/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-b7b32d2 [2021-02-21 21:20:27,956 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-21 21:20:27,958 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-21 21:20:28,017 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-21 21:20:28,018 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-21 21:20:28,023 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-21 21:20:28,026 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-21 21:20:28,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-21 21:20:28,038 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-21 21:20:28,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-21 21:20:28,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-21 21:20:28,048 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-21 21:20:28,049 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-21 21:20:28,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-21 21:20:28,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-21 21:20:28,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-21 21:20:28,059 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-21 21:20:28,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-21 21:20:28,068 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-21 21:20:28,075 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-21 21:20:28,077 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-21 21:20:28,079 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-21 21:20:28,081 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-21 21:20:28,083 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-21 21:20:28,107 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-21 21:20:28,107 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-21 21:20:28,108 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-21 21:20:28,110 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-21 21:20:28,110 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-21 21:20:28,111 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-21 21:20:28,112 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-21 21:20:28,112 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-21 21:20:28,115 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-21 21:20:28,116 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-21 21:20:28,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-21 21:20:28,117 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-21 21:20:28,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-21 21:20:28,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-21 21:20:28,118 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-21 21:20:28,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-21 21:20:28,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-21 21:20:28,121 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2021-02-21 21:20:28,146 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-21 21:20:28,146 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-21 21:20:28,150 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-21 21:20:28,150 INFO L138 SettingsManager]: * sizeof long=4 [2021-02-21 21:20:28,151 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-21 21:20:28,151 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-02-21 21:20:28,151 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-21 21:20:28,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-21 21:20:28,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-21 21:20:28,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-21 21:20:28,153 INFO L138 SettingsManager]: * sizeof long double=12 [2021-02-21 21:20:28,153 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-21 21:20:28,153 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-21 21:20:28,154 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-21 21:20:28,154 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-21 21:20:28,154 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-21 21:20:28,154 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-21 21:20:28,155 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-21 21:20:28,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-21 21:20:28,155 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-21 21:20:28,155 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-21 21:20:28,156 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-21 21:20:28,156 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-02-21 21:20:28,566 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-21 21:20:28,595 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-21 21:20:28,598 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-21 21:20:28,600 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-21 21:20:28,601 INFO L275 PluginConnector]: CDTParser initialized [2021-02-21 21:20:28,602 INFO L432 ainManager$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 [2021-02-21 21:20:28,686 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b68ceff/81d57bed88ec4e118b4d99cc08e7cd79/FLAG9e084006f [2021-02-21 21:20:29,286 INFO L306 CDTParser]: Found 1 translation units. [2021-02-21 21:20:29,287 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-21 21:20:29,301 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b68ceff/81d57bed88ec4e118b4d99cc08e7cd79/FLAG9e084006f [2021-02-21 21:20:29,615 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b8b68ceff/81d57bed88ec4e118b4d99cc08e7cd79 [2021-02-21 21:20:29,618 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-21 21:20:29,637 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-21 21:20:29,644 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-21 21:20:29,644 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-21 21:20:29,649 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-21 21:20:29,650 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:20:29" (1/1) ... [2021-02-21 21:20:29,652 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c362133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:29, skipping insertion in model container [2021-02-21 21:20:29,652 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.02 09:20:29" (1/1) ... [2021-02-21 21:20:29,662 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-21 21:20:29,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-21 21:20:29,908 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] [2021-02-21 21:20:29,917 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] [2021-02-21 21:20:29,926 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] [2021-02-21 21:20:29,935 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] [2021-02-21 21:20:29,940 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] [2021-02-21 21:20:29,943 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] [2021-02-21 21:20:29,950 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] [2021-02-21 21:20:29,953 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] [2021-02-21 21:20:29,956 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] [2021-02-21 21:20:29,959 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] [2021-02-21 21:20:29,968 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] [2021-02-21 21:20:29,972 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] [2021-02-21 21:20:29,975 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] [2021-02-21 21:20:29,977 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] [2021-02-21 21:20:29,984 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] [2021-02-21 21:20:29,986 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] [2021-02-21 21:20:29,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:20:30,014 INFO L203 MainTranslator]: Completed pre-run [2021-02-21 21:20:30,042 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] [2021-02-21 21:20:30,043 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] [2021-02-21 21:20:30,048 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] [2021-02-21 21:20:30,057 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] [2021-02-21 21:20:30,060 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] [2021-02-21 21:20:30,069 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] [2021-02-21 21:20:30,072 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] [2021-02-21 21:20:30,074 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] [2021-02-21 21:20:30,080 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] [2021-02-21 21:20:30,082 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] [2021-02-21 21:20:30,086 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] [2021-02-21 21:20:30,088 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] [2021-02-21 21:20:30,090 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] [2021-02-21 21:20:30,095 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] [2021-02-21 21:20:30,099 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] [2021-02-21 21:20:30,101 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] [2021-02-21 21:20:30,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-21 21:20:30,128 INFO L208 MainTranslator]: Completed translation [2021-02-21 21:20:30,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30 WrapperNode [2021-02-21 21:20:30,129 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-21 21:20:30,131 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-21 21:20:30,131 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-21 21:20:30,132 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-21 21:20:30,146 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,147 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (1/1) ... [2021-02-21 21:20:30,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-21 21:20:30,215 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-21 21:20:30,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-21 21:20:30,215 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-21 21:20:30,216 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (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 [2021-02-21 21:20:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-21 21:20:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-21 21:20:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-21 21:20:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-02-21 21:20:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-21 21:20:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-21 21:20:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-21 21:20:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-21 21:20:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-21 21:20:30,315 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-02-21 21:20:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-02-21 21:20:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-21 21:20:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-21 21:20:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-21 21:20:30,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-21 21:20:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-21 21:20:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-21 21:20:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-21 21:20:30,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-21 21:20:30,823 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-21 21:20:30,823 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-02-21 21:20:30,825 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:20:30 BoogieIcfgContainer [2021-02-21 21:20:30,825 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-21 21:20:30,827 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-21 21:20:30,827 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-21 21:20:30,831 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-21 21:20:30,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.02 09:20:29" (1/3) ... [2021-02-21 21:20:30,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95f1368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:20:30, skipping insertion in model container [2021-02-21 21:20:30,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.02 09:20:30" (2/3) ... [2021-02-21 21:20:30,832 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95f1368 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.02 09:20:30, skipping insertion in model container [2021-02-21 21:20:30,832 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.02 09:20:30" (3/3) ... [2021-02-21 21:20:30,834 INFO L111 eAbstractionObserver]: Analyzing ICFG SpamAssassin-loop.i.v+cfa-reducer.c [2021-02-21 21:20:30,841 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-21 21:20:30,846 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 16 error locations. [2021-02-21 21:20:30,867 INFO L253 AbstractCegarLoop]: Starting to check reachability of 16 error locations. [2021-02-21 21:20:30,908 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-21 21:20:30,909 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-21 21:20:30,909 INFO L378 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2021-02-21 21:20:30,909 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-21 21:20:30,912 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-21 21:20:30,912 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-21 21:20:30,912 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-21 21:20:30,913 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-21 21:20:30,966 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states. [2021-02-21 21:20:30,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-21 21:20:30,981 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:30,982 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] [2021-02-21 21:20:30,986 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]=== [2021-02-21 21:20:30,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:31,000 INFO L82 PathProgramCache]: Analyzing trace with hash 1150494908, now seen corresponding