278 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13f0633c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59, skipping insertion in model container [2021-02-22 02:21:59,278 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,289 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-22 02:21:59,344 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-22 02:21:59,542 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] [2021-02-22 02:21:59,547 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] [2021-02-22 02:21:59,550 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] [2021-02-22 02:21:59,552 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] [2021-02-22 02:21:59,554 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] [2021-02-22 02:21:59,556 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] [2021-02-22 02:21:59,560 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] [2021-02-22 02:21:59,562 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] [2021-02-22 02:21:59,563 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] [2021-02-22 02:21:59,565 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] [2021-02-22 02:21:59,568 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] [2021-02-22 02:21:59,570 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] [2021-02-22 02:21:59,572 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] [2021-02-22 02:21:59,573 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] [2021-02-22 02:21:59,576 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] [2021-02-22 02:21:59,578 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] [2021-02-22 02:21:59,582 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:21:59,596 INFO L203 MainTranslator]: Completed pre-run [2021-02-22 02:21:59,619 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] [2021-02-22 02:21:59,621 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] [2021-02-22 02:21:59,623 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] [2021-02-22 02:21:59,625 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] [2021-02-22 02:21:59,626 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] [2021-02-22 02:21:59,628 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] [2021-02-22 02:21:59,631 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] [2021-02-22 02:21:59,632 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] [2021-02-22 02:21:59,634 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] [2021-02-22 02:21:59,636 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] [2021-02-22 02:21:59,638 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] [2021-02-22 02:21:59,640 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] [2021-02-22 02:21:59,642 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] [2021-02-22 02:21:59,644 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] [2021-02-22 02:21:59,647 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] [2021-02-22 02:21:59,649 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] [2021-02-22 02:21:59,652 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-22 02:21:59,676 INFO L208 MainTranslator]: Completed translation [2021-02-22 02:21:59,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59 WrapperNode [2021-02-22 02:21:59,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-22 02:21:59,678 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-22 02:21:59,678 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-22 02:21:59,681 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-22 02:21:59,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,709 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,724 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,726 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (1/1) ... [2021-02-22 02:21:59,730 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-22 02:21:59,731 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-22 02:21:59,731 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-22 02:21:59,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-22 02:21:59,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (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 [2021-02-22 02:21:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-22 02:21:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-22 02:21:59,849 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-22 02:21:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-22 02:21:59,850 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-22 02:21:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-22 02:21:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-22 02:21:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-22 02:21:59,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-22 02:21:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-22 02:21:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-22 02:21:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-22 02:21:59,851 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-22 02:21:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-22 02:21:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-22 02:21:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-22 02:21:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-22 02:21:59,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-22 02:21:59,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-22 02:22:00,469 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-22 02:22:00,469 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-22 02:22:00,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:22:00 BoogieIcfgContainer [2021-02-22 02:22:00,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-22 02:22:00,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-22 02:22:00,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-22 02:22:00,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-22 02:22:00,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.02 02:21:59" (1/3) ... [2021-02-22 02:22:00,483 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b42d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:22:00, skipping insertion in model container [2021-02-22 02:22:00,483 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.02 02:21:59" (2/3) ... [2021-02-22 02:22:00,484 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@78b42d84 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.02 02:22:00, skipping insertion in model container [2021-02-22 02:22:00,484 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.02 02:22:00" (3/3) ... [2021-02-22 02:22:00,486 INFO L111 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-22 02:22:00,493 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-22 02:22:00,499 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2021-02-22 02:22:00,519 INFO L253 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-02-22 02:22:00,553 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-22 02:22:00,554 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-22 02:22:00,554 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-22 02:22:00,554 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-22 02:22:00,554 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-22 02:22:00,554 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-22 02:22:00,555 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-22 02:22:00,555 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-22 02:22:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2021-02-22 02:22:00,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-22 02:22:00,592 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:00,593 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] [2021-02-22 02:22:00,594 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]=== [2021-02-22 02:22:00,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:00,601 INFO L82 PathProgramCache]: Analyzing trace with hash 1150494908, now seen corresponding path program 1 times [2021-02-22 02:22:00,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:00,615 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [576580371] [2021-02-22 02:22:00,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:00,699 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:00,919 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:00,925 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,927 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:00,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:00,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,957 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:00,964 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:00,975 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:00,976 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:01,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:01,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:01,061 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:01,062 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:01,073 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:01,075 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [576580371] [2021-02-22 02:22:01,081 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:01,081 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:01,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [505294330] [2021-02-22 02:22:01,087 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:01,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:01,101 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:01,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:01,104 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 6 states. [2021-02-22 02:22:02,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:02,081 INFO L93 Difference]: Finished difference Result 443 states and 505 transitions. [2021-02-22 02:22:02,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-22 02:22:02,084 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-22 02:22:02,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:02,097 INFO L225 Difference]: With dead ends: 443 [2021-02-22 02:22:02,097 INFO L226 Difference]: Without dead ends: 272 [2021-02-22 02:22:02,103 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 [2021-02-22 02:22:02,124 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-02-22 02:22:02,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 162. [2021-02-22 02:22:02,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-22 02:22:02,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-22 02:22:02,241 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 38 [2021-02-22 02:22:02,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:02,242 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-22 02:22:02,242 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:02,243 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-22 02:22:02,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-22 02:22:02,245 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:02,245 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] [2021-02-22 02:22:02,245 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-22 02:22:02,246 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]=== [2021-02-22 02:22:02,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:02,247 INFO L82 PathProgramCache]: Analyzing trace with hash 488370417, now seen corresponding path program 1 times [2021-02-22 02:22:02,247 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:02,247 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [392848599] [2021-02-22 02:22:02,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:02,256 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:02,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:02,336 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,337 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:02,339 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,340 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:02,342 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,343 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-02-22 02:22:02,347 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,348 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:02,352 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,352 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:02,357 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,358 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:02,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:02,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:02,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:02,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:02,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [392848599] [2021-02-22 