/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-09 16:55:02,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-09 16:55:02,195 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-09 16:55:02,220 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-09 16:55:02,220 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-09 16:55:02,221 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-09 16:55:02,222 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-09 16:55:02,224 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-09 16:55:02,225 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-09 16:55:02,232 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-09 16:55:02,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-09 16:55:02,235 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-09 16:55:02,235 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-09 16:55:02,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-09 16:55:02,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-09 16:55:02,241 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-09 16:55:02,242 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-09 16:55:02,243 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-09 16:55:02,247 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-09 16:55:02,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-09 16:55:02,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-09 16:55:02,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-09 16:55:02,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-09 16:55:02,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-09 16:55:02,270 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-09 16:55:02,270 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-09 16:55:02,271 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-09 16:55:02,271 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-09 16:55:02,272 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-09 16:55:02,272 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-09 16:55:02,272 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-09 16:55:02,273 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-09 16:55:02,274 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-09 16:55:02,274 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-09 16:55:02,275 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-09 16:55:02,275 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-09 16:55:02,276 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-09 16:55:02,276 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-09 16:55:02,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-09 16:55:02,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-09 16:55:02,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-09 16:55:02,278 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-NoLbe.epf [2021-07-09 16:55:02,298 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-09 16:55:02,298 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-09 16:55:02,298 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-09 16:55:02,299 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-09 16:55:02,300 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-09 16:55:02,300 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-09 16:55:02,300 INFO L138 SettingsManager]: * Use SBE=true [2021-07-09 16:55:02,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-09 16:55:02,300 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-09 16:55:02,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-09 16:55:02,301 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-09 16:55:02,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-09 16:55:02,302 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-09 16:55:02,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-09 16:55:02,303 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-09 16:55:02,304 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-09 16:55:02,304 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-09 16:55:02,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-09 16:55:02,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-09 16:55:02,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-09 16:55:02,603 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-09 16:55:02,603 INFO L275 PluginConnector]: CDTParser initialized [2021-07-09 16:55:02,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-07-09 16:55:02,662 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c2b4a3a/23d7c8a0817d4f278c47519260702b6f/FLAGe4a7bd680 [2021-07-09 16:55:03,267 INFO L306 CDTParser]: Found 1 translation units. [2021-07-09 16:55:03,268 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i [2021-07-09 16:55:03,286 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c2b4a3a/23d7c8a0817d4f278c47519260702b6f/FLAGe4a7bd680 [2021-07-09 16:55:03,519 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/34c2b4a3a/23d7c8a0817d4f278c47519260702b6f [2021-07-09 16:55:03,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-09 16:55:03,523 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-07-09 16:55:03,526 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-09 16:55:03,526 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-09 16:55:03,529 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-09 16:55:03,530 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:55:03" (1/1) ... [2021-07-09 16:55:03,531 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663fef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:03, skipping insertion in model container [2021-07-09 16:55:03,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.07 04:55:03" (1/1) ... [2021-07-09 16:55:03,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-09 16:55:03,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-09 16:55:03,723 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 16:55:03,938 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-07-09 16:55:03,948 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-07-09 16:55:03,959 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-07-09 16:55:03,961 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-07-09 16:55:03,965 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-07-09 16:55:03,965 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-07-09 16:55:03,970 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-07-09 16:55:03,971 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-07-09 16:55:03,972 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-07-09 16:55:03,973 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:55:03,979 INFO L203 MainTranslator]: Completed pre-run [2021-07-09 16:55:03,989 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2021-07-09 16:55:04,007 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47275,47288] [2021-07-09 16:55:04,009 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[47463,47476] [2021-07-09 16:55:04,013 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48230,48243] [2021-07-09 16:55:04,014 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48344,48357] [2021-07-09 16:55:04,017 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48816,48829] [2021-07-09 16:55:04,017 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[48872,48885] [2021-07-09 16:55:04,021 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49384,49397] [2021-07-09 16:55:04,021 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49443,49456] [2021-07-09 16:55:04,022 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-divine/divinefifo-bug_1w1r.i[49522,49535] [2021-07-09 16:55:04,023 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-09 16:55:04,075 INFO L208 MainTranslator]: Completed translation [2021-07-09 16:55:04,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04 WrapperNode [2021-07-09 16:55:04,076 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-09 16:55:04,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-09 16:55:04,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-09 16:55:04,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-09 16:55:04,084 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,108 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,152 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-09 16:55:04,153 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-09 16:55:04,153 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-09 16:55:04,153 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-09 16:55:04,160 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,161 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,167 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,167 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,184 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,192 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (1/1) ... [2021-07-09 16:55:04,197 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-09 16:55:04,198 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-09 16:55:04,198 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-09 16:55:04,198 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-09 16:55:04,199 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (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 [2021-07-09 16:55:04,284 INFO L130 BoogieDeclarations]: Found specification of procedure pusher [2021-07-09 16:55:04,285 INFO L138 BoogieDeclarations]: Found implementation of procedure pusher [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-09 16:55:04,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-09 16:55:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-09 16:55:04,286 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-09 16:55:04,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-09 16:55:04,287 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-09 16:55:05,236 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-09 16:55:05,237 INFO L299 CfgBuilder]: Removed 40 assume(true) statements. [2021-07-09 16:55:05,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:55:05 BoogieIcfgContainer [2021-07-09 16:55:05,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-09 16:55:05,241 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-09 16:55:05,241 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-09 16:55:05,243 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-09 16:55:05,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.07 04:55:03" (1/3) ... [2021-07-09 16:55:05,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14119fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:55:05, skipping insertion in model container [2021-07-09 16:55:05,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.07 04:55:04" (2/3) ... [2021-07-09 16:55:05,246 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14119fce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.07 04:55:05, skipping insertion in model container [2021-07-09 16:55:05,246 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.07 04:55:05" (3/3) ... [2021-07-09 16:55:05,248 INFO L111 eAbstractionObserver]: Analyzing ICFG divinefifo-bug_1w1r.i [2021-07-09 16:55:05,254 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-09 16:55:05,254 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-09 16:55:05,254 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 11 error locations. [2021-07-09 16:55:05,255 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-09 16:55:05,303 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,304 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,304 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,304 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#in~q_.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,305 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,306 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,307 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,308 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,309 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,310 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,311 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,312 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,313 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,314 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,315 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,316 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,317 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,318 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,319 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,320 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,321 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,322 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,323 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,324 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,325 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,326 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,327 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,328 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,329 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,330 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,331 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,332 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,333 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,334 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,335 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,336 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,337 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,338 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,339 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,340 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,341 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,342 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,343 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,344 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,345 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,346 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,347 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,349 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,349 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~self.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,350 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_node_init_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~x| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~i~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~pre30.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,351 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem24.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem27.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem28.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem22.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#t~pre65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~malloc25.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,352 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem23.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem32.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~ret26.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q_.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem29.