path program 1 times [2021-02-21 21:20:31,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:31,012 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1984637120] [2021-02-21 21:20:31,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:31,112 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:31,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:31,408 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,410 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:31,412 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,413 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:31,415 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,416 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:31,428 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,429 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:31,435 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,436 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:31,442 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,443 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:31,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:31,497 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:31,498 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:31,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:31,510 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1984637120] [2021-02-21 21:20:31,512 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:31,512 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:31,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635913473] [2021-02-21 21:20:31,520 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:31,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:31,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:31,541 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:31,544 INFO L87 Difference]: Start difference. First operand 186 states. Second operand 6 states. [2021-02-21 21:20:32,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:32,558 INFO L93 Difference]: Finished difference Result 443 states and 505 transitions. [2021-02-21 21:20:32,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 21:20:32,560 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-21 21:20:32,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:32,573 INFO L225 Difference]: With dead ends: 443 [2021-02-21 21:20:32,574 INFO L226 Difference]: Without dead ends: 272 [2021-02-21 21:20:32,579 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 [2021-02-21 21:20:32,598 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-02-21 21:20:32,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 162. [2021-02-21 21:20:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-21 21:20:32,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-21 21:20:32,668 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 38 [2021-02-21 21:20:32,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:32,671 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-21 21:20:32,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:32,672 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-21 21:20:32,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-02-21 21:20:32,673 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:32,676 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] [2021-02-21 21:20:32,676 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-21 21:20:32,677 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]=== [2021-02-21 21:20:32,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:32,677 INFO L82 PathProgramCache]: Analyzing trace with hash 488370417, now seen corresponding path program 1 times [2021-02-21 21:20:32,678 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:32,678 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1211912649] [2021-02-21 21:20:32,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:32,681 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:32,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:32,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,729 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,731 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,731 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 6 [2021-02-21 21:20:32,736 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,737 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:32,741 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,741 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:32,746 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,747 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:32,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:32,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:32,790 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1211912649] [2021-02-21 21:20:32,790 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:32,791 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:32,791 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347426705] [2021-02-21 21:20:32,792 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:32,792 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:32,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:32,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:32,796 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 6 states. [2021-02-21 21:20:33,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:33,457 INFO L93 Difference]: Finished difference Result 231 states and 238 transitions. [2021-02-21 21:20:33,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-21 21:20:33,458 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 38 [2021-02-21 21:20:33,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:33,460 INFO L225 Difference]: With dead ends: 231 [2021-02-21 21:20:33,461 INFO L226 Difference]: Without dead ends: 229 [2021-02-21 21:20:33,462 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-21 21:20:33,463 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2021-02-21 21:20:33,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 160. [2021-02-21 21:20:33,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-21 21:20:33,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-21 21:20:33,514 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 38 [2021-02-21 21:20:33,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:33,515 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-21 21:20:33,515 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:33,515 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-21 21:20:33,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-21 21:20:33,516 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:33,516 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] [2021-02-21 21:20:33,517 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-21 21:20:33,517 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]=== [2021-02-21 21:20:33,517 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:33,518 INFO L82 PathProgramCache]: Analyzing trace with hash 20411355, now seen corresponding path program 1 times [2021-02-21 21:20:33,518 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:33,518 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1198409358] [2021-02-21 21:20:33,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:33,521 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:33,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:33,574 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,575 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:33,584 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-21 21:20:33,585 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-21 21:20:33,588 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,589 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:33,593 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,594 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:33,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:33,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:33,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:33,642 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:33,642 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:33,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:33,647 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1198409358] [2021-02-21 21:20:33,648 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:33,648 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:33,648 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529476667] [2021-02-21 21:20:33,648 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:33,649 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:33,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:33,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:33,650 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 6 states. [2021-02-21 21:20:34,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:34,258 INFO L93 Difference]: Finished difference Result 271 states and 279 transitions. [2021-02-21 21:20:34,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 21:20:34,259 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-21 21:20:34,259 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:34,261 INFO L225 Difference]: With dead ends: 271 [2021-02-21 21:20:34,261 INFO L226 Difference]: Without dead ends: 269 [2021-02-21 21:20:34,262 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 [2021-02-21 21:20:34,263 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 269 states. [2021-02-21 21:20:34,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 269 to 158. [2021-02-21 21:20:34,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-21 21:20:34,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-21 21:20:34,331 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 43 [2021-02-21 21:20:34,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:34,332 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-21 21:20:34,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:34,332 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-21 21:20:34,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-02-21 21:20:34,334 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:34,334 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] [2021-02-21 21:20:34,334 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-21 21:20:34,334 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]=== [2021-02-21 21:20:34,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:34,335 INFO L82 PathProgramCache]: Analyzing trace with hash -542659544, now seen corresponding path program 1 times [2021-02-21 21:20:34,335 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:34,335 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1147474174] [2021-02-21 21:20:34,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:34,338 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:34,386 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,386 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:34,388 WARN L141 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size [2021-02-21 21:20:34,388 WARN L147 QuantifierPusher]: treesize reduction 9, result has 25.0 percent of original size 3 [2021-02-21 21:20:34,392 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,392 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:34,396 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,397 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:34,402 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,403 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:34,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:34,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:34,444 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,444 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:34,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:34,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1147474174] [2021-02-21 21:20:34,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:34,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:34,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504554355] [2021-02-21 21:20:34,449 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:34,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:34,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:34,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:34,450 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 6 states. [2021-02-21 21:20:34,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:34,837 INFO L93 Difference]: Finished difference Result 200 states and 207 transitions. [2021-02-21 21:20:34,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 21:20:34,837 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2021-02-21 21:20:34,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:34,839 INFO L225 Difference]: With dead ends: 200 [2021-02-21 21:20:34,839 INFO L226 Difference]: Without dead ends: 198 [2021-02-21 21:20:34,840 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 [2021-02-21 21:20:34,855 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-02-21 21:20:34,911 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 156. [2021-02-21 21:20:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2021-02-21 21:20:34,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 160 transitions. [2021-02-21 21:20:34,912 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 160 transitions. Word has length 43 [2021-02-21 21:20:34,913 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:34,913 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 160 transitions. [2021-02-21 21:20:34,913 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:34,913 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 160 transitions. [2021-02-21 21:20:34,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-02-21 21:20:34,914 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:34,915 