02:22:02,441 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:02,441 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:02,441 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015256220] [2021-02-22 02:22:02,442 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:02,442 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:02,443 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:02,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:02,443 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 6 states. [2021-02-22 02:22:02,977 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:02,977 INFO L93 Difference]: Finished difference Result 231 states and 238 transitions. [2021-02-22 02:22:02,978 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-22 02:22:02,978 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-22 02:22:02,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:02,981 INFO L225 Difference]: With dead ends: 231 [2021-02-22 02:22:02,981 INFO L226 Difference]: Without dead ends: 229 [2021-02-22 02:22:02,982 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-22 02:22:02,984 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-02-22 02:22:03,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 160. [2021-02-22 02:22:03,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-22 02:22:03,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-22 02:22:03,049 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 38 [2021-02-22 02:22:03,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:03,050 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-22 02:22:03,050 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:03,050 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-22 02:22:03,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-22 02:22:03,051 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:03,052 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] [2021-02-22 02:22:03,052 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-22 02:22:03,052 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]=== [2021-02-22 02:22:03,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:03,053 INFO L82 PathProgramCache]: Analyzing trace with hash 20411355, now seen corresponding path program 1 times [2021-02-22 02:22:03,053 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:03,053 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1342345474] [2021-02-22 02:22:03,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:03,056 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:03,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:03,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,115 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-22 02:22:03,116 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-22 02:22:03,120 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:03,124 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,125 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:03,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:03,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:03,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,170 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:03,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1342345474] [2021-02-22 02:22:03,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:03,174 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:03,174 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [635763219] [2021-02-22 02:22:03,175 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:03,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:03,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:03,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:03,176 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 6 states. [2021-02-22 02:22:03,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:03,770 INFO L93 Difference]: Finished difference Result 271 states and 279 transitions. [2021-02-22 02:22:03,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 02:22:03,770 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-22 02:22:03,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:03,773 INFO L225 Difference]: With dead ends: 271 [2021-02-22 02:22:03,773 INFO L226 Difference]: Without dead ends: 269 [2021-02-22 02:22:03,774 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 [2021-02-22 02:22:03,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-02-22 02:22:03,820 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 158. [2021-02-22 02:22:03,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-22 02:22:03,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-22 02:22:03,822 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 43 [2021-02-22 02:22:03,822 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:03,822 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-22 02:22:03,822 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:03,823 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-22 02:22:03,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-22 02:22:03,824 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:03,824 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] [2021-02-22 02:22:03,824 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-22 02:22:03,825 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]=== [2021-02-22 02:22:03,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:03,825 INFO L82 PathProgramCache]: Analyzing trace with hash -542659544, now seen corresponding path program 1 times [2021-02-22 02:22:03,825 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:03,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1819857770] [2021-02-22 02:22:03,826 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:03,828 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:03,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:03,904 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,907 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,908 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-22 02:22:03,910 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-22 02:22:03,913 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,913 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:03,918 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,918 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:03,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:03,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:03,973 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:03,974 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:03,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:03,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1819857770] [2021-02-22 02:22:03,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:03,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:03,979 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [496820850] [2021-02-22 02:22:03,980 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:03,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:03,980 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:03,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:03,984 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 6 states. [2021-02-22 02:22:04,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:04,394 INFO L93 Difference]: Finished difference Result 200 states and 207 transitions. [2021-02-22 02:22:04,395 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 02:22:04,395 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-22 02:22:04,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:04,397 INFO L225 Difference]: With dead ends: 200 [2021-02-22 02:22:04,397 INFO L226 Difference]: Without dead ends: 198 [2021-02-22 02:22:04,398 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 [2021-02-22 02:22:04,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-02-22 02:22:04,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 156. [2021-02-22 02:22:04,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-02-22 02:22:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 160 transitions. [2021-02-22 02:22:04,456 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 160 transitions. Word has length 43 [2021-02-22 02:22:04,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:04,456 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 160 transitions. [2021-02-22 02:22:04,456 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:04,456 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 160 transitions. [2021-02-22 02:22:04,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-02-22 02:22:04,458 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:04,458 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] [2021-02-22 02:22:04,458 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-22 02:22:04,458 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]=== [2021-02-22 02:22:04,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:04,459 INFO L82 PathProgramCache]: Analyzing trace with hash -1139773081, now seen corresponding path program 1 times [2021-02-22 02:22:04,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:04,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [462425740] [2021-02-22 02:22:04,460 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:04,462 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:04,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:04,501 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,502 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:04,502 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,503 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:04,507 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,508 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:04,509 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:04,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:04,521 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,522 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:04,529 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:04,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:04,578 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:04,578 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:04,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:04,586 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [462425740] [2021-02-22 02:22:04,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:04,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 02:22:04,587 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [437971496] [2021-02-22 02:22:04,587 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 02:22:04,587 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:04,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 02:22:04,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:22:04,588 INFO L87 Difference]: Start difference. First operand 156 states and 160 transitions. Second operand 7 states. [2021-02-22 02:22:05,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:05,485 INFO L93 Difference]: Finished difference Result 270 states and 278 transitions. [2021-02-22 02:22:05,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-22 02:22:05,485 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2021-02-22 02:22:05,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:05,488 INFO L225 Difference]: With dead ends: 270 [2021-02-22 02:22:05,488 INFO L226 Difference]: Without dead ends: 268 [2021-02-22 02:22:05,489 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 [2021-02-22 02:22:05,490 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-02-22 02:22:05,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 154. [2021-02-22 02:22:05,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2021-02-22 02:22:05,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2021-02-22 02:22:05,537 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 48 [2021-02-22 02:22:05,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:05,538 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2021-02-22 02:22:05,538 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 02:22:05,538 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2021-02-22 02:22:05,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-22 02:22:05,539 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:05,539 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] [2021-02-22 02:22:05,540 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-22 02:22:05,540 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]=== [2021-02-22 02:22:05,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:05,541 INFO L82 PathProgramCache]: Analyzing trace with hash -1311491930, now seen corresponding path program 1 times [2021-02-22 02:22:05,541 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:05,541 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [629276441] [2021-02-22 02:22:05,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:05,543 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:05,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:05,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:05,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:05,584 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-22 02:22:05,585 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-22 02:22:05,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:05,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:05,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:05,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:05,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:05,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:05,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:05,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:05,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:05,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:05,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [629276441] [2021-02-22 02:22:05,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:05,640 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:05,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463282823] [2021-02-22 02:22:05,641 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:05,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:05,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:05,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:05,642 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 6 states. [2021-02-22 02:22:06,273 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:06,274 INFO L93 Difference]: Finished difference Result 275 states and 283 transitions. [2021-02-22 02:22:06,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 02:22:06,274 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-22 02:22:06,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:06,276 INFO L225 Difference]: With dead ends: 275 [2021-02-22 02:22:06,277 INFO L226 Difference]: Without dead ends: 273 [2021-02-22 02:22:06,277 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 [2021-02-22 02:22:06,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-02-22 02:22:06,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 152. [2021-02-22 02:22:06,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-02-22 02:22:06,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2021-02-22 02:22:06,334 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 53 [2021-02-22 02:22:06,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:06,335 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2021-02-22 02:22:06,335 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:06,335 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2021-02-22 02:22:06,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-22 02:22:06,336 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:06,336 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] [2021-02-22 02:22:06,337 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-22 02:22:06,337 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]=== [2021-02-22 02:22:06,337 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:06,338 INFO L82 PathProgramCache]: Analyzing trace with hash -1089327069, now seen corresponding path program 1 times [2021-02-22 02:22:06,338 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:06,338 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [210854125] [2021-02-22 02:22:06,338 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:06,340 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:06,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:06,377 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,378 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:06,379 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,379 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:06,380 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,381 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:06,385 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:06,390 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,391 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:06,397 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,398 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:06,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:06,436 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:06,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:06,442 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:06,442 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [210854125] [2021-02-22 02:22:06,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:06,443 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:06,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580061629] [2021-02-22 02:22:06,443 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:06,443 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:06,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:06,444 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:06,445 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 6 states. [2021-02-22 02:22:06,998 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:06,999 INFO L93 Difference]: Finished difference Result 202 states and 210 transitions. [2021-02-22 02:22:06,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-22 02:22:06,999 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-22 02:22:06,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:07,000 INFO L225 Difference]: With dead ends: 202 [2021-02-22 02:22:07,001 INFO L226 Difference]: Without dead ends: 200 [2021-02-22 02:22:07,001 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-22 02:22:07,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-02-22 02:22:07,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 150. [2021-02-22 02:22:07,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-02-22 02:22:07,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2021-02-22 02:22:07,057 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 53 [2021-02-22 02:22:07,057 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:07,057 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2021-02-22 02:22:07,057 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:07,057 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2021-02-22 02:22:07,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-02-22 02:22:07,059 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:07,059 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] [2021-02-22 02:22:07,059 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-22 02:22:07,059 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]=== [2021-02-22 02:22:07,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:07,060 INFO L82 PathProgramCache]: Analyzing trace with hash -491874233, now seen corresponding path program 1 times [2021-02-22 02:22:07,060 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:07,060 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [972620542] [2021-02-22 02:22:07,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:07,062 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:07,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:07,092 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,093 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:07,095 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-22 02:22:07,095 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-22 02:22:07,107 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-22 02:22:07,108 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-22 02:22:07,127 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,128 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:07,133 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,133 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:07,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:07,147 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:07,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:07,185 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:07,185 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:07,190 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:07,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [972620542] [2021-02-22 02:22:07,191 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:07,191 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 02:22:07,191 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [704950469] [2021-02-22 02:22:07,192 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 02:22:07,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:07,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 02:22:07,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-22 02:22:07,193 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 8 states. [2021-02-22 02:22:08,478 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:08,478 INFO L93 Difference]: Finished difference Result 241 states and 252 transitions. [2021-02-22 02:22:08,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-22 02:22:08,482 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2021-02-22 02:22:08,483 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:08,484 INFO L225 Difference]: With dead ends: 241 [2021-02-22 02:22:08,484 INFO L226 Difference]: Without dead ends: 239 [2021-02-22 02:22:08,485 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2021-02-22 02:22:08,485 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-02-22 02:22:08,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 148. [2021-02-22 02:22:08,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-22 02:22:08,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 152 transitions. [2021-02-22 02:22:08,543 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 152 transitions. Word has length 58 [2021-02-22 02:22:08,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:08,544 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 152 transitions. [2021-02-22 02:22:08,544 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 02:22:08,544 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2021-02-22 02:22:08,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-22 02:22:08,545 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:08,545 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] [2021-02-22 02:22:08,546 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-22 02:22:08,546 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]=== [2021-02-22 02:22:08,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:08,546 INFO L82 PathProgramCache]: Analyzing trace with hash 1453446126, now seen corresponding path program 1 times [2021-02-22 02:22:08,547 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:08,547 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877148698] [2021-02-22 02:22:08,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:08,549 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:08,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:08,581 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,582 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:08,582 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:08,586 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,587 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:08,587 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,588 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:08,592 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,593 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:08,598 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,599 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:08,605 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,608 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:08,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:08,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:08,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:08,646 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:08,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:08,654 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877148698] [2021-02-22 02:22:08,655 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:08,655 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 02:22:08,655 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [120264730] [2021-02-22 02:22:08,655 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 02:22:08,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:08,656 