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_~q~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#t~mem31.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,353 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~x not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,354 WARN L313 ript$VariableManager]: TermVariabe |pusherThread1of1ForFork0_fifo_push_#in~self.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_node_init_~self.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,354 WARN L313 ript$VariableManager]: TermVariabe pusherThread1of1ForFork0_fifo_push_~t~0.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-07-09 16:55:05,359 INFO L149 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2021-07-09 16:55:05,379 INFO L255 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2021-07-09 16:55:05,394 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-09 16:55:05,394 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-09 16:55:05,394 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-09 16:55:05,395 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-09 16:55:05,395 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-09 16:55:05,395 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-09 16:55:05,395 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-09 16:55:05,395 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-09 16:55:05,410 INFO L110 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 440 places, 469 transitions, 946 flow [2021-07-09 16:55:05,761 INFO L132 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:05,807 INFO L276 IsEmpty]: Start isEmpty. Operand has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:05,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-07-09 16:55:05,815 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:05,816 INFO L508 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] [2021-07-09 16:55:05,816 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:05,824 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:05,825 INFO L82 PathProgramCache]: Analyzing trace with hash -767655797, now seen corresponding path program 1 times [2021-07-09 16:55:05,832 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:05,832 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1226526653] [2021-07-09 16:55:05,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:06,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:06,440 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:06,441 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1226526653] [2021-07-09 16:55:06,441 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1226526653] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:06,442 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:06,442 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-07-09 16:55:06,442 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641600234] [2021-07-09 16:55:06,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 13 states [2021-07-09 16:55:06,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:06,458 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-07-09 16:55:06,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-07-09 16:55:06,482 INFO L87 Difference]: Start difference. First operand has 14060 states, 14049 states have (on average 2.1306142785963416) internal successors, (29933), 14059 states have internal predecessors, (29933), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:07,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:07,711 INFO L93 Difference]: Finished difference Result 14060 states and 29120 transitions. [2021-07-09 16:55:07,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-07-09 16:55:07,713 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 53 [2021-07-09 16:55:07,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:07,798 INFO L225 Difference]: With dead ends: 14060 [2021-07-09 16:55:07,799 INFO L226 Difference]: Without dead ends: 14060 [2021-07-09 16:55:07,800 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 427.5ms TimeCoverageRelationStatistics Valid=167, Invalid=433, Unknown=0, NotChecked=0, Total=600 [2021-07-09 16:55:07,914 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14060 states. [2021-07-09 16:55:08,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14060 to 14060. [2021-07-09 16:55:08,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14060 states, 14049 states have (on average 2.072745391131041) internal successors, (29120), 14059 states have internal predecessors, (29120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:08,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14060 states to 14060 states and 29120 transitions. [2021-07-09 16:55:08,405 INFO L78 Accepts]: Start accepts. Automaton has 14060 states and 29120 transitions. Word has length 53 [2021-07-09 16:55:08,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:08,406 INFO L482 AbstractCegarLoop]: Abstraction has 14060 states and 29120 transitions. [2021-07-09 16:55:08,406 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 13 states, 13 states have (on average 4.076923076923077) internal successors, (53), 13 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:08,406 INFO L276 IsEmpty]: Start isEmpty. Operand 14060 states and 29120 transitions. [2021-07-09 16:55:08,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-07-09 16:55:08,409 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:08,409 INFO L508 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] [2021-07-09 16:55:08,409 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-09 16:55:08,410 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:08,413 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:08,413 INFO L82 PathProgramCache]: Analyzing trace with hash -586543178, now seen corresponding path program 1 times [2021-07-09 16:55:08,413 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:08,413 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [607339156] [2021-07-09 16:55:08,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:08,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:09,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:09,096 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:09,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [607339156] [2021-07-09 16:55:09,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [607339156] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:09,097 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:09,097 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [23] imperfect sequences [] total 23 [2021-07-09 16:55:09,097 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527707968] [2021-07-09 16:55:09,098 INFO L462 AbstractCegarLoop]: Interpolant automaton has 23 states [2021-07-09 16:55:09,098 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:09,099 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2021-07-09 16:55:09,099 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=460, Unknown=0, NotChecked=0, Total=506 [2021-07-09 16:55:09,099 INFO L87 Difference]: Start difference. First operand 14060 states and 29120 transitions. Second operand has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:09,582 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 51 [2021-07-09 16:55:09,852 WARN L205 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 85 [2021-07-09 16:55:10,052 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 95 [2021-07-09 16:55:10,324 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 93 [2021-07-09 16:55:10,501 WARN L205 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 107 [2021-07-09 16:55:10,671 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 108 [2021-07-09 16:55:10,872 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 119 [2021-07-09 16:55:11,102 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 123 [2021-07-09 16:55:11,349 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 133 [2021-07-09 16:55:11,596 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 137 [2021-07-09 16:55:11,861 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 140 [2021-07-09 16:55:12,074 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 129 [2021-07-09 16:55:12,280 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 128 [2021-07-09 16:55:12,459 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2021-07-09 16:55:12,637 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 115 [2021-07-09 16:55:14,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:14,020 INFO L93 Difference]: Finished difference Result 29224 states and 60730 transitions. [2021-07-09 16:55:14,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2021-07-09 16:55:14,021 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 58 [2021-07-09 16:55:14,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:14,144 INFO L225 Difference]: With dead ends: 29224 [2021-07-09 16:55:14,144 INFO L226 Difference]: Without dead ends: 29224 [2021-07-09 16:55:14,145 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 218 ImplicationChecksByTransitivity, 3722.8ms TimeCoverageRelationStatistics Valid=632, Invalid=1818, Unknown=0, NotChecked=0, Total=2450 [2021-07-09 16:55:14,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29224 states. [2021-07-09 16:55:14,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29224 to 14058. [2021-07-09 16:55:14,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.072750569476082) internal successors, (29118), 14057 states have internal predecessors, (29118), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:14,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29118 transitions. [2021-07-09 16:55:14,720 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29118 transitions. Word has length 58 [2021-07-09 16:55:14,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:14,721 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29118 transitions. [2021-07-09 16:55:14,721 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 23 states, 23 states have (on average 2.5217391304347827) internal successors, (58), 23 states have internal predecessors, (58), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:14,721 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29118 transitions. [2021-07-09 16:55:14,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-07-09 16:55:14,730 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:14,730 INFO L508 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] [2021-07-09 16:55:14,730 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-07-09 16:55:14,731 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:14,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:14,731 INFO L82 PathProgramCache]: Analyzing trace with hash -2101413857, now seen corresponding path program 1 times [2021-07-09 16:55:14,732 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:14,732 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199118687] [2021-07-09 16:55:14,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:14,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:14,829 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:14,829 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:14,829 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199118687] [2021-07-09 16:55:14,829 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [199118687] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:14,830 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:14,830 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:55:14,830 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1341073009] [2021-07-09 16:55:14,830 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:55:14,830 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:14,831 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:55:14,831 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:55:14,831 INFO L87 Difference]: Start difference. First operand 14058 states and 29118 transitions. Second operand has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:14,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:14,919 INFO L93 Difference]: Finished difference Result 15898 states and 32816 transitions. [2021-07-09 16:55:14,920 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-09 16:55:14,920 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 83 [2021-07-09 16:55:14,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:14,966 INFO L225 Difference]: With dead ends: 15898 [2021-07-09 16:55:14,967 INFO L226 Difference]: Without dead ends: 15898 [2021-07-09 16:55:14,968 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.9ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-07-09 16:55:15,158 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15898 states. [2021-07-09 16:55:15,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15898 to 14058. [2021-07-09 16:55:15,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14058 states, 14048 states have (on average 2.0687642369020502) internal successors, (29062), 14057 states have internal predecessors, (29062), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:15,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14058 states to 14058 states and 29062 transitions. [2021-07-09 16:55:15,479 INFO L78 Accepts]: Start accepts. Automaton has 14058 states and 29062 transitions. Word has length 83 [2021-07-09 16:55:15,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:15,480 INFO L482 AbstractCegarLoop]: Abstraction has 14058 states and 29062 transitions. [2021-07-09 16:55:15,481 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 16.6) internal successors, (83), 5 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:15,481 INFO L276 IsEmpty]: Start isEmpty. Operand 14058 states and 29062 transitions. [2021-07-09 16:55:15,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-07-09 16:55:15,484 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:15,485 INFO L508 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] [2021-07-09 16:55:15,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-07-09 16:55:15,485 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:15,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:15,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1385976040, now seen corresponding path program 1 times [2021-07-09 16:55:15,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:15,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997665883] [2021-07-09 16:55:15,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:15,564 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:15,564 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:15,564 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997665883] [2021-07-09 16:55:15,564 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997665883] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:15,564 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:15,565 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-09 16:55:15,565 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021603005] [2021-07-09 16:55:15,565 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-09 16:55:15,565 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:15,566 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-09 16:55:15,566 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:55:15,566 INFO L87 Difference]: Start difference. First operand 14058 states and 29062 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:15,692 