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] [2021-02-21 21:20:34,915 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-21 21:20:34,915 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]=== [2021-02-21 21:20:34,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:34,916 INFO L82 PathProgramCache]: Analyzing trace with hash -1139773081, now seen corresponding path program 1 times [2021-02-21 21:20:34,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:34,916 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1950415646] [2021-02-21 21:20:34,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:34,918 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:34,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:34,963 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,964 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:34,965 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,965 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:34,969 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,970 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:34,971 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,971 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:34,976 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,977 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:34,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,983 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:34,990 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:34,991 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:35,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:35,034 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:35,035 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:35,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:35,042 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1950415646] [2021-02-21 21:20:35,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:35,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-21 21:20:35,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562977891] [2021-02-21 21:20:35,043 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 21:20:35,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:35,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 21:20:35,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-21 21:20:35,044 INFO L87 Difference]: Start difference. First operand 156 states and 160 transitions. Second operand 7 states. [2021-02-21 21:20:35,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:35,847 INFO L93 Difference]: Finished difference Result 270 states and 278 transitions. [2021-02-21 21:20:35,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 21:20:35,848 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 48 [2021-02-21 21:20:35,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:35,850 INFO L225 Difference]: With dead ends: 270 [2021-02-21 21:20:35,850 INFO L226 Difference]: Without dead ends: 268 [2021-02-21 21:20:35,851 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 [2021-02-21 21:20:35,851 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 268 states. [2021-02-21 21:20:35,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 268 to 154. [2021-02-21 21:20:35,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2021-02-21 21:20:35,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 158 transitions. [2021-02-21 21:20:35,893 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 158 transitions. Word has length 48 [2021-02-21 21:20:35,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:35,894 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 158 transitions. [2021-02-21 21:20:35,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 21:20:35,894 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 158 transitions. [2021-02-21 21:20:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-21 21:20:35,898 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:35,898 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] [2021-02-21 21:20:35,899 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-21 21:20:35,899 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]=== [2021-02-21 21:20:35,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:35,900 INFO L82 PathProgramCache]: Analyzing trace with hash -1311491930, now seen corresponding path program 1 times [2021-02-21 21:20:35,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:35,900 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1311754034] [2021-02-21 21:20:35,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:35,902 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:35,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:35,949 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:35,950 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:35,952 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-21 21:20:35,952 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-21 21:20:35,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:35,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:35,960 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:35,961 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:35,966 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:35,966 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:35,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:35,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:36,002 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:36,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:36,008 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1311754034] [2021-02-21 21:20:36,008 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:36,009 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:36,009 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465703281] [2021-02-21 21:20:36,009 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:36,009 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:36,010 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:36,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:36,010 INFO L87 Difference]: Start difference. First operand 154 states and 158 transitions. Second operand 6 states. [2021-02-21 21:20:36,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:36,653 INFO L93 Difference]: Finished difference Result 275 states and 283 transitions. [2021-02-21 21:20:36,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 21:20:36,658 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-21 21:20:36,660 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:36,662 INFO L225 Difference]: With dead ends: 275 [2021-02-21 21:20:36,662 INFO L226 Difference]: Without dead ends: 273 [2021-02-21 21:20:36,663 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 [2021-02-21 21:20:36,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2021-02-21 21:20:36,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 152. [2021-02-21 21:20:36,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2021-02-21 21:20:36,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 156 transitions. [2021-02-21 21:20:36,716 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 156 transitions. Word has length 53 [2021-02-21 21:20:36,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:36,717 INFO L480 AbstractCegarLoop]: Abstraction has 152 states and 156 transitions. [2021-02-21 21:20:36,717 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:36,717 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 156 transitions. [2021-02-21 21:20:36,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-02-21 21:20:36,718 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:36,718 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-02-21 21:20:36,718 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-21 21:20:36,719 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]=== [2021-02-21 21:20:36,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:36,719 INFO L82 PathProgramCache]: Analyzing trace with hash -1089327069, now seen corresponding path program 1 times [2021-02-21 21:20:36,720 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:36,720 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [124863553] [2021-02-21 21:20:36,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:36,722 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:36,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:36,798 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,798 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:36,799 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,800 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:36,800 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,801 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:36,804 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,805 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:36,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:36,814 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,815 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:36,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:36,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:36,884 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:36,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:36,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:36,891 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [124863553] [2021-02-21 21:20:36,891 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:36,891 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:36,892 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1002822834] [2021-02-21 21:20:36,893 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:36,893 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:36,893 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:36,894 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:36,894 INFO L87 Difference]: Start difference. First operand 152 states and 156 transitions. Second operand 6 states. [2021-02-21 21:20:37,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:37,451 INFO L93 Difference]: Finished difference Result 202 states and 210 transitions. [2021-02-21 21:20:37,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-21 21:20:37,451 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 53 [2021-02-21 21:20:37,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:37,453 INFO L225 Difference]: With dead ends: 202 [2021-02-21 21:20:37,453 INFO L226 Difference]: Without dead ends: 200 [2021-02-21 21:20:37,454 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-02-21 21:20:37,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2021-02-21 21:20:37,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 150. [2021-02-21 21:20:37,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 150 states. [2021-02-21 21:20:37,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 150 states and 154 transitions. [2021-02-21 21:20:37,528 INFO L78 Accepts]: Start accepts. Automaton has 150 states and 154 transitions. Word has length 53 [2021-02-21 21:20:37,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:37,529 INFO L480 AbstractCegarLoop]: Abstraction has 150 states and 154 transitions. [2021-02-21 21:20:37,529 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:37,529 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 154 transitions. [2021-02-21 21:20:37,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-02-21 21:20:37,530 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:37,530 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] [2021-02-21 21:20:37,531 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-21 21:20:37,531 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]=== [2021-02-21 21:20:37,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:37,532 INFO L82 PathProgramCache]: Analyzing trace with hash -491874233, now seen corresponding path program 1 times [2021-02-21 21:20:37,532 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:37,532 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [172796446] [2021-02-21 21:20:37,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:37,534 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:37,569 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,570 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,571 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-21 21:20:37,573 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-21 21:20:37,585 WARN L141 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size [2021-02-21 21:20:37,586 WARN L147 QuantifierPusher]: treesize reduction 1, result has 93.8 percent of original size 15 [2021-02-21 21:20:37,599 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,600 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:37,606 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,606 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:37,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,614 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:37,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:37,664 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:37,665 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:37,672 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:37,673 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [172796446] [2021-02-21 21:20:37,673 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:37,674 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-21 21:20:37,674 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18879120] [2021-02-21 21:20:37,674 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 21:20:37,675 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:37,675 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 21:20:37,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2021-02-21 21:20:37,676 INFO L87 Difference]: Start difference. First operand 150 states and 154 transitions. Second operand 