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 02:22:08,656 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:22:08,656 INFO L87 Difference]: Start difference. First operand 148 states and 152 transitions. Second operand 7 states. [2021-02-22 02:22:09,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:09,333 INFO L93 Difference]: Finished difference Result 206 states and 214 transitions. [2021-02-22 02:22:09,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-22 02:22:09,334 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2021-02-22 02:22:09,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:09,335 INFO L225 Difference]: With dead ends: 206 [2021-02-22 02:22:09,336 INFO L226 Difference]: Without dead ends: 204 [2021-02-22 02:22:09,336 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 [2021-02-22 02:22:09,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-02-22 02:22:09,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 146. [2021-02-22 02:22:09,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2021-02-22 02:22:09,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 150 transitions. [2021-02-22 02:22:09,386 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 150 transitions. Word has length 63 [2021-02-22 02:22:09,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:09,387 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 150 transitions. [2021-02-22 02:22:09,387 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 02:22:09,387 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2021-02-22 02:22:09,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-22 02:22:09,388 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:09,388 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] [2021-02-22 02:22:09,388 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-22 02:22:09,388 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]=== [2021-02-22 02:22:09,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:09,389 INFO L82 PathProgramCache]: Analyzing trace with hash 773125618, now seen corresponding path program 1 times [2021-02-22 02:22:09,389 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:09,389 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1842760836] [2021-02-22 02:22:09,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:09,392 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:09,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:09,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:09,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:09,433 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-22 02:22:09,434 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-22 02:22:09,437 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:09,437 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:09,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:09,442 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:09,447 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:09,448 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:09,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:09,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:09,481 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:09,481 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:09,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:09,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1842760836] [2021-02-22 02:22:09,488 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:09,488 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-22 02:22:09,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2042241410] [2021-02-22 02:22:09,489 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-22 02:22:09,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:09,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-22 02:22:09,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-22 02:22:09,490 INFO L87 Difference]: Start difference. First operand 146 states and 150 transitions. Second operand 6 states. [2021-02-22 02:22:09,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:09,965 INFO L93 Difference]: Finished difference Result 211 states and 219 transitions. [2021-02-22 02:22:09,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-22 02:22:09,966 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2021-02-22 02:22:09,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:09,969 INFO L225 Difference]: With dead ends: 211 [2021-02-22 02:22:09,969 INFO L226 Difference]: Without dead ends: 209 [2021-02-22 02:22:09,969 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 [2021-02-22 02:22:09,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-02-22 02:22:10,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 144. [2021-02-22 02:22:10,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2021-02-22 02:22:10,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2021-02-22 02:22:10,012 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 68 [2021-02-22 02:22:10,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:10,013 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2021-02-22 02:22:10,013 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-22 02:22:10,013 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2021-02-22 02:22:10,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-02-22 02:22:10,014 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:10,014 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] [2021-02-22 02:22:10,014 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-22 02:22:10,014 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]=== [2021-02-22 02:22:10,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:10,015 INFO L82 PathProgramCache]: Analyzing trace with hash 632028859, now seen corresponding path program 1 times [2021-02-22 02:22:10,015 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:10,015 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1662662044] [2021-02-22 02:22:10,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:10,017 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:10,048 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,048 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:10,049 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,049 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:10,053 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,053 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:10,058 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:10,063 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,063 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:10,069 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,069 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:10,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:10,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:10,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:10,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:10,117 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1662662044] [2021-02-22 02:22:10,117 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:10,117 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 02:22:10,117 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481242093] [2021-02-22 02:22:10,118 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 02:22:10,118 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:10,118 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 02:22:10,119 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:22:10,119 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 7 states. [2021-02-22 02:22:11,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:11,029 INFO L93 Difference]: Finished difference Result 383 states and 398 transitions. [2021-02-22 02:22:11,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-22 02:22:11,029 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2021-02-22 02:22:11,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:11,031 INFO L225 Difference]: With dead ends: 383 [2021-02-22 02:22:11,031 INFO L226 Difference]: Without dead ends: 266 [2021-02-22 02:22:11,033 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2021-02-22 02:22:11,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-02-22 02:22:11,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 166. [2021-02-22 02:22:11,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2021-02-22 02:22:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 170 transitions. [2021-02-22 02:22:11,095 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 170 transitions. Word has length 77 [2021-02-22 02:22:11,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:11,095 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 170 transitions. [2021-02-22 02:22:11,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 02:22:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 170 transitions. [2021-02-22 02:22:11,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-02-22 02:22:11,096 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:11,096 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] [2021-02-22 02:22:11,097 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-22 02:22:11,097 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]=== [2021-02-22 02:22:11,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:11,098 INFO L82 PathProgramCache]: Analyzing trace with hash 1075911903, now seen corresponding path program 1 times [2021-02-22 02:22:11,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:11,098 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2077697704] [2021-02-22 02:22:11,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:11,100 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:11,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:11,139 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,139 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:11,140 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,140 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:11,143 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,144 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:11,148 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,148 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:11,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,154 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:11,159 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,160 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:11,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:11,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:11,193 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:11,194 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:11,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:11,203 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2077697704] [2021-02-22 02:22:11,203 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:11,204 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 02:22:11,204 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631391156] [2021-02-22 02:22:11,204 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 02:22:11,204 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:11,205 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 02:22:11,205 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:22:11,205 INFO L87 Difference]: Start difference. First operand 166 states and 170 transitions. Second operand 7 states. [2021-02-22 02:22:12,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:12,284 INFO L93 Difference]: Finished difference Result 359 states and 370 transitions. [2021-02-22 02:22:12,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-22 02:22:12,287 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2021-02-22 02:22:12,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:12,290 INFO L225 Difference]: With dead ends: 359 [2021-02-22 02:22:12,290 INFO L226 Difference]: Without dead ends: 357 [2021-02-22 02:22:12,291 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 [2021-02-22 02:22:12,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-02-22 02:22:12,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 164. [2021-02-22 02:22:12,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-02-22 02:22:12,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 168 transitions. [2021-02-22 02:22:12,362 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 168 transitions. Word has length 82 [2021-02-22 02:22:12,362 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:12,362 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 168 transitions. [2021-02-22 02:22:12,362 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 02:22:12,362 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 