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:15,692 INFO L93 Difference]: Finished difference Result 26210 states and 54304 transitions. [2021-07-09 16:55:15,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-09 16:55:15,694 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-07-09 16:55:15,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:15,763 INFO L225 Difference]: With dead ends: 26210 [2021-07-09 16:55:15,763 INFO L226 Difference]: Without dead ends: 26210 [2021-07-09 16:55:15,764 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-09 16:55:15,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26210 states. [2021-07-09 16:55:16,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26210 to 14114. [2021-07-09 16:55:16,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14114 states, 14104 states have (on average 2.0686330119115146) internal successors, (29176), 14113 states have internal predecessors, (29176), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:16,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14114 states to 14114 states and 29176 transitions. [2021-07-09 16:55:16,296 INFO L78 Accepts]: Start accepts. Automaton has 14114 states and 29176 transitions. Word has length 89 [2021-07-09 16:55:16,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:16,297 INFO L482 AbstractCegarLoop]: Abstraction has 14114 states and 29176 transitions. [2021-07-09 16:55:16,297 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:16,297 INFO L276 IsEmpty]: Start isEmpty. Operand 14114 states and 29176 transitions. [2021-07-09 16:55:16,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-07-09 16:55:16,300 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:16,300 INFO L508 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] [2021-07-09 16:55:16,300 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-07-09 16:55:16,300 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:16,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:16,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1238448872, now seen corresponding path program 1 times [2021-07-09 16:55:16,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:16,301 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877397174] [2021-07-09 16:55:16,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:16,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:16,628 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:16,629 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:16,629 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877397174] [2021-07-09 16:55:16,629 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877397174] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:16,629 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:16,629 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2021-07-09 16:55:16,630 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670364666] [2021-07-09 16:55:16,630 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-09 16:55:16,630 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:16,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-09 16:55:16,631 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=286, Unknown=0, NotChecked=0, Total=342 [2021-07-09 16:55:16,631 INFO L87 Difference]: Start difference. First operand 14114 states and 29176 transitions. Second operand has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:18,634 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:18,635 INFO L93 Difference]: Finished difference Result 32485 states and 67230 transitions. [2021-07-09 16:55:18,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2021-07-09 16:55:18,635 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 101 [2021-07-09 16:55:18,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:18,715 INFO L225 Difference]: With dead ends: 32485 [2021-07-09 16:55:18,715 INFO L226 Difference]: Without dead ends: 32485 [2021-07-09 16:55:18,716 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134 ImplicationChecksByTransitivity, 998.4ms TimeCoverageRelationStatistics Valid=340, Invalid=850, Unknown=0, NotChecked=0, Total=1190 [2021-07-09 16:55:18,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32485 states. [2021-07-09 16:55:19,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32485 to 15478. [2021-07-09 16:55:19,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15478 states, 15468 states have (on average 2.069562968709594) internal successors, (32012), 15477 states have internal predecessors, (32012), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:19,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15478 states to 15478 states and 32012 transitions. [2021-07-09 16:55:19,258 INFO L78 Accepts]: Start accepts. Automaton has 15478 states and 32012 transitions. Word has length 101 [2021-07-09 16:55:19,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:19,259 INFO L482 AbstractCegarLoop]: Abstraction has 15478 states and 32012 transitions. [2021-07-09 16:55:19,260 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 5.315789473684211) internal successors, (101), 19 states have internal predecessors, (101), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:19,260 INFO L276 IsEmpty]: Start isEmpty. Operand 15478 states and 32012 transitions. [2021-07-09 16:55:19,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-07-09 16:55:19,271 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:19,271 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:55:19,271 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-07-09 16:55:19,271 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:19,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:19,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1709507850, now seen corresponding path program 1 times [2021-07-09 16:55:19,272 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:19,272 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1976958985] [2021-07-09 16:55:19,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:19,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:19,367 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:19,368 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1976958985] [2021-07-09 16:55:19,369 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1976958985] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:19,370 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:19,370 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-07-09 16:55:19,370 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040293986] [2021-07-09 16:55:19,370 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-09 16:55:19,370 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:19,371 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-09 16:55:19,371 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-07-09 16:55:19,371 INFO L87 Difference]: Start difference. First operand 15478 states and 32012 transitions. Second operand has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:19,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:19,575 INFO L93 Difference]: Finished difference Result 27431 states and 56673 transitions. [2021-07-09 16:55:19,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-09 16:55:19,576 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 120 [2021-07-09 16:55:19,576 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:19,642 INFO L225 Difference]: With dead ends: 27431 [2021-07-09 16:55:19,642 INFO L226 Difference]: Without dead ends: 27431 [2021-07-09 16:55:19,642 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 33.6ms TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-09 16:55:19,727 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 27431 states. [2021-07-09 16:55:20,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 27431 to 16038. [2021-07-09 16:55:20,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16038 states, 16028 states have (on average 2.068380334414774) internal successors, (33152), 16037 states have internal predecessors, (33152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:20,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16038 states to 16038 states and 33152 transitions. [2021-07-09 16:55:20,169 INFO L78 Accepts]: Start accepts. Automaton has 16038 states and 33152 transitions. Word has length 120 [2021-07-09 16:55:20,170 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:20,170 INFO L482 AbstractCegarLoop]: Abstraction has 16038 states and 33152 transitions. [2021-07-09 16:55:20,170 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 24.0) internal successors, (120), 5 states have internal predecessors, (120), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:20,170 INFO L276 IsEmpty]: Start isEmpty. Operand 16038 states and 33152 transitions. [2021-07-09 16:55:20,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:55:20,180 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:20,180 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:55:20,180 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-07-09 16:55:20,180 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:20,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:20,181 INFO L82 PathProgramCache]: Analyzing trace with hash 2147068070, now seen corresponding path program 1 times [2021-07-09 16:55:20,181 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:20,182 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1360960867] [2021-07-09 16:55:20,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:21,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:21,925 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:21,925 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1360960867] [2021-07-09 16:55:21,925 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1360960867] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:21,926 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:21,926 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:55:21,926 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1792144968] [2021-07-09 16:55:21,926 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:55:21,926 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:21,927 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:55:21,927 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=1117, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:55:21,927 INFO L87 Difference]: Start difference. First operand 16038 states and 33152 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:22,626 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-09 16:55:22,814 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 92 [2021-07-09 16:55:23,037 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 95 [2021-07-09 16:55:23,180 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-09 16:55:23,341 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-09 16:55:23,530 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 92 [2021-07-09 16:55:23,769 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 94 [2021-07-09 16:55:24,029 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 99 [2021-07-09 16:55:24,192 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 79 [2021-07-09 16:55:24,371 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 83 [2021-07-09 16:55:24,574 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 87 [2021-07-09 16:55:24,804 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-07-09 16:55:25,125 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 97 [2021-07-09 16:55:25,332 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 89 [2021-07-09 16:55:25,572 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 93 [2021-07-09 16:55:25,874 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 104 [2021-07-09 16:55:26,115 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 99 [2021-07-09 16:55:26,351 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 95 [2021-07-09 16:55:26,578 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 99 [2021-07-09 16:55:26,929 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 106 [2021-07-09 16:55:27,231 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 103 [2021-07-09 16:55:27,521 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 105 [2021-07-09 16:55:27,873 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 110 [2021-07-09 16:55:28,101 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 95 [2021-07-09 16:55:28,437 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 109 [2021-07-09 16:55:28,664 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 134 DAG size of output: 99 [2021-07-09 16:55:28,931 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 103 [2021-07-09 16:55:29,126 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-09 16:55:29,486 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-07-09 16:55:29,827 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 16:55:30,018 WARN L205 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-07-09 16:55:30,213 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 91 [2021-07-09 16:55:30,453 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-07-09 16:55:30,651 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 95 [2021-07-09 16:55:30,995 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 111 [2021-07-09 16:55:31,276 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 166 DAG size of output: 107 [2021-07-09 16:55:31,530 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 99 [2021-07-09 16:55:31,896 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-07-09 16:55:32,233 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 119 [2021-07-09 16:55:32,567 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-09 16:55:32,928 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 112 [2021-07-09 16:55:33,167 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-07-09 16:55:33,549 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 119 [2021-07-09 16:55:33,891 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 105 [2021-07-09 16:55:34,235 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 16:55:34,739 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 117 [2021-07-09 16:55:35,067 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-09 16:55:35,372 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 110 [2021-07-09 16:55:35,853 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:55:36,238 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 118 [2021-07-09 16:55:36,526 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-07-09 16:55:36,923 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 125 [2021-07-09 16:55:37,274 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-09 16:55:37,576 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 114 [2021-07-09 16:55:38,110 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:55:38,588 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 124 [2021-07-09 16:55:39,010 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 131 [2021-07-09 16:55:39,524 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:55:40,006 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:55:40,351 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 16:55:40,638 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:55:41,069 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-07-09 16:55:41,379 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:55:41,683 