8 states. [2021-02-21 21:20:38,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:38,825 INFO L93 Difference]: Finished difference Result 241 states and 252 transitions. [2021-02-21 21:20:38,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-21 21:20:38,826 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2021-02-21 21:20:38,826 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:38,827 INFO L225 Difference]: With dead ends: 241 [2021-02-21 21:20:38,828 INFO L226 Difference]: Without dead ends: 239 [2021-02-21 21:20:38,828 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 [2021-02-21 21:20:38,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 239 states. [2021-02-21 21:20:38,882 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 239 to 148. [2021-02-21 21:20:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 148 states. [2021-02-21 21:20:38,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 148 states and 152 transitions. [2021-02-21 21:20:38,883 INFO L78 Accepts]: Start accepts. Automaton has 148 states and 152 transitions. Word has length 58 [2021-02-21 21:20:38,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:38,884 INFO L480 AbstractCegarLoop]: Abstraction has 148 states and 152 transitions. [2021-02-21 21:20:38,884 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 21:20:38,884 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 152 transitions. [2021-02-21 21:20:38,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-02-21 21:20:38,885 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:38,885 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] [2021-02-21 21:20:38,886 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-02-21 21:20:38,886 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]=== [2021-02-21 21:20:38,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:38,886 INFO L82 PathProgramCache]: Analyzing trace with hash 1453446126, now seen corresponding path program 1 times [2021-02-21 21:20:38,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:38,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [846516338] [2021-02-21 21:20:38,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:38,889 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:38,928 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:38,930 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,930 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:38,934 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,934 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:38,935 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,936 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:38,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:38,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:38,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:38,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:38,993 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:38,994 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:39,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:39,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [846516338] [2021-02-21 21:20:39,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:39,019 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-21 21:20:39,019 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006534963] [2021-02-21 21:20:39,019 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 21:20:39,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:39,020 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 21:20:39,020 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-21 21:20:39,020 INFO L87 Difference]: Start difference. First operand 148 states and 152 transitions. Second operand 7 states. [2021-02-21 21:20:39,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:39,703 INFO L93 Difference]: Finished difference Result 206 states and 214 transitions. [2021-02-21 21:20:39,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 21:20:39,704 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 63 [2021-02-21 21:20:39,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:39,705 INFO L225 Difference]: With dead ends: 206 [2021-02-21 21:20:39,705 INFO L226 Difference]: Without dead ends: 204 [2021-02-21 21:20:39,705 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 [2021-02-21 21:20:39,706 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-02-21 21:20:39,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 146. [2021-02-21 21:20:39,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2021-02-21 21:20:39,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 150 transitions. [2021-02-21 21:20:39,782 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 150 transitions. Word has length 63 [2021-02-21 21:20:39,782 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:39,783 INFO L480 AbstractCegarLoop]: Abstraction has 146 states and 150 transitions. [2021-02-21 21:20:39,783 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 21:20:39,783 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 150 transitions. [2021-02-21 21:20:39,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-02-21 21:20:39,784 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:39,784 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] [2021-02-21 21:20:39,784 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-02-21 21:20:39,784 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]=== [2021-02-21 21:20:39,785 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:39,785 INFO L82 PathProgramCache]: Analyzing trace with hash 773125618, now seen corresponding path program 1 times [2021-02-21 21:20:39,785 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:39,785 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430572394] [2021-02-21 21:20:39,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:39,787 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:39,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:39,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:39,829 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:39,830 WARN L141 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size [2021-02-21 21:20:39,830 WARN L147 QuantifierPusher]: treesize reduction 4, result has 42.9 percent of original size 3 [2021-02-21 21:20:39,834 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:39,834 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:39,838 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:39,839 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:39,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:39,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:39,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:39,879 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:39,880 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:39,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:39,887 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430572394] [2021-02-21 21:20:39,887 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:39,887 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-02-21 21:20:39,888 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1025445149] [2021-02-21 21:20:39,888 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-02-21 21:20:39,888 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:39,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-02-21 21:20:39,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-02-21 21:20:39,889 INFO L87 Difference]: Start difference. First operand 146 states and 150 transitions. Second operand 6 states. [2021-02-21 21:20:40,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:40,377 INFO L93 Difference]: Finished difference Result 211 states and 219 transitions. [2021-02-21 21:20:40,377 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-02-21 21:20:40,377 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 68 [2021-02-21 21:20:40,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:40,379 INFO L225 Difference]: With dead ends: 211 [2021-02-21 21:20:40,379 INFO L226 Difference]: Without dead ends: 209 [2021-02-21 21:20:40,379 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 [2021-02-21 21:20:40,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2021-02-21 21:20:40,445 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 144. [2021-02-21 21:20:40,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 144 states. [2021-02-21 21:20:40,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 144 states and 148 transitions. [2021-02-21 21:20:40,447 INFO L78 Accepts]: Start accepts. Automaton has 144 states and 148 transitions. Word has length 68 [2021-02-21 21:20:40,447 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:40,447 INFO L480 AbstractCegarLoop]: Abstraction has 144 states and 148 transitions. [2021-02-21 21:20:40,447 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-02-21 21:20:40,447 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 148 transitions. [2021-02-21 21:20:40,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-02-21 21:20:40,448 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:40,448 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] [2021-02-21 21:20:40,449 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-02-21 21:20:40,449 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]=== [2021-02-21 21:20:40,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:40,449 INFO L82 PathProgramCache]: Analyzing trace with hash 632028859, now seen corresponding path program 1 times [2021-02-21 21:20:40,450 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:40,450 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [143058545] [2021-02-21 21:20:40,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:40,455 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:40,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:40,495 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,496 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:40,499 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,500 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:40,505 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,505 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:40,510 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,511 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:40,517 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,518 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:40,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:40,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:40,559 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:40,562 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:40,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:40,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [143058545] [2021-02-21 21:20:40,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:40,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-21 21:20:40,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760499088] [2021-02-21 21:20:40,578 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 21:20:40,578 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:40,579 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 21:20:40,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-21 21:20:40,579 INFO L87 Difference]: Start difference. First operand 144 states and 148 transitions. Second operand 7 states. [2021-02-21 21:20:41,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:41,501 INFO L93 Difference]: Finished difference Result 383 states and 398 transitions. [2021-02-21 21:20:41,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-21 21:20:41,502 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 77 [2021-02-21 21:20:41,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:41,504 INFO L225 Difference]: With dead ends: 383 [2021-02-21 21:20:41,504 INFO L226 Difference]: Without dead ends: 266 [2021-02-21 21:20:41,505 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 [2021-02-21 21:20:41,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2021-02-21 21:20:41,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 166. [2021-02-21 21:20:41,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2021-02-21 21:20:41,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 170 transitions. [2021-02-21 21:20:41,585 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 170 transitions. Word has length 77 [2021-02-21 21:20:41,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:41,585 INFO L480 AbstractCegarLoop]: Abstraction has 166 states and 170 transitions. [2021-02-21 21:20:41,586 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 21:20:41,586 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 170 transitions. [2021-02-21 21:20:41,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-02-21 21:20:41,587 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:41,587 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] [2021-02-21 21:20:41,587 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-02-21 21:20:41,587 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]=== [2021-02-21 21:20:41,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:41,588 INFO L82 PathProgramCache]: Analyzing trace with hash 1075911903, now seen corresponding path program 1 times [2021-02-21 21:20:41,588 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:41,588 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1458705707] [2021-02-21 21:20:41,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:41,590 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:41,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:41,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:41,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:41,630 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:41,637 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,638 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:41,645 