168 transitions. [2021-02-22 02:22:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-02-22 02:22:12,363 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:12,363 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] [2021-02-22 02:22:12,364 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-22 02:22:12,364 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]=== [2021-02-22 02:22:12,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:12,364 INFO L82 PathProgramCache]: Analyzing trace with hash -700620154, now seen corresponding path program 1 times [2021-02-22 02:22:12,365 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:12,365 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1680109991] [2021-02-22 02:22:12,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:12,367 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:12,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:12,403 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:12,404 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,404 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:12,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,408 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:12,413 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:12,419 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,419 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:12,425 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,426 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:12,432 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,433 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:12,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:12,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:12,483 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:12,484 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:12,498 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:12,499 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1680109991] [2021-02-22 02:22:12,499 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:12,499 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 02:22:12,499 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280524663] [2021-02-22 02:22:12,500 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 02:22:12,500 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:12,500 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 02:22:12,501 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-22 02:22:12,501 INFO L87 Difference]: Start difference. First operand 164 states and 168 transitions. Second operand 8 states. [2021-02-22 02:22:13,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:13,391 INFO L93 Difference]: Finished difference Result 279 states and 290 transitions. [2021-02-22 02:22:13,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-22 02:22:13,392 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2021-02-22 02:22:13,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:13,394 INFO L225 Difference]: With dead ends: 279 [2021-02-22 02:22:13,394 INFO L226 Difference]: Without dead ends: 277 [2021-02-22 02:22:13,395 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 [2021-02-22 02:22:13,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-02-22 02:22:13,473 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 162. [2021-02-22 02:22:13,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-22 02:22:13,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-22 02:22:13,474 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 87 [2021-02-22 02:22:13,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:13,474 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-22 02:22:13,475 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 02:22:13,475 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-22 02:22:13,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-02-22 02:22:13,475 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:13,475 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] [2021-02-22 02:22:13,476 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-22 02:22:13,476 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]=== [2021-02-22 02:22:13,476 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:13,476 INFO L82 PathProgramCache]: Analyzing trace with hash -1919042934, now seen corresponding path program 1 times [2021-02-22 02:22:13,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:13,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1840821023] [2021-02-22 02:22:13,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:13,478 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:13,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:13,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,510 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:13,511 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:13,514 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,515 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:13,518 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,519 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:13,524 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,524 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:13,530 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,530 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:13,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:13,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:13,565 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:13,566 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:13,578 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:13,578 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1840821023] [2021-02-22 02:22:13,579 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:13,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-22 02:22:13,579 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [758800531] [2021-02-22 02:22:13,579 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-22 02:22:13,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:13,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-22 02:22:13,580 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-22 02:22:13,580 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 7 states. [2021-02-22 02:22:15,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:15,112 INFO L93 Difference]: Finished difference Result 447 states and 461 transitions. [2021-02-22 02:22:15,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-22 02:22:15,113 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2021-02-22 02:22:15,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:15,116 INFO L225 Difference]: With dead ends: 447 [2021-02-22 02:22:15,116 INFO L226 Difference]: Without dead ends: 445 [2021-02-22 02:22:15,117 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 [2021-02-22 02:22:15,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-02-22 02:22:15,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 160. [2021-02-22 02:22:15,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-22 02:22:15,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-22 02:22:15,199 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 92 [2021-02-22 02:22:15,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:15,199 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-22 02:22:15,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-22 02:22:15,199 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-22 02:22:15,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-02-22 02:22:15,200 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:15,200 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] [2021-02-22 02:22:15,200 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-22 02:22:15,201 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]=== [2021-02-22 02:22:15,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:15,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1942565549, now seen corresponding path program 1 times [2021-02-22 02:22:15,201 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:15,201 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2067920057] [2021-02-22 02:22:15,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:15,203 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:15,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:15,249 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,250 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:15,251 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,251 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:15,255 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,255 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:15,260 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,260 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:15,266 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,267 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-22 02:22:15,273 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,274 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:15,280 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,281 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:15,288 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,288 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:15,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:15,341 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:15,344 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:15,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:15,365 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2067920057] [2021-02-22 02:22:15,365 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:15,365 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-22 02:22:15,366 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800361114] [2021-02-22 02:22:15,366 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-22 02:22:15,366 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:15,367 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-22 02:22:15,367 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-02-22 02:22:15,367 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 9 states. [2021-02-22 02:22:16,567 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:16,567 INFO L93 Difference]: Finished difference Result 289 states and 300 transitions. [2021-02-22 02:22:16,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-22 02:22:16,568 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2021-02-22 02:22:16,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:16,571 INFO L225 Difference]: With dead ends: 289 [2021-02-22 02:22:16,571 INFO L226 Difference]: Without dead ends: 287 [2021-02-22 02:22:16,572 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-02-22 02:22:16,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-02-22 02:22:16,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 158. [2021-02-22 02:22:16,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-22 02:22:16,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-22 02:22:16,672 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 101 [2021-02-22 02:22:16,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:16,672 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-22 02:22:16,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-22 02:22:16,673 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-22 02:22:16,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-02-22 02:22:16,674 INFO L414 BasicCegarLoop]: Found error trace [2021-02-22 02:22:16,674 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] [2021-02-22 02:22:16,674 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-02-22 02:22:16,674 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]=== [2021-02-22 02:22:16,675 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-22 02:22:16,675 INFO L82 PathProgramCache]: Analyzing trace with hash -331177609, now seen corresponding path program 1 times [2021-02-22 02:22:16,675 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-22 02:22:16,675 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [544364424] [2021-02-22 02:22:16,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-22 02:22:16,677 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-22 02:22:16,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:16,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:16,715 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,716 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:16,719 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:16,723 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,724 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-22 02:22:16,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:16,735 