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 117 [2021-07-09 16:55:42,142 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-09 16:55:42,464 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-07-09 16:55:42,678 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 94 [2021-07-09 16:55:43,124 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-07-09 16:55:43,425 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 16:55:43,655 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 98 [2021-07-09 16:55:44,088 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 125 [2021-07-09 16:55:44,379 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 104 [2021-07-09 16:55:45,054 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 108 [2021-07-09 16:55:45,481 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-07-09 16:55:46,005 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 117 [2021-07-09 16:55:46,655 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 120 [2021-07-09 16:55:47,022 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 16:55:47,453 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:55:47,849 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-09 16:55:49,665 WARN L205 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 89 [2021-07-09 16:55:49,878 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 93 [2021-07-09 16:55:50,129 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 97 [2021-07-09 16:55:50,297 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 87 [2021-07-09 16:55:50,504 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 91 [2021-07-09 16:55:50,752 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 16:55:51,045 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 103 [2021-07-09 16:55:51,402 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 16:55:51,644 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 101 [2021-07-09 16:55:52,009 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 16:55:52,338 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 112 [2021-07-09 16:55:52,766 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 110 [2021-07-09 16:55:53,273 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:55:53,597 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:55:53,910 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 185 DAG size of output: 116 [2021-07-09 16:55:54,196 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 113 [2021-07-09 16:55:54,532 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 123 [2021-07-09 16:55:54,839 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:55:55,284 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-09 16:55:55,734 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-09 16:55:56,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:55:56,483 INFO L93 Difference]: Finished difference Result 35124 states and 72600 transitions. [2021-07-09 16:55:56,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 126 states. [2021-07-09 16:55:56,484 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:55:56,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:55:56,557 INFO L225 Difference]: With dead ends: 35124 [2021-07-09 16:55:56,558 INFO L226 Difference]: Without dead ends: 35124 [2021-07-09 16:55:56,563 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 161 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7204 ImplicationChecksByTransitivity, 30115.0ms TimeCoverageRelationStatistics Valid=4635, Invalid=20171, Unknown=0, NotChecked=0, Total=24806 [2021-07-09 16:55:56,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35124 states. [2021-07-09 16:55:56,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35124 to 16198. [2021-07-09 16:55:56,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16198 states, 16188 states have (on average 2.0681986656782803) internal successors, (33480), 16197 states have internal predecessors, (33480), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:57,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16198 states to 16198 states and 33480 transitions. [2021-07-09 16:55:57,020 INFO L78 Accepts]: Start accepts. Automaton has 16198 states and 33480 transitions. Word has length 122 [2021-07-09 16:55:57,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:55:57,020 INFO L482 AbstractCegarLoop]: Abstraction has 16198 states and 33480 transitions. [2021-07-09 16:55:57,020 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 16198 states and 33480 transitions. [2021-07-09 16:55:57,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:55:57,030 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:55:57,030 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:55:57,030 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-07-09 16:55:57,030 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:55:57,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:55:57,031 INFO L82 PathProgramCache]: Analyzing trace with hash 1853400264, now seen corresponding path program 2 times [2021-07-09 16:55:57,031 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:55:57,031 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1261419872] [2021-07-09 16:55:57,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:55:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:55:58,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:55:58,323 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:55:58,323 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1261419872] [2021-07-09 16:55:58,324 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1261419872] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:55:58,324 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:55:58,324 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:55:58,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034394078] [2021-07-09 16:55:58,325 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:55:58,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:55:58,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:55:58,325 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:55:58,326 INFO L87 Difference]: Start difference. First operand 16198 states and 33480 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:55:59,004 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:55:59,181 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:55:59,376 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:55:59,519 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:55:59,679 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:55:59,861 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:56:00,072 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:56:00,319 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:56:00,572 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:56:00,836 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:56:01,138 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:56:01,462 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:56:01,710 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 16:56:02,001 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 16:56:02,367 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:56:02,673 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 16:56:02,943 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 16:56:03,239 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 16:56:03,684 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:56:04,025 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 16:56:04,352 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 16:56:04,770 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:56:05,022 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 16:56:05,380 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 16:56:05,648 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 16:56:05,956 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 16:56:06,177 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:56:06,566 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 16:56:06,967 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:56:07,216 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:56:07,475 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 16:56:07,751 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:56:08,007 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 16:56:08,424 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:56:08,744 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 16:56:09,077 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 16:56:09,529 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 16:56:09,938 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:56:10,316 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:56:10,696 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:56:10,997 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:56:11,418 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-09 16:56:11,775 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 16:56:12,125 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:12,671 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 16:56:13,042 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 16:56:13,400 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 16:56:13,872 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 16:56:14,432 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 16:56:14,834 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:56:15,332 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-09 16:56:15,766 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 146 [2021-07-09 16:56:16,190 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 16:56:16,561 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 16:56:17,185 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 16:56:17,749 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 16:56:18,267 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 163 [2021-07-09 16:56:18,752 WARN L205 SmtUtils]: Spent 405.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 152 [2021-07-09 16:56:18,935 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 84 [2021-07-09 16:56:19,324 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:19,864 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:56:20,309 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:56:20,669 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:21,127 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-07-09 16:56:21,533 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-09 16:56:21,910 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:56:22,283 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 16:56:22,462 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 16:56:22,834 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:56:23,239 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:56:23,489 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 16:56:24,012 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 16:56:24,384 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:56:24,771 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:56:25,060 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 16:56:25,552 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 16:56:25,998 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 146 [2021-07-09 16:56:26,306 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 16:56:26,479 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-09 16:56:27,068 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 16:56:27,531 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:56:28,100 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 16:56:28,767 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:56:29,201 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-09 16:56:29,621 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:30,105 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-07-09 16:56:30,535 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 149 [2021-07-09 16:56:30,715 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 91 [2021-07-09 16:56:31,606 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 62 [2021-07-09 16:56:32,742 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:56:33,012 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:56:33,340 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:56:33,578 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 16:56:33,844 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 16:56:34,155 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 16:56:34,525 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:56:34,940 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:35,243 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 16:56:35,652 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 16:56:36,049 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:56:36,522 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 16:56:37,100 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:37,551 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:56:37,938 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:56:38,291 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:56:38,719 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 16:56:39,109 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:56:39,486 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:56:39,650 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 86 [2021-07-09 16:56:40,016 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:56:40,551 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 153 [2021-07-09 16:56:40,944 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 142 [2021-07-09 16:56:42,062 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:56:42,062 INFO L93 Difference]: Finished difference Result 36001 states and 74390 transitions. [2021-07-09 16:56:42,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 136 states. [2021-07-09 16:56:42,063 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:56:42,063 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:56:42,130 INFO L225 Difference]: With dead ends: 36001 [2021-07-09 16:56:42,130 INFO L226 Difference]: Without dead ends: 36001 [2021-07-09 16:56:42,136 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 166 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8090 ImplicationChecksByTransitivity, 38973.5ms TimeCoverageRelationStatistics Valid=5566, Invalid=22490, Unknown=0, NotChecked=0, Total=28056 [2021-07-09 16:56:42,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36001 states. [2021-07-09 16:56:42,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36001 to 16201. [2021-07-09 16:56:42,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16201 states, 16191 states have (on average 2.0681860292755236) internal successors, (33486), 16200 states have internal predecessors, (33486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:56:42,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16201 states to 16201 states and 33486 transitions. [2021-07-09 16:56:42,619 INFO L78 Accepts]: Start accepts. Automaton has 16201 states and 33486 transitions. Word has length 122 [2021-07-09 16:56:42,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:56:42,619 INFO L482 AbstractCegarLoop]: Abstraction has 16201 states and 33486 transitions. [2021-07-09 16:56:42,619 