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,648 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:41,656 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,657 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:41,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:41,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:41,700 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:41,700 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:41,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:41,709 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1458705707] [2021-02-21 21:20:41,710 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:41,710 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-21 21:20:41,710 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129185528] [2021-02-21 21:20:41,710 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 21:20:41,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:41,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 21:20:41,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-21 21:20:41,711 INFO L87 Difference]: Start difference. First operand 166 states and 170 transitions. Second operand 7 states. [2021-02-21 21:20:42,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:42,804 INFO L93 Difference]: Finished difference Result 359 states and 370 transitions. [2021-02-21 21:20:42,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-02-21 21:20:42,806 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2021-02-21 21:20:42,806 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:42,808 INFO L225 Difference]: With dead ends: 359 [2021-02-21 21:20:42,808 INFO L226 Difference]: Without dead ends: 357 [2021-02-21 21:20:42,809 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 [2021-02-21 21:20:42,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2021-02-21 21:20:42,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 164. [2021-02-21 21:20:42,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2021-02-21 21:20:42,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 168 transitions. [2021-02-21 21:20:42,894 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 168 transitions. Word has length 82 [2021-02-21 21:20:42,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:42,894 INFO L480 AbstractCegarLoop]: Abstraction has 164 states and 168 transitions. [2021-02-21 21:20:42,894 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 21:20:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 168 transitions. [2021-02-21 21:20:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-02-21 21:20:42,895 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:42,895 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] [2021-02-21 21:20:42,895 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-02-21 21:20:42,895 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]=== [2021-02-21 21:20:42,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:42,896 INFO L82 PathProgramCache]: Analyzing trace with hash -700620154, now seen corresponding path program 1 times [2021-02-21 21:20:42,896 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:42,896 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [39225868] [2021-02-21 21:20:42,896 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:42,898 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:42,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:42,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:42,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:42,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,951 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:42,956 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:42,962 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,963 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:42,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,973 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:42,983 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:42,984 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:43,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:43,028 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:43,029 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:43,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:43,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [39225868] [2021-02-21 21:20:43,042 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:43,042 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-21 21:20:43,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [112424997] [2021-02-21 21:20:43,042 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 21:20:43,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:43,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 21:20:43,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-21 21:20:43,044 INFO L87 Difference]: Start difference. First operand 164 states and 168 transitions. Second operand 8 states. [2021-02-21 21:20:43,974 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:43,974 INFO L93 Difference]: Finished difference Result 279 states and 290 transitions. [2021-02-21 21:20:43,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-21 21:20:43,975 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 87 [2021-02-21 21:20:43,975 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:43,977 INFO L225 Difference]: With dead ends: 279 [2021-02-21 21:20:43,977 INFO L226 Difference]: Without dead ends: 277 [2021-02-21 21:20:43,977 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 [2021-02-21 21:20:43,978 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 277 states. [2021-02-21 21:20:44,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 277 to 162. [2021-02-21 21:20:44,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 162 states. [2021-02-21 21:20:44,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 166 transitions. [2021-02-21 21:20:44,068 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 166 transitions. Word has length 87 [2021-02-21 21:20:44,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:44,068 INFO L480 AbstractCegarLoop]: Abstraction has 162 states and 166 transitions. [2021-02-21 21:20:44,068 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 21:20:44,068 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 166 transitions. [2021-02-21 21:20:44,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-02-21 21:20:44,069 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:44,069 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] [2021-02-21 21:20:44,069 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-02-21 21:20:44,070 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]=== [2021-02-21 21:20:44,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:44,070 INFO L82 PathProgramCache]: Analyzing trace with hash -1919042934, now seen corresponding path program 1 times [2021-02-21 21:20:44,070 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:44,070 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1313581762] [2021-02-21 21:20:44,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:44,072 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:44,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:44,105 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,106 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:44,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,107 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:44,110 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,110 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:44,114 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,115 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:44,119 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,120 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:44,126 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,126 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:44,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:44,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:44,161 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:44,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:44,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:44,172 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1313581762] [2021-02-21 21:20:44,173 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:44,173 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-21 21:20:44,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840316425] [2021-02-21 21:20:44,173 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-21 21:20:44,173 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:44,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-21 21:20:44,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-02-21 21:20:44,174 INFO L87 Difference]: Start difference. First operand 162 states and 166 transitions. Second operand 7 states. [2021-02-21 21:20:45,617 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:45,617 INFO L93 Difference]: Finished difference Result 447 states and 461 transitions. [2021-02-21 21:20:45,618 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-21 21:20:45,618 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 92 [2021-02-21 21:20:45,618 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:45,621 INFO L225 Difference]: With dead ends: 447 [2021-02-21 21:20:45,621 INFO L226 Difference]: Without dead ends: 445 [2021-02-21 21:20:45,622 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 [2021-02-21 21:20:45,622 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2021-02-21 21:20:45,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 160. [2021-02-21 21:20:45,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 160 states. [2021-02-21 21:20:45,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 164 transitions. [2021-02-21 21:20:45,743 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 164 transitions. Word has length 92 [2021-02-21 21:20:45,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:45,743 INFO L480 AbstractCegarLoop]: Abstraction has 160 states and 164 transitions. [2021-02-21 21:20:45,743 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-21 21:20:45,743 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 164 transitions. [2021-02-21 21:20:45,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-02-21 21:20:45,744 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:45,744 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] [2021-02-21 21:20:45,744 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-02-21 21:20:45,745 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]=== [2021-02-21 21:20:45,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:45,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1942565549, now seen corresponding path program 1 times [2021-02-21 21:20:45,745 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:45,745 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [731372134] [2021-02-21 21:20:45,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:45,747 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:45,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:45,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:45,787 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,788 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:45,791 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,792 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:45,796 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,797 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:45,802 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-21 21:20:45,810 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,811 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:45,817 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,818 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:45,825 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,825 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:45,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:45,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:45,860 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:45,860 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:45,877 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:45,877 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [731372134] [2021-02-21 21:20:45,877 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:45,878 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-21 21:20:45,878 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905568061] [2021-02-21 21:20:45,878 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-21 21:20:45,878 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:45,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-21 21:20:45,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2021-02-21 21:20:45,879 INFO L87 Difference]: Start difference. First operand 160 states and 164 transitions. Second operand 9 states. [2021-02-21 21:20:47,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:47,018 INFO L93 Difference]: Finished difference Result 289 states and 300 transitions. [2021-02-21 21:20:47,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-21 21:20:47,018 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 101 [2021-02-21 21:20:47,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:47,021 INFO L225 Difference]: With dead ends: 289 [2021-02-21 21:20:47,021 INFO L226 Difference]: Without dead ends: 287 [2021-02-21 21:20:47,022 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=114, Invalid=228, Unknown=0, NotChecked=0, Total=342 [2021-02-21 21:20:47,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 287 states. [2021-02-21 21:20:47,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 287 to 158. [2021-02-21 21:20:47,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2021-02-21 