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,735 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-22 02:22:16,745 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,745 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:16,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-22 02:22:16,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-22 02:22:16,782 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-22 02:22:16,782 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-22 02:22:16,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-22 02:22:16,797 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [544364424] [2021-02-22 02:22:16,798 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-22 02:22:16,798 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-22 02:22:16,798 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [109717169] [2021-02-22 02:22:16,798 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-22 02:22:16,798 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-22 02:22:16,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-22 02:22:16,799 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-22 02:22:16,799 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 8 states. [2021-02-22 02:22:19,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-22 02:22:19,068 INFO L93 Difference]: Finished difference Result 687 states and 709 transitions. [2021-02-22 02:22:19,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-22 02:22:19,069 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 106 [2021-02-22 02:22:19,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-22 02:22:19,070 INFO L225 Difference]: With dead ends: 687 [2021-02-22 02:22:19,070 INFO L226 Difference]: Without dead ends: 0 [2021-02-22 02:22:19,075 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 [2021-02-22 02:22:19,075 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-22 02:22:19,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-22 02:22:19,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-22 02:22:19,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-22 02:22:19,075 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-02-22 02:22:19,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-22 02:22:19,076 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-22 02:22:19,076 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-22 02:22:19,076 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-22 02:22:19,076 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-22 02:22:19,076 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-02-22 02:22:19,078 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-22 02:22:19,508 WARN L202 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-22 02:22:19,759 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2021-02-22 02:22:19,880 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-02-22 02:22:19,988 WARN L202 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2021-02-22 02:22:20,522 WARN L202 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 165 [2021-02-22 02:22:20,817 WARN L202 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:20,952 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 148 [2021-02-22 02:22:21,111 WARN L202 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2021-02-22 02:22:21,221 WARN L202 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 115 [2021-02-22 02:22:21,714 WARN L202 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 170 [2021-02-22 02:22:22,023 WARN L202 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 192 [2021-02-22 02:22:22,244 WARN L202 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:22,635 WARN L202 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-22 02:22:22,754 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 148 [2021-02-22 02:22:23,284 WARN L202 SmtUtils]: Spent 443.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 185 [2021-02-22 02:22:23,524 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 166 [2021-02-22 02:22:23,817 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-22 02:22:24,255 WARN L202 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2021-02-22 02:22:24,679 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2021-02-22 02:22:24,952 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 218 [2021-02-22 02:22:25,188 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-22 02:22:25,323 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-22 02:22:25,428 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2021-02-22 02:22:25,533 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2021-02-22 02:22:25,807 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 170 [2021-02-22 02:22:26,061 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 162 [2021-02-22 02:22:26,338 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-22 02:22:26,482 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 162 [2021-02-22 02:22:26,599 WARN L202 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 151 [2021-02-22 02:22:26,705 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-22 02:22:27,044 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:27,434 WARN L202 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:27,647 WARN L202 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 162 [2021-02-22 02:22:27,781 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:27,946 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 168 [2021-02-22 02:22:28,092 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 173 [2021-02-22 02:22:28,226 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:28,475 WARN L202 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-22 02:22:28,710 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 197 [2021-02-22 02:22:28,889 WARN L202 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-22 02:22:28,991 WARN L202 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2021-02-22 02:22:29,305 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 183 [2021-02-22 02:22:29,632 WARN L202 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 202 [2021-02-22 02:22:29,890 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 195 [2021-02-22 02:22:30,143 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-22 02:22:30,377 WARN L202 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-22 02:22:30,512 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-22 02:22:30,637 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 170 [2021-02-22 02:22:30,771 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 181 [2021-02-22 02:22:30,890 WARN L202 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2021-02-22 02:22:31,301 WARN L202 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2021-02-22 02:22:31,526 WARN L202 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2021-02-22 02:22:31,655 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 146 [2021-02-22 02:22:31,790 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-22 02:22:32,189 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-22 02:22:32,324 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2021-02-22 02:22:32,665 WARN L202 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2021-02-22 02:22:32,813 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-22 02:22:32,941 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-22 02:22:33,203 WARN L202 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-22 02:22:33,466 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2021-02-22 02:22:33,721 WARN L202 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 219 [2021-02-22 02:22:33,898 WARN L202 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-22 02:22:34,012 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-22 02:22:34,509 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 160 [2021-02-22 02:22:34,781 WARN L202 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2021-02-22 02:22:35,045 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-22 02:22:35,173 WARN L202 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 171 [2021-02-22 02:22:35,297 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2021-02-22 02:22:35,412 WARN L202 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-22 02:22:35,834 WARN L202 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-22 02:22:36,288 WARN L202 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-22 02:22:36,716 WARN L202 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-22 02:22:37,177 WARN L202 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2021-02-22 02:22:37,636 WARN L202 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-22 02:22:37,978 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2021-02-22 02:22:38,357 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:38,721 WARN L202 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2021-02-22 02:22:39,173 WARN L202 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 65 [2021-02-22 02:22:39,356 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2021-02-22 02:22:39,788 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-22 02:22:40,229 WARN L202 SmtUtils]: Spent 439.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-22 02:22:40,572 WARN L202 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2021-02-22 02:22:41,015 WARN L202 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2021-02-22 02:22:41,407 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:42,081 WARN L202 SmtUtils]: Spent 667.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-22 02:22:42,457 WARN L202 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2021-02-22 02:22:42,709 WARN L202 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-22 02:22:42,983 WARN L202 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-22 02:22:43,541 WARN L202 SmtUtils]: Spent 555.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2021-02-22 02:22:43,875 WARN L202 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2021-02-22 02:22:44,440 WARN L202 SmtUtils]: Spent 562.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-22 02:22:45,030 WARN L202 SmtUtils]: Spent 587.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2021-02-22 02:22:45,688 WARN L202 SmtUtils]: Spent 655.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2021-02-22 02:22:46,298 WARN L202 SmtUtils]: Spent 607.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 40 [2021-02-22 02:22:46,939 WARN L202 SmtUtils]: Spent 639.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-22 02:22:47,340 WARN L202 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-22 02:22:47,725 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2021-02-22 02:22:48,196 WARN L202 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2021-02-22 02:22:48,625 WARN L202 SmtUtils]: Spent 427.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-22 02:22:48,850 WARN L202 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-22 02:22:49,246 WARN L202 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2021-02-22 02:22:49,656 WARN L202 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2021-02-22 02:22:50,235 WARN L202 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-22 02:22:50,627 WARN L202 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2021-02-22 02:22:50,960 WARN L202 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 40 [2021-02-22 02:22:51,379 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-22 02:22:51,799 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-22 02:22:51,998 WARN L202 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2021-02-22 02:22:52,465 WARN L202 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2021-02-22 02:22:52,927 WARN L202 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-22 02:22:53,321 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:53,703 WARN L202 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 60 [2021-02-22 02:22:54,076 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 62 [2021-02-22 02:22:54,490 WARN L202 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-22 02:22:54,759 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-22 02:22:55,148 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:55,521 WARN L202 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2021-02-22 02:22:55,909 WARN L202 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:56,237 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2021-02-22 02:22:56,578 WARN L202 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 31 [2021-02-22 02:22:56,969 WARN L202 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:22:57,755 WARN L202 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-22 02:22:58,312 WARN L202 SmtUtils]: Spent 553.