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:56:42,619 INFO L276 IsEmpty]: Start isEmpty. Operand 16201 states and 33486 transitions. [2021-07-09 16:56:42,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:56:42,627 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:56:42,627 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:56:42,627 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-07-09 16:56:42,628 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:56:42,629 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:56:42,629 INFO L82 PathProgramCache]: Analyzing trace with hash -106435492, now seen corresponding path program 3 times [2021-07-09 16:56:42,629 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:56:42,629 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1366154015] [2021-07-09 16:56:42,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:56:42,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:56:43,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:56:43,937 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:56:43,937 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1366154015] [2021-07-09 16:56:43,937 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1366154015] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:56:43,937 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:56:43,937 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:56:43,937 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816635684] [2021-07-09 16:56:43,938 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:56:43,938 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:56:43,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:56:43,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:56:43,939 INFO L87 Difference]: Start difference. First operand 16201 states and 33486 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:56:44,615 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:56:44,790 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:56:44,985 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:56:45,127 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:56:45,287 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:56:45,470 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:56:45,680 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:56:45,923 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:56:46,175 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:56:46,439 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:56:46,731 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:56:47,054 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:56:47,429 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:56:47,829 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:56:48,062 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 16:56:48,297 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 16:56:48,611 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 16:56:48,809 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 16:56:49,036 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 16:56:49,290 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 16:56:49,694 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:56:49,981 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 16:56:50,399 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:56:50,738 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 16:56:51,116 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:56:51,392 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 16:56:51,806 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 140 [2021-07-09 16:56:52,125 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 16:56:52,602 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 16:56:53,143 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 16:56:53,622 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 157 [2021-07-09 16:56:54,371 WARN L205 SmtUtils]: Spent 463.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 173 [2021-07-09 16:56:54,559 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:56:54,912 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 16:56:55,376 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:56:55,759 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:56:56,085 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 16:56:56,560 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 166 [2021-07-09 16:56:56,931 WARN L205 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 16:56:57,280 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-09 16:56:57,461 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-09 16:56:57,816 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 16:56:58,376 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-09 16:56:58,738 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-09 16:56:59,234 WARN L205 SmtUtils]: Spent 389.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 162 [2021-07-09 16:56:59,429 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 93 [2021-07-09 16:57:00,644 WARN L205 SmtUtils]: Spent 400.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 165 [2021-07-09 16:57:00,830 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 96 [2021-07-09 16:57:03,261 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 160 [2021-07-09 16:57:03,459 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 91 [2021-07-09 16:57:04,034 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-09 16:57:05,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:57:05,056 INFO L93 Difference]: Finished difference Result 35433 states and 73234 transitions. [2021-07-09 16:57:05,056 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-09 16:57:05,057 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:57:05,057 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:57:05,111 INFO L225 Difference]: With dead ends: 35433 [2021-07-09 16:57:05,111 INFO L226 Difference]: Without dead ends: 35433 [2021-07-09 16:57:05,112 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2161 ImplicationChecksByTransitivity, 17293.2ms TimeCoverageRelationStatistics Valid=2245, Invalid=8057, Unknown=0, NotChecked=0, Total=10302 [2021-07-09 16:57:05,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35433 states. [2021-07-09 16:57:05,556 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35433 to 16233. [2021-07-09 16:57:05,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16233 states, 16223 states have (on average 2.0681748135363374) internal successors, (33552), 16232 states have internal predecessors, (33552), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:05,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16233 states to 16233 states and 33552 transitions. [2021-07-09 16:57:05,604 INFO L78 Accepts]: Start accepts. Automaton has 16233 states and 33552 transitions. Word has length 122 [2021-07-09 16:57:05,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:57:05,605 INFO L482 AbstractCegarLoop]: Abstraction has 16233 states and 33552 transitions. [2021-07-09 16:57:05,605 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 16233 states and 33552 transitions. [2021-07-09 16:57:05,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:57:05,613 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:57:05,613 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:57:05,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-07-09 16:57:05,614 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:57:05,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:57:05,614 INFO L82 PathProgramCache]: Analyzing trace with hash -675679766, now seen corresponding path program 4 times [2021-07-09 16:57:05,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:57:05,615 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085221027] [2021-07-09 16:57:05,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:57:05,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:57:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:57:06,260 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:57:06,260 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085221027] [2021-07-09 16:57:06,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085221027] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:57:06,260 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:57:06,260 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [28] imperfect sequences [] total 28 [2021-07-09 16:57:06,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809659941] [2021-07-09 16:57:06,261 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-07-09 16:57:06,261 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:57:06,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-07-09 16:57:06,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=676, Unknown=0, NotChecked=0, Total=756 [2021-07-09 16:57:06,262 INFO L87 Difference]: Start difference. First operand 16233 states and 33552 transitions. Second operand has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:08,320 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 69 [2021-07-09 16:57:08,462 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 62 [2021-07-09 16:57:08,716 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 122 DAG size of output: 71 [2021-07-09 16:57:08,955 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 76 [2021-07-09 16:57:09,208 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 73 [2021-07-09 16:57:09,672 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 82 [2021-07-09 16:57:09,797 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 84 [2021-07-09 16:57:09,945 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 78 [2021-07-09 16:57:10,083 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 117 DAG size of output: 84 [2021-07-09 16:57:10,221 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 86 [2021-07-09 16:57:10,359 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 88 [2021-07-09 16:57:10,512 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 121 DAG size of output: 88 [2021-07-09 16:57:10,665 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 90 [2021-07-09 16:57:10,809 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 89 [2021-07-09 16:57:10,955 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 80 [2021-07-09 16:57:11,081 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 74 [2021-07-09 16:57:11,286 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 92 [2021-07-09 16:57:11,443 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 91 [2021-07-09 16:57:11,606 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 86 [2021-07-09 16:57:11,778 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 93 [2021-07-09 16:57:11,925 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 76 [2021-07-09 16:57:12,102 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 90 [2021-07-09 16:57:12,288 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 88 [2021-07-09 16:57:12,483 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-09 16:57:12,679 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 92 [2021-07-09 16:57:12,887 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 95 [2021-07-09 16:57:13,102 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 96 [2021-07-09 16:57:13,351 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 97 [2021-07-09 16:57:15,843 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 75 [2021-07-09 16:57:16,011 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 77 [2021-07-09 16:57:17,122 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 64 [2021-07-09 16:57:17,550 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 73 [2021-07-09 16:57:19,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:57:19,586 INFO L93 Difference]: Finished difference Result 38921 states and 80225 transitions. [2021-07-09 16:57:19,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-07-09 16:57:19,587 INFO L78 Accepts]: Start accepts. Automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:57:19,587 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:57:19,652 INFO L225 Difference]: With dead ends: 38921 [2021-07-09 16:57:19,652 INFO L226 Difference]: Without dead ends: 38921 [2021-07-09 16:57:19,654 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 116 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4177 ImplicationChecksByTransitivity, 9544.5ms TimeCoverageRelationStatistics Valid=2740, Invalid=11066, Unknown=0, NotChecked=0, Total=13806 [2021-07-09 16:57:19,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38921 states. [2021-07-09 16:57:20,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38921 to 26172. [2021-07-09 16:57:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26172 states, 26162 states have (on average 2.0850852381316414) internal successors, (54550), 26171 states have internal predecessors, (54550), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:20,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26172 states to 26172 states and 54550 transitions. [2021-07-09 16:57:20,208 INFO L78 Accepts]: Start accepts. Automaton has 26172 states and 54550 transitions. Word has length 122 [2021-07-09 16:57:20,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:57:20,208 INFO L482 AbstractCegarLoop]: Abstraction has 26172 states and 54550 transitions. [2021-07-09 16:57:20,208 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 4.357142857142857) internal successors, (122), 28 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:20,208 INFO L276 IsEmpty]: Start isEmpty. Operand 26172 states and 54550 transitions. [2021-07-09 16:57:20,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:57:20,216 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:57:20,216 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:57:20,216 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-07-09 16:57:20,217 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:57:20,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:57:20,217 INFO L82 PathProgramCache]: Analyzing trace with hash 2105949926, now seen corresponding path program 5 times [2021-07-09 16:57:20,217 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:57:20,217 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1296095581] [2021-07-09 16:57:20,217 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:57:20,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:57:21,763 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:57:21,764 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:57:21,764 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1296095581] [2021-07-09 16:57:21,764 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1296095581] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:57:21,764 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:57:21,764 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:57:21,764 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615014389] [2021-07-09 16:57:21,764 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:57:21,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:57:21,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:57:21,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=1556, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:57:21,766 INFO L87 Difference]: Start difference. First operand 26172 states and 54550 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:22,657 