21:20:47,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 162 transitions. [2021-02-21 21:20:47,112 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 162 transitions. Word has length 101 [2021-02-21 21:20:47,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:47,113 INFO L480 AbstractCegarLoop]: Abstraction has 158 states and 162 transitions. [2021-02-21 21:20:47,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-21 21:20:47,113 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 162 transitions. [2021-02-21 21:20:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-02-21 21:20:47,114 INFO L414 BasicCegarLoop]: Found error trace [2021-02-21 21:20:47,114 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] [2021-02-21 21:20:47,114 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-02-21 21:20:47,114 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]=== [2021-02-21 21:20:47,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-21 21:20:47,115 INFO L82 PathProgramCache]: Analyzing trace with hash -331177609, now seen corresponding path program 1 times [2021-02-21 21:20:47,115 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-21 21:20:47,115 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [775881855] [2021-02-21 21:20:47,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-21 21:20:47,117 INFO L218 tedInterpolationCore]: No loops in this trace, falling back to nested interpolation [2021-02-21 21:20:47,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:47,150 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,151 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:47,152 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,152 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:47,155 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,158 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:47,165 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,165 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-21 21:20:47,170 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,171 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:47,176 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,176 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 4 [2021-02-21 21:20:47,183 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,183 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:47,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-21 21:20:47,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-21 21:20:47,232 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-21 21:20:47,233 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-21 21:20:47,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-21 21:20:47,247 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [775881855] [2021-02-21 21:20:47,247 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-21 21:20:47,247 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-02-21 21:20:47,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [570236050] [2021-02-21 21:20:47,247 INFO L460 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-02-21 21:20:47,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-21 21:20:47,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-02-21 21:20:47,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-02-21 21:20:47,249 INFO L87 Difference]: Start difference. First operand 158 states and 162 transitions. Second operand 8 states. [2021-02-21 21:20:49,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-21 21:20:49,368 INFO L93 Difference]: Finished difference Result 687 states and 709 transitions. [2021-02-21 21:20:49,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-21 21:20:49,369 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 106 [2021-02-21 21:20:49,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-21 21:20:49,369 INFO L225 Difference]: With dead ends: 687 [2021-02-21 21:20:49,369 INFO L226 Difference]: Without dead ends: 0 [2021-02-21 21:20:49,373 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 [2021-02-21 21:20:49,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-21 21:20:49,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-21 21:20:49,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-21 21:20:49,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-21 21:20:49,374 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-02-21 21:20:49,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-21 21:20:49,374 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-21 21:20:49,374 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2021-02-21 21:20:49,374 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-21 21:20:49,374 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-21 21:20:49,374 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-02-21 21:20:49,376 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-21 21:20:49,708 WARN L202 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-21 21:20:49,973 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 160 [2021-02-21 21:20:50,109 WARN L202 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-02-21 21:20:50,224 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 149 [2021-02-21 21:20:50,749 WARN L202 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 165 [2021-02-21 21:20:51,067 WARN L202 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:51,220 WARN L202 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 148 [2021-02-21 21:20:51,375 WARN L202 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 152 [2021-02-21 21:20:51,508 WARN L202 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 115 [2021-02-21 21:20:51,617 WARN L202 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 146 [2021-02-21 21:20:52,049 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 170 [2021-02-21 21:20:52,346 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 192 [2021-02-21 21:20:52,606 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:53,026 WARN L202 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-21 21:20:53,139 WARN L202 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 148 [2021-02-21 21:20:53,778 WARN L202 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 185 [2021-02-21 21:20:54,077 WARN L202 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 166 [2021-02-21 21:20:54,526 WARN L202 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-21 21:20:54,866 WARN L202 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 201 [2021-02-21 21:20:55,153 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 208 [2021-02-21 21:20:55,418 WARN L202 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 218 [2021-02-21 21:20:55,702 WARN L202 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-21 21:20:55,832 WARN L202 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-21 21:20:55,947 WARN L202 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 150 [2021-02-21 21:20:56,053 WARN L202 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 178 [2021-02-21 21:20:56,326 WARN L202 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 170 [2021-02-21 21:20:56,581 WARN L202 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 162 [2021-02-21 21:20:56,855 WARN L202 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 194 [2021-02-21 21:20:56,992 WARN L202 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 162 [2021-02-21 21:20:57,110 WARN L202 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 151 [2021-02-21 21:20:57,222 WARN L202 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 150 [2021-02-21 21:20:57,548 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:57,899 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:58,115 WARN L202 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 162 [2021-02-21 21:20:58,247 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:58,417 WARN L202 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 168 [2021-02-21 21:20:58,566 WARN L202 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 173 [2021-02-21 21:20:58,697 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:20:58,957 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-21 21:20:59,199 WARN L202 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 197 [2021-02-21 21:20:59,382 WARN L202 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-21 21:20:59,804 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 183 [2021-02-21 21:21:00,076 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 202 [2021-02-21 21:21:00,337 WARN L202 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 195 [2021-02-21 21:21:00,593 WARN L202 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 221 [2021-02-21 21:21:00,829 WARN L202 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 219 [2021-02-21 21:21:00,965 WARN L202 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-21 21:21:01,089 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 170 [2021-02-21 21:21:01,232 WARN L202 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 181 [2021-02-21 21:21:01,356 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 175 [2021-02-21 21:21:01,770 WARN L202 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 199 [2021-02-21 21:21:01,999 WARN L202 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 134 [2021-02-21 21:21:02,131 WARN L202 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 146 [2021-02-21 21:21:02,265 WARN L202 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 175 [2021-02-21 21:21:02,667 WARN L202 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-21 21:21:02,807 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 173 [2021-02-21 21:21:03,148 WARN L202 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 157 [2021-02-21 21:21:03,298 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 150 [2021-02-21 21:21:03,429 WARN L202 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 170 [2021-02-21 21:21:03,688 WARN L202 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-21 21:21:03,950 WARN L202 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 210 [2021-02-21 21:21:04,211 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 219 [2021-02-21 21:21:04,400 WARN L202 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 209 [2021-02-21 21:21:04,513 WARN L202 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-21 21:21:05,021 WARN L202 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 160 [2021-02-21 21:21:05,306 WARN L202 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 206 [2021-02-21 21:21:05,564 WARN L202 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 213 [2021-02-21 21:21:05,697 WARN L202 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 171 [2021-02-21 21:21:05,822 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 153 [2021-02-21 21:21:05,942 WARN L202 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 177 [2021-02-21 21:21:06,345 WARN L202 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-21 21:21:06,763 WARN L202 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-21 21:21:07,163 WARN L202 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-21 21:21:07,590 WARN L202 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 76 [2021-02-21 21:21:08,012 WARN L202 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-21 21:21:08,339 WARN L202 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 20 [2021-02-21 21:21:08,696 WARN L202 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:09,039 WARN L202 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 59 [2021-02-21 21:21:09,458 WARN L202 SmtUtils]: Spent 417.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 65 [2021-02-21 21:21:09,624 WARN L202 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 66 [2021-02-21 21:21:10,024 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-21 21:21:10,433 WARN L202 SmtUtils]: Spent 407.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-21 21:21:10,748 WARN L202 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 26 [2021-02-21 21:21:11,173 WARN L202 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 34 [2021-02-21 21:21:11,529 WARN L202 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:12,166 WARN L202 SmtUtils]: Spent 631.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-21 21:21:12,510 WARN L202 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 57 [2021-02-21 21:21:12,743 WARN L202 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-21 21:21:12,989 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-21 21:21:13,509 WARN L202 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 45 [2021-02-21 21:21:13,822 WARN L202 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 23 [2021-02-21 21:21:14,342 WARN L202 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-21 21:21:14,894 WARN L202 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 30 [2021-02-21 21:21:15,502 WARN L202 SmtUtils]: Spent 606.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 36 [2021-02-21 21:21:16,086 WARN L202 SmtUtils]: Spent 582.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 40 [2021-02-21 21:21:16,719 WARN L202 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-21 21:21:17,121 WARN L202 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-21 21:21:17,485 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 49 [2021-02-21 21:21:17,918 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 55 [2021-02-21 21:21:18,311 WARN L202 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-21 21:21:18,517 WARN L202 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-21 21:21:18,879 WARN L202 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 24 [2021-02-21 21:21:19,250 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 20 [2021-02-21 21:21:19,777 WARN L202 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 29 [2021-02-21 21:21:20,130 WARN L202 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 38 [2021-02-21 21:21:20,449 WARN L202 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 40 [2021-02-21 21:21:20,850 WARN L202 SmtUtils]: Spent 398.