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2021-02-22 02:22:58,826 WARN L202 SmtUtils]: Spent 510.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-22 02:22:59,297 WARN L202 SmtUtils]: Spent 465.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-22 02:22:59,538 WARN L202 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-22 02:22:59,784 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-22 02:23:00,052 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-22 02:23:00,560 WARN L202 SmtUtils]: Spent 485.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2021-02-22 02:23:01,184 WARN L202 SmtUtils]: Spent 620.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2021-02-22 02:23:01,705 WARN L202 SmtUtils]: Spent 515.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2021-02-22 02:23:02,497 WARN L202 SmtUtils]: Spent 788.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-22 02:23:03,185 WARN L202 SmtUtils]: Spent 685.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-22 02:23:03,633 WARN L202 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-22 02:23:04,069 WARN L202 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 45 [2021-02-22 02:23:04,549 WARN L202 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2021-02-22 02:23:04,997 WARN L202 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2021-02-22 02:23:05,460 WARN L202 SmtUtils]: Spent 460.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-22 02:23:05,961 WARN L202 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-22 02:23:06,560 WARN L202 SmtUtils]: Spent 554.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2021-02-22 02:23:06,840 WARN L202 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 12 [2021-02-22 02:23:07,197 WARN L202 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2021-02-22 02:23:07,645 WARN L202 SmtUtils]: Spent 445.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-22 02:23:08,060 WARN L202 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-22 02:23:08,447 WARN L202 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 65 [2021-02-22 02:23:08,642 WARN L202 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2021-02-22 02:23:09,068 WARN L202 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-22 02:23:09,505 WARN L202 SmtUtils]: Spent 432.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-22 02:23:09,798 WARN L202 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-22 02:23:10,193 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2021-02-22 02:23:10,618 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2021-02-22 02:23:11,036 WARN L202 SmtUtils]: Spent 415.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-22 02:23:11,280 WARN L202 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-22 02:23:11,541 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-22 02:23:11,849 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2021-02-22 02:23:12,167 WARN L202 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-22 02:23:12,561 WARN L202 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-22 02:23:13,291 WARN L202 SmtUtils]: Spent 726.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-22 02:23:13,905 WARN L202 SmtUtils]: Spent 611.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 36 [2021-02-22 02:23:14,504 WARN L202 SmtUtils]: Spent 594.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2021-02-22 02:23:15,026 WARN L202 SmtUtils]: Spent 520.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-22 02:23:15,491 WARN L202 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-22 02:23:15,935 WARN L202 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2021-02-22 02:23:16,357 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-22 02:23:16,552 WARN L202 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-22 02:23:16,793 WARN L202 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-22 02:23:17,059 WARN L202 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-22 02:23:17,496 WARN L202 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2021-02-22 02:23:18,075 WARN L202 SmtUtils]: Spent 576.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2021-02-22 02:23:18,806 WARN L202 SmtUtils]: Spent 729.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-22 02:23:19,202 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2021-02-22 02:23:19,595 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2021-02-22 02:23:20,044 WARN L202 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 46 [2021-02-22 02:23:20,050 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2021-02-22 02:23:20,051 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 4) no Hoare annotation was computed. [2021-02-22 02:23:20,051 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2021-02-22 02:23:20,051 INFO L192 CegarLoopUtils]: At program point L4-3(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,051 INFO L192 CegarLoopUtils]: At program point L4-4(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L4-5(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-22 02:23:20,052 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|)) [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L4(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L4-1(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point L4-2(line 4) the Hoare annotation is: true [2021-02-22 02:23:20,052 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,053 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,053 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,053 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,053 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-22 02:23:20,053 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2021-02-22 02:23:20,053 INFO L189 CegarLoopUtils]: For program point L7(line 7) no Hoare annotation was computed. [2021-02-22 02:23:20,053 INFO L189 CegarLoopUtils]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-02-22 02:23:20,053 INFO L189 CegarLoopUtils]: For program point L7-3(lines 6 8) no Hoare annotation was computed. [2021-02-22 02:23:20,053 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2021-02-22 02:23:20,053 INFO L185 CegarLoopUtils]: At program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 88) the Hoare annotation is: false [2021-02-22 02:23:20,054 INFO L185 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: false [2021-02-22 02:23:20,054 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 13 313) the Hoare annotation is: true [2021-02-22 02:23:20,054 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))) [2021-02-22 02:23:20,054 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)) [2021-02-22 02:23:20,055 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)) [2021-02-22 02:23:20,055 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)) [2021-02-22 02:23:20,055 INFO L185 CegarLoopUtils]: At program point L19(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,055 INFO L185 CegarLoopUtils]: At program point L19-1(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,055 INFO L185 CegarLoopUtils]: At program point L19-2(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,056 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))) [2021-02-22 02:23:20,056 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))) [2021-02-22 02:23:20,056 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)) [2021-02-22 02:23:20,056 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)) [2021-02-22 02:23:20,056 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))) [2021-02-22 02:23:20,056 INFO L185 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: false [2021-02-22 02:23:20,057 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))) [2021-02-22 02:23:20,057 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)) [2021-02-22 02:23:20,057 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)) [2021-02-22 02:23:20,057 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)) [2021-02-22 02:23:20,057 INFO L185 CegarLoopUtils]: At program point L20(lines 20 312) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,057 INFO L185 CegarLoopUtils]: At program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 245) the Hoare annotation is: false [2021-02-22 02:23:20,058 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))) [2021-02-22 02:23:20,058 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))) [2021-02-22 02:23:20,058 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)) [2021-02-22 02:23:20,058 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))) [2021-02-22 02:23:20,058 INFO L185 CegarLoopUtils]: At program point L153(line 153) the Hoare annotation is: false [2021-02-22 02:23:20,059 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)) [2021-02-22 02:23:20,059 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)) [2021-02-22 02:23:20,059 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 13 313) the Hoare annotation is: true [2021-02-22 02:23:20,059 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))) [2021-02-22 02:23:20,059 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))) [2021-02-22 02:23:20,059 INFO L185 CegarLoopUtils]: At program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 229) the Hoare annotation is: false [2021-02-22 02:23:20,059 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)) [2021-02-22 02:23:20,060 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)) [2021-02-22 02:23:20,060 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)) [2021-02-22 02:23:20,060 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))) [2021-02-22 02:23:20,060 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))) [2021-02-22 02:23:20,060 INFO L185 CegarLoopUtils]: At program point L154(line 154) the Hoare annotation is: false [2021-02-22 02:23:20,060 INFO L185 CegarLoopUtils]: At program point L88(line 88) the Hoare annotation is: false [2021-02-22 02:23:20,060 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)) [2021-02-22 02:23:20,061 INFO L185 CegarLoopUtils]: At program point L22(line 22) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,061 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))) [2021-02-22 02:23:20,061 INFO L185 CegarLoopUtils]: At program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 165) the Hoare annotation is: false [2021-02-22 02:23:20,061 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)) [2021-02-22 02:23:20,061 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)) [2021-02-22 02:23:20,062 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)) [2021-02-22 02:23:20,062 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))) [2021-02-22 02:23:20,062 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))) [2021-02-22 02:23:20,062 INFO L185 CegarLoopUtils]: At program point L89(line 89) the Hoare annotation is: false [2021-02-22 02:23:20,063 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)) [2021-02-22 02:23:20,063 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)) [2021-02-22 02:23:20,063 INFO L185 CegarLoopUtils]: At program point L205(line 205) the Hoare annotation is: false [2021-02-22 02:23:20,063 INFO L185 CegarLoopUtils]: At program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 257) the Hoare annotation is: false [2021-02-22 02:23:20,063 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)) [2021-02-22 02:23:20,063 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)) [2021-02-22 02:23:20,064 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)) [2021-02-22 02:23:20,064 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)) [2021-02-22 02:23:20,064 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))) [2021-02-22 02:23:20,064 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))) [2021-02-22 02:23:20,065 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)) [2021-02-22 02:23:20,065 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))) [2021-02-22 02:23:20,065 INFO L185 CegarLoopUtils]: At program point L206(line 206) the Hoare annotation is: false [2021-02-22 02:23:20,065 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))) [2021-02-22 02:23:20,065 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)) [2021-02-22 02:23:20,065 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)) [2021-02-22 02:23:20,066 INFO L185 CegarLoopUtils]: At program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 193) the Hoare annotation is: false [2021-02-22 02:23:20,066 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)) [2021-02-22 02:23:20,066 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))) [2021-02-22 02:23:20,066 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))) [2021-02-22 02:23:20,066 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))) [2021-02-22 02:23:20,067 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))) [2021-02-22 