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2021-07-09 16:57:23,172 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-09 16:57:23,335 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 93 [2021-07-09 16:57:23,526 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 102 DAG size of output: 99 [2021-07-09 16:57:23,729 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 99 [2021-07-09 16:57:23,940 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 104 [2021-07-09 16:57:24,156 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 96 [2021-07-09 16:57:24,345 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 91 [2021-07-09 16:57:24,497 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 87 [2021-07-09 16:57:24,680 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 92 [2021-07-09 16:57:25,071 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 66 [2021-07-09 16:57:25,227 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 68 [2021-07-09 16:57:25,401 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 70 [2021-07-09 16:57:25,553 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 77 [2021-07-09 16:57:25,786 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 112 DAG size of output: 79 [2021-07-09 16:57:25,983 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 72 [2021-07-09 16:57:26,167 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 81 [2021-07-09 16:57:26,364 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 90 [2021-07-09 16:57:26,568 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 92 [2021-07-09 16:57:26,784 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 83 [2021-07-09 16:57:27,009 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 94 [2021-07-09 16:57:27,250 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 85 [2021-07-09 16:57:27,476 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 96 [2021-07-09 16:57:27,721 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 96 [2021-07-09 16:57:27,958 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 96 [2021-07-09 16:57:28,225 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 98 [2021-07-09 16:57:28,460 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 92 [2021-07-09 16:57:28,731 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 98 [2021-07-09 16:57:28,934 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 94 [2021-07-09 16:57:29,144 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 96 [2021-07-09 16:57:29,369 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 93 [2021-07-09 16:57:29,601 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 95 [2021-07-09 16:57:29,833 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 102 [2021-07-09 16:57:30,142 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 100 [2021-07-09 16:57:30,401 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 97 [2021-07-09 16:57:30,655 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 104 [2021-07-09 16:57:30,945 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 106 [2021-07-09 16:57:31,271 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 102 [2021-07-09 16:57:31,514 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 95 [2021-07-09 16:57:31,815 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 99 [2021-07-09 16:57:32,092 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 97 [2021-07-09 16:57:32,403 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 108 [2021-07-09 16:57:32,741 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 101 [2021-07-09 16:57:33,113 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 110 [2021-07-09 16:57:33,973 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 88 [2021-07-09 16:57:34,192 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 96 [2021-07-09 16:57:34,462 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 90 [2021-07-09 16:57:34,702 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 98 [2021-07-09 16:57:35,433 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 100 [2021-07-09 16:57:36,109 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 102 [2021-07-09 16:57:36,514 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 104 [2021-07-09 16:57:38,246 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 92 [2021-07-09 16:57:38,461 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 94 [2021-07-09 16:57:38,710 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 93 [2021-07-09 16:57:38,872 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 86 [2021-07-09 16:57:39,057 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 88 [2021-07-09 16:57:39,271 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 90 [2021-07-09 16:57:39,534 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 95 [2021-07-09 16:57:39,925 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 97 [2021-07-09 16:57:40,139 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 92 [2021-07-09 16:57:40,421 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 93 [2021-07-09 16:57:41,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:57:41,533 INFO L93 Difference]: Finished difference Result 38250 states and 78921 transitions. [2021-07-09 16:57:41,542 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2021-07-09 16:57:41,542 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:57:41,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:57:41,601 INFO L225 Difference]: With dead ends: 38250 [2021-07-09 16:57:41,601 INFO L226 Difference]: Without dead ends: 38250 [2021-07-09 16:57:41,602 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4556 ImplicationChecksByTransitivity, 16603.4ms TimeCoverageRelationStatistics Valid=3225, Invalid=13805, Unknown=0, NotChecked=0, Total=17030 [2021-07-09 16:57:41,680 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 38250 states. [2021-07-09 16:57:42,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 38250 to 26218. [2021-07-09 16:57:42,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26218 states, 26208 states have (on average 2.0852029914529915) internal successors, (54649), 26217 states have internal predecessors, (54649), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:42,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26218 states to 26218 states and 54649 transitions. [2021-07-09 16:57:42,078 INFO L78 Accepts]: Start accepts. Automaton has 26218 states and 54649 transitions. Word has length 122 [2021-07-09 16:57:42,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:57:42,078 INFO L482 AbstractCegarLoop]: Abstraction has 26218 states and 54649 transitions. [2021-07-09 16:57:42,079 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:42,079 INFO L276 IsEmpty]: Start isEmpty. Operand 26218 states and 54649 transitions. [2021-07-09 16:57:42,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:57:42,086 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:57:42,086 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:57:42,086 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-07-09 16:57:42,086 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:57:42,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:57:42,087 INFO L82 PathProgramCache]: Analyzing trace with hash 807892394, now seen corresponding path program 6 times [2021-07-09 16:57:42,087 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:57:42,087 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431959819] [2021-07-09 16:57:42,087 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:57:42,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:57:44,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:57:44,061 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:57:44,061 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431959819] [2021-07-09 16:57:44,061 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431959819] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:57:44,061 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:57:44,061 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:57:44,062 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170411911] [2021-07-09 16:57:44,062 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:57:44,062 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:57:44,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:57:44,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:57:44,063 INFO L87 Difference]: Start difference. First operand 26218 states and 54649 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:57:44,765 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 16:57:44,946 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:57:45,261 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 16:57:45,421 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 16:57:45,602 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 16:57:45,810 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 16:57:46,030 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:57:46,269 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 16:57:46,533 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 16:57:46,794 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 16:57:47,089 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 16:57:47,336 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:57:47,610 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 16:57:47,808 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 16:57:48,023 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 16:57:48,314 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 16:57:48,588 WARN L205 SmtUtils]: Spent 228.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 16:57:48,888 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 16:57:49,245 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 16:57:49,615 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 16:57:49,832 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 16:57:50,039 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 16:57:50,277 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 16:57:50,456 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 16:57:50,678 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 16:57:50,912 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 16:57:51,355 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 16:57:51,613 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 16:57:52,019 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-07-09 16:57:52,331 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:57:52,686 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-07-09 16:57:52,944 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 16:57:53,279 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 16:57:53,637 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 16:57:54,120 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-07-09 16:57:54,577 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-09 16:57:54,883 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:57:55,478 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-07-09 16:57:55,948 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-07-09 16:57:56,356 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 16:57:56,863 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 148 [2021-07-09 16:57:57,194 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-07-09 16:57:57,631 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 139 [2021-07-09 16:57:57,946 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 16:57:58,262 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-07-09 16:57:58,719 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-09 16:57:59,055 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-09 16:57:59,509 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-07-09 16:57:59,986 WARN L205 SmtUtils]: Spent 416.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-07-09 16:58:00,313 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-07-09 16:58:00,774 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 141 [2021-07-09 16:58:01,381 WARN L205 SmtUtils]: Spent 507.00 ms on a formula simplification. DAG size of input: 243 DAG size of output: 154 [2021-07-09 16:58:01,950 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 16:58:02,211 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 16:58:02,543 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 16:58:02,896 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 16:58:03,256 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 16:58:03,721 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 16:58:04,870 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 157 [2021-07-09 16:58:05,197 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 16:58:05,724 WARN L205 SmtUtils]: Spent 413.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-09 16:58:06,093 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-07-09 16:58:06,665 WARN L205 SmtUtils]: Spent 455.00 ms on a formula simplification. DAG size of input: 250 DAG size of output: 161 [2021-07-09 16:58:07,130 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-09 16:58:10,077 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 16:58:10,512 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 135 [2021-07-09 16:58:11,006 WARN L205 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 16:58:11,436 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-09 16:58:11,878 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-07-09 16:58:12,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:58:12,939 INFO L93 Difference]: Finished difference Result 36082 states and 74512 transitions. [2021-07-09 16:58:12,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-07-09 16:58:12,940 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:58:12,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:58:12,993 INFO L225 Difference]: With dead ends: 36082 [2021-07-09 16:58:12,993 INFO L226 Difference]: Without dead ends: 36082 [2021-07-09 16:58:12,997 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3977 ImplicationChecksByTransitivity, 24453.8ms TimeCoverageRelationStatistics Valid=3024, Invalid=12978, Unknown=0, NotChecked=0, Total=16002 [2021-07-09 16:58:13,071 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36082 states. [2021-07-09 16:58:13,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36082 to 26325. [2021-07-09 16:58:13,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26325 states, 26315 states have (on average 2.0849705491164734) internal successors, (54866), 26324 states have internal predecessors, (54866), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:13,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26325 states to 26325 states and 54866 transitions. [2021-07-09 16:58:13,543 INFO L78 Accepts]: Start accepts. Automaton has 26325 states and 54866 transitions. Word has length 122 [2021-07-09 16:58:13,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:58:13,543 INFO L482 AbstractCegarLoop]: Abstraction has 26325 states and 54866 transitions. [2021-07-09 16:58:13,543 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:13,543 INFO L276 IsEmpty]: Start isEmpty. Operand 26325 states and 54866 transitions. [2021-07-09 16:58:13,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:58:13,550 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:58:13,551 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:58:13,551 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-07-09 16:58:13,551 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:58:13,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:58:13,551 INFO L82 PathProgramCache]: Analyzing trace with hash 1808874022, now seen corresponding path program 7 times [2021-07-09 16:58:13,552 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:58:13,552 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [667694295] [2021-07-09 16:58:13,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:58:13,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:58:15,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:58:15,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:58:15,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [667694295] [2021-07-09 16:58:15,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [667694295] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:58:15,161 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:58:15,161 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:58:15,161 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [308100192] [2021-07-09 16:58:15,161 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:58:15,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:58:15,162 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:58:15,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:58:15,162 INFO L87 Difference]: Start difference. First operand 26325 states and 54866 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:16,024 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 16:58:16,213 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:58:16,473 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 16:58:16,640 WARN L205 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 16:58:16,826 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 16:58:17,043 WARN L205 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 16:58:17,273 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:58:17,523 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 16:58:17,819 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-09 16:58:18,084 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 16:58:18,380 WARN L205 SmtUtils]: Spent 241.