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 48 [2021-02-21 21:21:21,237 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-21 21:21:21,423 WARN L202 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 70 [2021-02-21 21:21:21,845 WARN L202 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 77 [2021-02-21 21:21:22,270 WARN L202 SmtUtils]: Spent 423.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 82 [2021-02-21 21:21:22,627 WARN L202 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:22,992 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 60 [2021-02-21 21:21:23,350 WARN L202 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 62 [2021-02-21 21:21:23,737 WARN L202 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 69 [2021-02-21 21:21:23,985 WARN L202 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-21 21:21:24,342 WARN L202 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:24,682 WARN L202 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 17 [2021-02-21 21:21:25,046 WARN L202 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:25,345 WARN L202 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 26 [2021-02-21 21:21:25,656 WARN L202 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 31 [2021-02-21 21:21:26,022 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:26,750 WARN L202 SmtUtils]: Spent 722.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-21 21:21:27,295 WARN L202 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 42 [2021-02-21 21:21:27,775 WARN L202 SmtUtils]: Spent 477.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-21 21:21:28,210 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-21 21:21:28,426 WARN L202 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 80 [2021-02-21 21:21:28,653 WARN L202 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-21 21:21:28,900 WARN L202 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-21 21:21:29,363 WARN L202 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 25 [2021-02-21 21:21:29,962 WARN L202 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 30 [2021-02-21 21:21:30,438 WARN L202 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 34 [2021-02-21 21:21:31,158 WARN L202 SmtUtils]: Spent 717.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 40 [2021-02-21 21:21:31,795 WARN L202 SmtUtils]: Spent 633.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 47 [2021-02-21 21:21:32,201 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-21 21:21:32,605 WARN L202 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 45 [2021-02-21 21:21:33,047 WARN L202 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 51 [2021-02-21 21:21:33,485 WARN L202 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 51 [2021-02-21 21:21:33,918 WARN L202 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 58 [2021-02-21 21:21:34,383 WARN L202 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-21 21:21:34,934 WARN L202 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 22 [2021-02-21 21:21:35,195 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 12 [2021-02-21 21:21:35,526 WARN L202 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 34 [2021-02-21 21:21:35,940 WARN L202 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 43 [2021-02-21 21:21:36,321 WARN L202 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-21 21:21:36,680 WARN L202 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 65 [2021-02-21 21:21:36,866 WARN L202 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 69 [2021-02-21 21:21:37,263 WARN L202 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 73 [2021-02-21 21:21:37,675 WARN L202 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 79 [2021-02-21 21:21:37,954 WARN L202 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-21 21:21:38,324 WARN L202 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 35 [2021-02-21 21:21:38,716 WARN L202 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 129 DAG size of output: 56 [2021-02-21 21:21:39,100 WARN L202 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 63 [2021-02-21 21:21:39,326 WARN L202 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-21 21:21:39,563 WARN L202 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 86 [2021-02-21 21:21:39,857 WARN L202 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 23 [2021-02-21 21:21:40,154 WARN L202 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 29 [2021-02-21 21:21:40,516 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 34 [2021-02-21 21:21:41,180 WARN L202 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-21 21:21:41,776 WARN L202 SmtUtils]: Spent 593.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 36 [2021-02-21 21:21:42,331 WARN L202 SmtUtils]: Spent 550.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 43 [2021-02-21 21:21:42,817 WARN L202 SmtUtils]: Spent 484.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 45 [2021-02-21 21:21:43,251 WARN L202 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 53 [2021-02-21 21:21:43,656 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 54 [2021-02-21 21:21:44,063 WARN L202 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 57 [2021-02-21 21:21:44,258 WARN L202 SmtUtils]: Spent 190.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 77 [2021-02-21 21:21:44,485 WARN L202 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 83 [2021-02-21 21:21:44,728 WARN L202 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 89 [2021-02-21 21:21:45,133 WARN L202 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 24 [2021-02-21 21:21:45,681 WARN L202 SmtUtils]: Spent 546.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 27 [2021-02-21 21:21:46,357 WARN L202 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 34 [2021-02-21 21:21:46,724 WARN L202 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 39 [2021-02-21 21:21:47,084 WARN L202 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 43 [2021-02-21 21:21:47,490 WARN L202 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 46 [2021-02-21 21:21:47,496 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 4) no Hoare annotation was computed. [2021-02-21 21:21:47,497 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 4) no Hoare annotation was computed. [2021-02-21 21:21:47,497 INFO L189 CegarLoopUtils]: For program point reach_errorFINAL(line 4) no Hoare annotation was computed. [2021-02-21 21:21:47,497 INFO L192 CegarLoopUtils]: At program point L4-3(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,497 INFO L192 CegarLoopUtils]: At program point L4-4(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,497 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,497 INFO L192 CegarLoopUtils]: At program point L4-5(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: true [2021-02-21 21:21:47,498 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|)) [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L4(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L4-1(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L4-2(line 4) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,498 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,499 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2021-02-21 21:21:47,499 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notENTRY(lines 6 8) no Hoare annotation was computed. [2021-02-21 21:21:47,499 INFO L189 CegarLoopUtils]: For program point L7(line 7) no Hoare annotation was computed. [2021-02-21 21:21:47,499 INFO L189 CegarLoopUtils]: For program point L7-1(line 7) no Hoare annotation was computed. [2021-02-21 21:21:47,499 INFO L189 CegarLoopUtils]: For program point L7-3(lines 6 8) no Hoare annotation was computed. [2021-02-21 21:21:47,499 INFO L189 CegarLoopUtils]: For program point assume_abort_if_notEXIT(lines 6 8) no Hoare annotation was computed. [2021-02-21 21:21:47,499 INFO L185 CegarLoopUtils]: At program point mainErr3ASSERT_VIOLATIONERROR_FUNCTION(line 88) the Hoare annotation is: false [2021-02-21 21:21:47,499 INFO L185 CegarLoopUtils]: At program point L217(line 217) the Hoare annotation is: false [2021-02-21 21:21:47,499 INFO L192 CegarLoopUtils]: At program point mainEXIT(lines 13 313) the Hoare annotation is: true [2021-02-21 21:21:47,499 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))) [2021-02-21 21:21:47,500 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)) [2021-02-21 21:21:47,500 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)) [2021-02-21 21:21:47,500 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)) [2021-02-21 21:21:47,500 INFO L185 CegarLoopUtils]: At program point L19(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,500 INFO L185 CegarLoopUtils]: At program point L19-1(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,500 INFO L185 CegarLoopUtils]: At program point L19-2(line 19) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,500 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))) [2021-02-21 21:21:47,501 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))) [2021-02-21 21:21:47,501 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)) [2021-02-21 21:21:47,501 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)) [2021-02-21 21:21:47,501 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))) [2021-02-21 21:21:47,501 INFO L185 CegarLoopUtils]: At program point L218(line 218) the Hoare annotation is: false [2021-02-21 21:21:47,501 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))) [2021-02-21 21:21:47,502 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)) [2021-02-21 21:21:47,502 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)) [2021-02-21 21:21:47,502 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)) [2021-02-21 21:21:47,502 INFO L185 CegarLoopUtils]: At program point L20(lines 20 312) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,502 INFO L185 CegarLoopUtils]: At program point mainErr14ASSERT_VIOLATIONERROR_FUNCTION(line 245) the Hoare annotation is: false [2021-02-21 21:21:47,502 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))) [2021-02-21 21:21:47,502 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))) [2021-02-21 21:21:47,503 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)) [2021-02-21 21:21:47,503 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))) [2021-02-21 21:21:47,503 INFO L185 CegarLoopUtils]: At program point L153(line 153) the Hoare annotation is: false [2021-02-21 21:21:47,503 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)) [2021-02-21 21:21:47,503 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)) [2021-02-21 21:21:47,503 INFO L192 CegarLoopUtils]: At program point mainFINAL(lines 13 313) the Hoare annotation is: true [2021-02-21 21:21:47,504 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))) [2021-02-21 21:21:47,504 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))) [2021-02-21 21:21:47,504 INFO L185 CegarLoopUtils]: At program point mainErr13ASSERT_VIOLATIONERROR_FUNCTION(line 229) the Hoare annotation is: false [2021-02-21 21:21:47,504 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)) [2021-02-21 21:21:47,504 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)) [2021-02-21 21:21:47,504 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)) [2021-02-21 21:21:47,504 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))) [2021-02-21 21:21:47,504 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))) [2021-02-21 21:21:47,505 INFO L185 CegarLoopUtils]: At program point L154(line 154) the Hoare annotation is: false [2021-02-21 21:21:47,505 INFO L185 CegarLoopUtils]: At program point L88(line 88) the Hoare annotation is: false [2021-02-21 21:21:47,505 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)) [2021-02-21 21:21:47,505 INFO L185 CegarLoopUtils]: At program point L22(line 22) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,505 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))) [2021-02-21 21:21:47,505 INFO L185 CegarLoopUtils]: At program point mainErr8ASSERT_VIOLATIONERROR_FUNCTION(line 165) the Hoare annotation is: false [2021-02-21 21:21:47,505 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)) [2021-02-21 21:21:47,506 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)) [2021-02-21 21:21:47,506 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)) [2021-02-21 21:21:47,506 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))) [2021-02-21 21:21:47,506 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))) [2021-02-21 21:21:47,506 INFO L185 CegarLoopUtils]: At program point L89(line 89) the Hoare annotation is: false [2021-02-21 21:21:47,507 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)) [2021-02-21 21:21:47,507 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)) [2021-02-21 21:21:47,507 INFO L185 CegarLoopUtils]: At program point L205(line 205) the Hoare annotation is: false [2021-02-21 21:21:47,507 INFO L185 CegarLoopUtils]: At program point mainErr15ASSERT_VIOLATIONERROR_FUNCTION(line 257) the Hoare annotation is: false [2021-02-21 21:21:47,507 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)) [2021-02-21 21:21:47,507 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)) [2021-02-21 21:21:47,508 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)) [2021-02-21 21:21:47,508 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)) [2021-02-21 21:21:47,508 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))) [2021-02-21 21:21:47,508 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))) [2021-02-21 21:21:47,509 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)) [2021-02-21 21:21:47,509 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))) [2021-02-21 21:21:47,509 INFO L185 CegarLoopUtils]: At program point L206(line 206) the Hoare annotation is: false [2021-02-21 