02:23:20,067 INFO L185 CegarLoopUtils]: At program point L141(line 141) the Hoare annotation is: false [2021-02-22 02:23:20,067 INFO L185 CegarLoopUtils]: At program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 177) the Hoare annotation is: false [2021-02-22 02:23:20,067 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)) [2021-02-22 02:23:20,067 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)) [2021-02-22 02:23:20,067 INFO L185 CegarLoopUtils]: At program point L257(line 257) the Hoare annotation is: false [2021-02-22 02:23:20,068 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))) [2021-02-22 02:23:20,068 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))) [2021-02-22 02:23:20,068 INFO L185 CegarLoopUtils]: At program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 100) the Hoare annotation is: false [2021-02-22 02:23:20,068 INFO L185 CegarLoopUtils]: At program point L59(line 59) the Hoare annotation is: false [2021-02-22 02:23:20,068 INFO L185 CegarLoopUtils]: At program point L26(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,068 INFO L185 CegarLoopUtils]: At program point L26-1(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,068 INFO L185 CegarLoopUtils]: At program point L26-2(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,069 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))) [2021-02-22 02:23:20,069 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))) [2021-02-22 02:23:20,069 INFO L185 CegarLoopUtils]: At program point L142(line 142) the Hoare annotation is: false [2021-02-22 02:23:20,069 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)) [2021-02-22 02:23:20,069 INFO L185 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: false [2021-02-22 02:23:20,070 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)) [2021-02-22 02:23:20,070 INFO L185 CegarLoopUtils]: At program point L258(line 258) the Hoare annotation is: false [2021-02-22 02:23:20,070 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))) [2021-02-22 02:23:20,070 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)) [2021-02-22 02:23:20,070 INFO L185 CegarLoopUtils]: At program point L60(line 60) the Hoare annotation is: false [2021-02-22 02:23:20,070 INFO L185 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,071 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))) [2021-02-22 02:23:20,071 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)) [2021-02-22 02:23:20,071 INFO L185 CegarLoopUtils]: At program point L77(line 77) the Hoare annotation is: false [2021-02-22 02:23:20,071 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)) [2021-02-22 02:23:20,071 INFO L185 CegarLoopUtils]: At program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 205) the Hoare annotation is: false [2021-02-22 02:23:20,072 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))) [2021-02-22 02:23:20,072 INFO L185 CegarLoopUtils]: At program point L193(line 193) the Hoare annotation is: false [2021-02-22 02:23:20,072 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)) [2021-02-22 02:23:20,072 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)) [2021-02-22 02:23:20,072 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)) [2021-02-22 02:23:20,072 INFO L185 CegarLoopUtils]: At program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 141) the Hoare annotation is: false [2021-02-22 02:23:20,072 INFO L185 CegarLoopUtils]: At program point L309(line 309) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,073 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))) [2021-02-22 02:23:20,073 INFO L185 CegarLoopUtils]: At program point L177(line 177) the Hoare annotation is: false [2021-02-22 02:23:20,073 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)) [2021-02-22 02:23:20,073 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)) [2021-02-22 02:23:20,073 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))) [2021-02-22 02:23:20,074 INFO L185 CegarLoopUtils]: At program point L194(line 194) the Hoare annotation is: false [2021-02-22 02:23:20,074 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)) [2021-02-22 02:23:20,074 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)) [2021-02-22 02:23:20,074 INFO L185 CegarLoopUtils]: At program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 112) the Hoare annotation is: false [2021-02-22 02:23:20,074 INFO L192 CegarLoopUtils]: At program point L310(line 310) the Hoare annotation is: true [2021-02-22 02:23:20,074 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))) [2021-02-22 02:23:20,075 INFO L185 CegarLoopUtils]: At program point L178(line 178) the Hoare annotation is: false [2021-02-22 02:23:20,075 INFO L185 CegarLoopUtils]: At program point L112(line 112) the Hoare annotation is: false [2021-02-22 02:23:20,075 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)) [2021-02-22 02:23:20,075 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 47) the Hoare annotation is: false [2021-02-22 02:23:20,075 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)) [2021-02-22 02:23:20,075 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 13 313) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,075 INFO L185 CegarLoopUtils]: At program point L245(line 245) the Hoare annotation is: false [2021-02-22 02:23:20,076 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))) [2021-02-22 02:23:20,076 INFO L185 CegarLoopUtils]: At program point L113(line 113) the Hoare annotation is: false [2021-02-22 02:23:20,076 INFO L185 CegarLoopUtils]: At program point L47(line 47) the Hoare annotation is: false [2021-02-22 02:23:20,076 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))) [2021-02-22 02:23:20,076 INFO L185 CegarLoopUtils]: At program point L229(line 229) the Hoare annotation is: false [2021-02-22 02:23:20,077 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)) [2021-02-22 02:23:20,077 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)) [2021-02-22 02:23:20,077 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)) [2021-02-22 02:23:20,077 INFO L185 CegarLoopUtils]: At program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 153) the Hoare annotation is: false [2021-02-22 02:23:20,077 INFO L185 CegarLoopUtils]: At program point L246(line 246) the Hoare annotation is: false [2021-02-22 02:23:20,077 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))) [2021-02-22 02:23:20,078 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)) [2021-02-22 02:23:20,078 INFO L185 CegarLoopUtils]: At program point L48(line 48) the Hoare annotation is: false [2021-02-22 02:23:20,078 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))) [2021-02-22 02:23:20,078 INFO L185 CegarLoopUtils]: At program point L230(line 230) the Hoare annotation is: false [2021-02-22 02:23:20,078 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)) [2021-02-22 02:23:20,078 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)) [2021-02-22 02:23:20,079 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)) [2021-02-22 02:23:20,079 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)) [2021-02-22 02:23:20,079 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)) [2021-02-22 02:23:20,079 INFO L185 CegarLoopUtils]: At program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 76) the Hoare annotation is: false [2021-02-22 02:23:20,079 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))) [2021-02-22 02:23:20,080 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)) [2021-02-22 02:23:20,080 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)) [2021-02-22 02:23:20,080 INFO L185 CegarLoopUtils]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,080 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)))) [2021-02-22 02:23:20,080 INFO L185 CegarLoopUtils]: At program point L165(line 165) the Hoare annotation is: false [2021-02-22 02:23:20,080 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)) [2021-02-22 02:23:20,080 INFO L185 CegarLoopUtils]: At program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 59) the Hoare annotation is: false [2021-02-22 02:23:20,081 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))) [2021-02-22 02:23:20,081 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))) [2021-02-22 02:23:20,081 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)) [2021-02-22 02:23:20,081 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)) [2021-02-22 02:23:20,082 INFO L185 CegarLoopUtils]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,082 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))) [2021-02-22 02:23:20,082 INFO L185 CegarLoopUtils]: At program point L166(line 166) the Hoare annotation is: false [2021-02-22 02:23:20,082 INFO L185 CegarLoopUtils]: At program point L100(line 100) the Hoare annotation is: false [2021-02-22 02:23:20,082 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))) [2021-02-22 02:23:20,083 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)) [2021-02-22 02:23:20,083 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)) [2021-02-22 02:23:20,083 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)) [2021-02-22 02:23:20,083 INFO L185 CegarLoopUtils]: At program point L18(line 18) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-22 02:23:20,083 INFO L185 CegarLoopUtils]: At program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 217) the Hoare annotation is: false [2021-02-22 02:23:20,083 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))) [2021-02-22 02:23:20,084 INFO L185 CegarLoopUtils]: At program point L101(line 101) the Hoare annotation is: false [2021-02-22 02:23:20,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.02 02:23:20 BoogieIcfgContainer [2021-02-22 02:23:20,106 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-22 02:23:20,107 INFO L168 Benchmark]: Toolchain (without parser) took 80858.13 ms. Allocated memory was 172.0 MB in the beginning and 518.0 MB in the end (delta: 346.0 MB). Free memory was 148.7 MB in the beginning and 326.5 MB in the end (delta: -177.8 MB). Peak memory consumption was 316.1 MB. Max. memory is 8.0 GB. [2021-02-22 02:23:20,108 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 172.0 MB. Free memory is still 144.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-22 02:23:20,108 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.30 ms. Allocated memory is still 172.0 MB. Free memory was 147.7 MB in the beginning and 132.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. [2021-02-22 02:23:20,108 INFO L168 Benchmark]: Boogie Preprocessor took 52.56 ms. Allocated memory is still 172.0 MB. Free memory was 132.0 MB in the beginning and 130.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-22 02:23:20,108 INFO L168 Benchmark]: RCFGBuilder took 743.11 ms. Allocated memory is still 172.0 MB. Free memory was 130.3 MB in the beginning and 133.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. [2021-02-22 02:23:20,108 INFO L168 Benchmark]: TraceAbstraction took 79630.03 ms. Allocated memory was 172.0 MB in the beginning and 518.0 MB in the end (delta: 346.0 MB). Free memory was 132.8 MB in the beginning and 326.5 MB in the end (delta: -193.7 MB). Peak memory consumption was 300.2 MB. Max. memory is 8.0 GB. [2021-02-22 02:23:20,109 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 172.0 MB. Free memory is still 144.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 407.30 ms. Allocated memory is still 172.0 MB. Free memory was 147.7 MB in the beginning and 132.0 MB in the end (delta: 15.7 MB). Peak memory consumption was 16.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 52.56 ms. Allocated memory is still 172.0 MB. Free memory was 132.0 MB in the beginning and 130.4 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 743.11 ms. Allocated memory is still 172.0 MB. Free memory was 130.3 MB in the beginning and 133.3 MB in the end (delta: -3.0 MB). Peak memory consumption was 14.9 MB. Max. memory is 8.0 GB. * TraceAbstraction took 79630.03 ms. Allocated memory was 172.0 MB in the beginning and 518.0 MB in the end (delta: 346.0 MB). Free memory was 132.8 MB in the beginning and 326.5 MB in the end (delta: -193.7 MB). Peak memory consumption was 300.2 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: 18.5s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 15.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 60.9s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3703 SDtfs, 8885 SDslu, 918 SDs, 0 SdLazy, 7102 SolverSat, 245 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 4.6s 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, 16.3s HoareSimplificationTime, 186 FomulaSimplificationsInter, 63275154 FormulaSimplificationTreeSizeReductionInter, 44.5s 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...