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 16:58:18,630 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:58:18,906 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 16:58:19,176 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 16:58:19,401 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 16:58:19,645 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 16:58:19,918 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 16:58:20,221 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 16:58:20,583 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 16:58:20,961 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 16:58:21,215 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 16:58:21,425 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 16:58:21,667 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 16:58:21,847 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 16:58:22,061 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 16:58:22,297 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 16:58:22,700 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-09 16:58:22,963 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 16:58:23,367 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 129 [2021-07-09 16:58:23,686 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:58:24,033 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-09 16:58:24,292 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 16:58:24,634 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-09 16:58:25,054 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 16:58:25,519 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-07-09 16:58:25,959 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-09 16:58:26,265 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 16:58:26,820 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-09 16:58:27,237 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-07-09 16:58:27,658 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 16:58:28,064 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-07-09 16:58:28,384 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 121 [2021-07-09 16:58:28,773 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 134 [2021-07-09 16:58:29,081 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 16:58:29,385 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 16:58:29,814 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 147 [2021-07-09 16:58:30,184 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-09 16:58:30,557 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 115 [2021-07-09 16:58:30,955 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-09 16:58:31,468 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:58:31,786 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 16:58:32,164 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-07-09 16:58:32,556 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 141 [2021-07-09 16:58:33,111 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-09 16:58:34,962 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:58:35,377 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:58:35,861 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 142 [2021-07-09 16:58:39,289 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 16:58:39,664 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 16:58:40,098 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 16:58:40,497 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 16:58:41,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:58:41,788 INFO L93 Difference]: Finished difference Result 35687 states and 73705 transitions. [2021-07-09 16:58:41,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 81 states. [2021-07-09 16:58:41,789 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:58:41,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:58:41,842 INFO L225 Difference]: With dead ends: 35687 [2021-07-09 16:58:41,842 INFO L226 Difference]: Without dead ends: 35687 [2021-07-09 16:58:41,843 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 118 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3183 ImplicationChecksByTransitivity, 20887.5ms TimeCoverageRelationStatistics Valid=2785, Invalid=11495, Unknown=0, NotChecked=0, Total=14280 [2021-07-09 16:58:41,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35687 states. [2021-07-09 16:58:42,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35687 to 26294. [2021-07-09 16:58:42,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26294 states, 26284 states have (on average 2.0850327195251865) internal successors, (54803), 26293 states have internal predecessors, (54803), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:42,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26294 states to 26294 states and 54803 transitions. [2021-07-09 16:58:42,348 INFO L78 Accepts]: Start accepts. Automaton has 26294 states and 54803 transitions. Word has length 122 [2021-07-09 16:58:42,348 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:58:42,348 INFO L482 AbstractCegarLoop]: Abstraction has 26294 states and 54803 transitions. [2021-07-09 16:58:42,348 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:42,348 INFO L276 IsEmpty]: Start isEmpty. Operand 26294 states and 54803 transitions. [2021-07-09 16:58:42,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:58:42,356 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:58:42,356 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:58:42,357 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-07-09 16:58:42,357 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:58:42,357 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:58:42,357 INFO L82 PathProgramCache]: Analyzing trace with hash -651221718, now seen corresponding path program 8 times [2021-07-09 16:58:42,358 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:58:42,358 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [468906477] [2021-07-09 16:58:42,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:58:42,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:58:44,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:58:44,243 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:58:44,243 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [468906477] [2021-07-09 16:58:44,243 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [468906477] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:58:44,243 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:58:44,243 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 16:58:44,243 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345666115] [2021-07-09 16:58:44,244 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 16:58:44,244 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:58:44,244 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 16:58:44,244 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 16:58:44,245 INFO L87 Difference]: Start difference. First operand 26294 states and 54803 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:58:44,970 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 16:58:45,151 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 16:58:45,397 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 16:58:45,556 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 16:58:45,733 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 16:58:45,940 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 16:58:46,161 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:58:46,401 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 16:58:46,667 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 16:58:46,932 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 16:58:47,229 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 16:58:47,557 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 16:58:47,827 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 16:58:48,024 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 16:58:48,237 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 16:58:48,503 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 16:58:48,780 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 16:58:49,080 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 16:58:49,434 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 16:58:49,797 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 16:58:50,007 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 16:58:50,211 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 16:58:50,447 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 16:58:50,624 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 16:58:50,834 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 16:58:51,076 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 16:58:51,467 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 16:58:51,726 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 16:58:52,132 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 132 [2021-07-09 16:58:52,443 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:58:52,798 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 125 [2021-07-09 16:58:53,054 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 16:58:53,429 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 16:58:53,782 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 16:58:54,260 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 142 [2021-07-09 16:58:54,718 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-09 16:58:55,022 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 16:58:55,597 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 152 [2021-07-09 16:58:56,059 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 145 [2021-07-09 16:58:56,562 WARN L205 SmtUtils]: Spent 412.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 152 [2021-07-09 16:58:57,042 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 16:58:57,576 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 146 [2021-07-09 16:58:57,907 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 124 [2021-07-09 16:58:58,332 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-07-09 16:58:58,652 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 16:58:59,017 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 117 [2021-07-09 16:58:59,467 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-07-09 16:58:59,888 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-07-09 16:59:00,225 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-09 16:59:00,653 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-09 16:59:01,215 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-09 16:59:01,543 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 112 [2021-07-09 16:59:01,958 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 16:59:02,383 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-07-09 16:59:02,953 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 143 [2021-07-09 16:59:03,558 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 16:59:03,826 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 16:59:04,110 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 16:59:04,516 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 16:59:04,870 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 16:59:05,287 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 16:59:06,364 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 150 [2021-07-09 16:59:06,691 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 16:59:07,165 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-09 16:59:07,537 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 126 [2021-07-09 16:59:08,043 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-09 16:59:08,408 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 119 [2021-07-09 16:59:11,176 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 141 [2021-07-09 16:59:11,592 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-09 16:59:12,059 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 141 [2021-07-09 16:59:12,486 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-09 16:59:12,923 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 132 [2021-07-09 16:59:13,402 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 139 [2021-07-09 16:59:14,455 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 16:59:14,455 INFO L93 Difference]: Finished difference Result 35694 states and 73718 transitions. [2021-07-09 16:59:14,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-09 16:59:14,456 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 16:59:14,456 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 16:59:14,508 INFO L225 Difference]: With dead ends: 35694 [2021-07-09 16:59:14,509 INFO L226 Difference]: Without dead ends: 35694 [2021-07-09 16:59:14,510 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4627 ImplicationChecksByTransitivity, 26034.9ms TimeCoverageRelationStatistics Valid=3362, Invalid=14728, Unknown=0, NotChecked=0, Total=18090 [2021-07-09 16:59:14,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35694 states. [2021-07-09 16:59:14,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35694 to 26288. [2021-07-09 