21:21:47,509 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))) [2021-02-21 21:21:47,509 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)) [2021-02-21 21:21:47,509 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)) [2021-02-21 21:21:47,509 INFO L185 CegarLoopUtils]: At program point mainErr10ASSERT_VIOLATIONERROR_FUNCTION(line 193) the Hoare annotation is: false [2021-02-21 21:21:47,510 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)) [2021-02-21 21:21:47,510 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))) [2021-02-21 21:21:47,510 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))) [2021-02-21 21:21:47,510 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))) [2021-02-21 21:21:47,510 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))) [2021-02-21 21:21:47,510 INFO L185 CegarLoopUtils]: At program point L141(line 141) the Hoare annotation is: false [2021-02-21 21:21:47,510 INFO L185 CegarLoopUtils]: At program point mainErr9ASSERT_VIOLATIONERROR_FUNCTION(line 177) the Hoare annotation is: false [2021-02-21 21:21:47,510 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)) [2021-02-21 21:21:47,511 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)) [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point L257(line 257) the Hoare annotation is: false [2021-02-21 21:21:47,511 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))) [2021-02-21 21:21:47,511 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))) [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point mainErr4ASSERT_VIOLATIONERROR_FUNCTION(line 100) the Hoare annotation is: false [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point L59(line 59) the Hoare annotation is: false [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point L26(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point L26-1(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,511 INFO L185 CegarLoopUtils]: At program point L26-2(line 26) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,511 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))) [2021-02-21 21:21:47,512 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))) [2021-02-21 21:21:47,512 INFO L185 CegarLoopUtils]: At program point L142(line 142) the Hoare annotation is: false [2021-02-21 21:21:47,512 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)) [2021-02-21 21:21:47,512 INFO L185 CegarLoopUtils]: At program point L76(line 76) the Hoare annotation is: false [2021-02-21 21:21:47,512 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)) [2021-02-21 21:21:47,512 INFO L185 CegarLoopUtils]: At program point L258(line 258) the Hoare annotation is: false [2021-02-21 21:21:47,512 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))) [2021-02-21 21:21:47,512 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)) [2021-02-21 21:21:47,513 INFO L185 CegarLoopUtils]: At program point L60(line 60) the Hoare annotation is: false [2021-02-21 21:21:47,513 INFO L185 CegarLoopUtils]: At program point L27(line 27) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,513 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))) [2021-02-21 21:21:47,513 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)) [2021-02-21 21:21:47,513 INFO L185 CegarLoopUtils]: At program point L77(line 77) the Hoare annotation is: false [2021-02-21 21:21:47,513 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)) [2021-02-21 21:21:47,513 INFO L185 CegarLoopUtils]: At program point mainErr11ASSERT_VIOLATIONERROR_FUNCTION(line 205) the Hoare annotation is: false [2021-02-21 21:21:47,513 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))) [2021-02-21 21:21:47,513 INFO L185 CegarLoopUtils]: At program point L193(line 193) the Hoare annotation is: false [2021-02-21 21:21:47,514 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)) [2021-02-21 21:21:47,514 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)) [2021-02-21 21:21:47,514 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)) [2021-02-21 21:21:47,514 INFO L185 CegarLoopUtils]: At program point mainErr6ASSERT_VIOLATIONERROR_FUNCTION(line 141) the Hoare annotation is: false [2021-02-21 21:21:47,514 INFO L185 CegarLoopUtils]: At program point L309(line 309) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,514 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))) [2021-02-21 21:21:47,514 INFO L185 CegarLoopUtils]: At program point L177(line 177) the Hoare annotation is: false [2021-02-21 21:21:47,514 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)) [2021-02-21 21:21:47,515 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)) [2021-02-21 21:21:47,515 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))) [2021-02-21 21:21:47,515 INFO L185 CegarLoopUtils]: At program point L194(line 194) the Hoare annotation is: false [2021-02-21 21:21:47,515 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)) [2021-02-21 21:21:47,515 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)) [2021-02-21 21:21:47,515 INFO L185 CegarLoopUtils]: At program point mainErr5ASSERT_VIOLATIONERROR_FUNCTION(line 112) the Hoare annotation is: false [2021-02-21 21:21:47,515 INFO L192 CegarLoopUtils]: At program point L310(line 310) the Hoare annotation is: true [2021-02-21 21:21:47,515 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))) [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point L178(line 178) the Hoare annotation is: false [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point L112(line 112) the Hoare annotation is: false [2021-02-21 21:21:47,516 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)) [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 47) the Hoare annotation is: false [2021-02-21 21:21:47,516 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)) [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 13 313) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point L245(line 245) the Hoare annotation is: false [2021-02-21 21:21:47,516 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))) [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point L113(line 113) the Hoare annotation is: false [2021-02-21 21:21:47,516 INFO L185 CegarLoopUtils]: At program point L47(line 47) the Hoare annotation is: false [2021-02-21 21:21:47,517 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))) [2021-02-21 21:21:47,517 INFO L185 CegarLoopUtils]: At program point L229(line 229) the Hoare annotation is: false [2021-02-21 21:21:47,517 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)) [2021-02-21 21:21:47,517 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)) [2021-02-21 21:21:47,517 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)) [2021-02-21 21:21:47,517 INFO L185 CegarLoopUtils]: At program point mainErr7ASSERT_VIOLATIONERROR_FUNCTION(line 153) the Hoare annotation is: false [2021-02-21 21:21:47,517 INFO L185 CegarLoopUtils]: At program point L246(line 246) the Hoare annotation is: false [2021-02-21 21:21:47,517 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))) [2021-02-21 21:21:47,517 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)) [2021-02-21 21:21:47,518 INFO L185 CegarLoopUtils]: At program point L48(line 48) the Hoare annotation is: false [2021-02-21 21:21:47,518 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))) [2021-02-21 21:21:47,518 INFO L185 CegarLoopUtils]: At program point L230(line 230) the Hoare annotation is: false [2021-02-21 21:21:47,518 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)) [2021-02-21 21:21:47,518 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)) [2021-02-21 21:21:47,518 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)) [2021-02-21 21:21:47,518 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)) [2021-02-21 21:21:47,518 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)) [2021-02-21 21:21:47,518 INFO L185 CegarLoopUtils]: At program point mainErr2ASSERT_VIOLATIONERROR_FUNCTION(line 76) the Hoare annotation is: false [2021-02-21 21:21:47,519 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))) [2021-02-21 21:21:47,519 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)) [2021-02-21 21:21:47,519 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)) [2021-02-21 21:21:47,519 INFO L185 CegarLoopUtils]: At program point L16(line 16) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,519 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)))) [2021-02-21 21:21:47,519 INFO L185 CegarLoopUtils]: At program point L165(line 165) the Hoare annotation is: false [2021-02-21 21:21:47,519 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)) [2021-02-21 21:21:47,519 INFO L185 CegarLoopUtils]: At program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 59) the Hoare annotation is: false [2021-02-21 21:21:47,519 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))) [2021-02-21 21:21:47,520 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))) [2021-02-21 21:21:47,520 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)) [2021-02-21 21:21:47,520 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)) [2021-02-21 21:21:47,520 INFO L185 CegarLoopUtils]: At program point L17(line 17) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,520 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))) [2021-02-21 21:21:47,520 INFO L185 CegarLoopUtils]: At program point L166(line 166) the Hoare annotation is: false [2021-02-21 21:21:47,520 INFO L185 CegarLoopUtils]: At program point L100(line 100) the Hoare annotation is: false [2021-02-21 21:21:47,520 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))) [2021-02-21 21:21:47,521 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)) [2021-02-21 21:21:47,521 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)) [2021-02-21 21:21:47,521 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)) [2021-02-21 21:21:47,521 INFO L185 CegarLoopUtils]: At program point L18(line 18) the Hoare annotation is: (= |old(~__return_334~0)| ~__return_334~0) [2021-02-21 21:21:47,521 INFO L185 CegarLoopUtils]: At program point mainErr12ASSERT_VIOLATIONERROR_FUNCTION(line 217) the Hoare annotation is: false [2021-02-21 21:21:47,521 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))) [2021-02-21 21:21:47,521 INFO L185 CegarLoopUtils]: At program point L101(line 101) the Hoare annotation is: false [2021-02-21 21:21:47,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.02 09:21:47 BoogieIcfgContainer [2021-02-21 21:21:47,547 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-21 21:21:47,548 INFO L168 Benchmark]: Toolchain (without parser) took 77926.64 ms. Allocated memory was 152.0 MB in the beginning and 457.2 MB in the end (delta: 305.1 MB). Free memory was 128.5 MB in the beginning and 247.6 MB in the end (delta: -119.1 MB). Peak memory consumption was 279.1 MB. Max. memory is 8.0 GB. [2021-02-21 21:21:47,548 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 152.0 MB. Free memory is still 127.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-21 21:21:47,548 INFO L168 Benchmark]: CACSL2BoogieTranslator took 484.96 ms. Allocated memory is still 152.0 MB. Free memory was 127.3 MB in the beginning and 111.7 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. [2021-02-21 21:21:47,548 INFO L168 Benchmark]: Boogie Preprocessor took 80.05 ms. Allocated memory is still 152.0 MB. Free memory was 111.7 MB in the beginning and 110.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-02-21 21:21:47,548 INFO L168 Benchmark]: RCFGBuilder took 610.74 ms. Allocated memory is still 152.0 MB. Free memory was 110.0 MB in the beginning and 109.0 MB in the end (delta: 966.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. [2021-02-21 21:21:47,549 INFO L168 Benchmark]: TraceAbstraction took 76719.69 ms. Allocated memory was 152.0 MB in the beginning and 457.2 MB in the end (delta: 305.1 MB). Free memory was 109.0 MB in the beginning and 247.6 MB in the end (delta: -138.6 MB). Peak memory consumption was 259.3 MB. Max. memory is 8.0 GB. [2021-02-21 21:21:47,549 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 152.0 MB. Free memory is still 127.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 484.96 ms. Allocated memory is still 152.0 MB. Free memory was 127.3 MB in the beginning and 111.7 MB in the end (delta: 15.6 MB). Peak memory consumption was 15.7 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 80.05 ms. Allocated memory is still 152.0 MB. Free memory was 111.7 MB in the beginning and 110.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 610.74 ms. Allocated memory is still 152.0 MB. Free memory was 110.0 MB in the beginning and 109.0 MB in the end (delta: 966.0 kB). Peak memory consumption was 10.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 76719.69 ms. Allocated memory was 152.0 MB in the beginning and 457.2 MB in the end (delta: 305.1 MB). Free memory was 109.0 MB in the beginning and 247.6 MB in the end (delta: -138.6 MB). Peak memory consumption was 259.3 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: 18.4s, OverallIterations: 16, TraceHistogramMax: 1, AutomataDifference: 14.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 58.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 3703 SDtfs, 8885 SDslu, 918 SDs, 0 SdLazy, 7102 SolverSat, 245 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 248 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 175 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 4.5s 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: 1.0s AutomataMinimizationTime, 16 MinimizatonAttempts, 1653 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 186 LocationsWithAnnotation, 186 PreInvPairs, 856 NumberOfFragments, 6723 HoareAnnotationTreeSize, 186 FomulaSimplifications, 10313711120 FormulaSimplificationTreeSizeReduction, 16.5s HoareSimplificationTime, 186 FomulaSimplificationsInter, 63275154 FormulaSimplificationTreeSizeReductionInter, 41.4s 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...