16:59:14,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:14,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-07-09 16:59:14,941 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-07-09 16:59:14,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 16:59:14,941 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-07-09 16:59:14,941 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:14,941 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-07-09 16:59:14,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 16:59:14,947 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 16:59:14,947 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 16:59:14,947 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-07-09 16:59:14,947 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 16:59:14,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 16:59:14,947 INFO L82 PathProgramCache]: Analyzing trace with hash -1114706582, now seen corresponding path program 9 times [2021-07-09 16:59:14,948 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 16:59:14,948 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [968470294] [2021-07-09 16:59:14,948 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 16:59:14,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 16:59:16,224 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 16:59:16,224 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 16:59:16,224 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [968470294] [2021-07-09 16:59:16,224 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [968470294] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 16:59:16,224 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 16:59:16,224 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 16:59:16,225 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888981965] [2021-07-09 16:59:16,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 16:59:16,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 16:59:16,228 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 16:59:16,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=127, Invalid=1133, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 16:59:16,229 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 16:59:16,888 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:59:17,061 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 16:59:17,254 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 16:59:17,397 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 16:59:17,555 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 16:59:17,737 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 16:59:17,942 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 16:59:18,183 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 16:59:18,459 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 16:59:18,735 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 16:59:19,025 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 16:59:19,348 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 16:59:19,595 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 16:59:19,872 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 16:59:20,236 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 16:59:20,541 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 16:59:20,824 WARN L205 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 16:59:21,173 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 16:59:21,547 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 16:59:21,884 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 16:59:22,209 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 16:59:22,599 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 16:59:22,849 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 16:59:23,207 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 16:59:23,474 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 16:59:23,779 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 16:59:24,003 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:59:24,390 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 16:59:24,792 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 16:59:25,042 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:59:25,269 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 16:59:25,547 WARN L205 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:59:25,803 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 16:59:26,217 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 16:59:26,582 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 16:59:26,871 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 16:59:27,305 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 16:59:27,709 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 16:59:28,084 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 16:59:28,463 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 16:59:28,770 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:59:29,105 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 16:59:29,454 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:59:29,897 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 16:59:30,266 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 16:59:30,623 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 16:59:31,155 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 16:59:31,576 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 16:59:32,178 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-09 16:59:32,579 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 16:59:32,951 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:59:33,432 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:59:33,853 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 16:59:34,226 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 16:59:34,836 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 16:59:35,305 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 16:59:35,773 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-09 16:59:36,281 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 16:59:36,791 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-09 16:59:37,351 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:59:37,523 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 57 [2021-07-09 16:59:37,936 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:59:38,395 WARN L205 SmtUtils]: Spent 404.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 16:59:38,798 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-09 16:59:39,162 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:59:39,533 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 16:59:39,975 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 16:59:40,364 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:59:40,737 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 16:59:41,116 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:59:41,546 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:59:42,084 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 16:59:42,480 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:59:42,850 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:59:43,304 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:59:43,699 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:59:44,174 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:59:44,609 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 16:59:45,207 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 16:59:45,491 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 16:59:45,839 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 16:59:46,332 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 16:59:46,782 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:59:47,275 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 16:59:48,148 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 16:59:48,681 WARN L205 SmtUtils]: Spent 419.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 16:59:49,097 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 149 [2021-07-09 16:59:49,528 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:59:49,941 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 16:59:50,407 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-09 16:59:52,334 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 16:59:52,619 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 16:59:52,930 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 16:59:53,146 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 16:59:53,399 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 16:59:53,720 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 16:59:54,092 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 16:59:54,592 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 16:59:54,896 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 16:59:55,291 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 16:59:55,676 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 16:59:56,338 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 16:59:56,917 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 16:59:57,318 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 16:59:57,720 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 16:59:58,115 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 16:59:58,498 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 16:59:58,853 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 16:59:59,273 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 16:59:59,678 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:00:00,121 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:00:00,527 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:00:00,927 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:00:01,360 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:00:02,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:00:02,283 INFO L93 Difference]: Finished difference Result 36564 states and 75489 transitions. [2021-07-09 17:00:02,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 141 states. [2021-07-09 17:00:02,284 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:00:02,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:00:02,348 INFO L225 Difference]: With dead ends: 36564 [2021-07-09 17:00:02,349 INFO L226 Difference]: Without dead ends: 36564 [2021-07-09 17:00:02,350 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 176 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 171 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8711 ImplicationChecksByTransitivity, 41263.6ms TimeCoverageRelationStatistics Valid=5989, Invalid=23767, Unknown=0, NotChecked=0, Total=29756 [2021-07-09 17:00:02,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36564 states. [2021-07-09 17:00:02,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36564 to 26291. [2021-07-09 17:00:02,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26291 states, 26281 states have (on average 2.0850424260872873) internal successors, (54797), 26290 states have internal predecessors, (54797), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:02,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26291 states to 26291 states and 54797 transitions. [2021-07-09 17:00:02,829 INFO L78 Accepts]: Start accepts. Automaton has 26291 states and 54797 transitions. Word has length 122 [2021-07-09 17:00:02,829 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:00:02,829 INFO L482 AbstractCegarLoop]: Abstraction has 26291 states and 54797 transitions. [2021-07-09 17:00:02,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:02,829 INFO L276 IsEmpty]: Start isEmpty. Operand 26291 states and 54797 transitions. [2021-07-09 17:00:02,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:00:02,835 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:00:02,835 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:00:02,835 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-07-09 17:00:02,835 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:00:02,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:00:02,836 INFO L82 PathProgramCache]: Analyzing trace with hash -1255983104, now seen corresponding path program 10 times [2021-07-09 17:00:02,836 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:00:02,836 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2071698470] [2021-07-09 17:00:02,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:00:02,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:00:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:00:04,202 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:00:04,202 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2071698470] [2021-07-09 17:00:04,202 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2071698470] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:00:04,202 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:00:04,202 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:00:04,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31920480] [2021-07-09 17:00:04,203 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:00:04,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:00:04,203 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:00:04,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:00:04,204 INFO L87 Difference]: Start difference. First operand 26291 states and 54797 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:04,888 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 17:00:05,070 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:00:05,300 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:00:05,562 WARN L205 SmtUtils]: Spent 203.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:00:05,890 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:00:06,103 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:00:06,348 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:00:06,628 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:00:06,945 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:00:07,275 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:00:07,618 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:00:08,012 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:00:08,442 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:00:08,964 WARN L205 SmtUtils]: Spent 441.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:00:09,498 WARN L205 SmtUtils]: Spent 442.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:00:09,821 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:00:10,133 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:00:10,484 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:00:10,744 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:00:11,052 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:00:11,388 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:00:11,936 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:00:12,307 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:00:12,886 WARN L205 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:00:13,349 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:00:13,726 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 17:00:14,002 WARN L205 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:00:14,339 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:00:14,733 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:00:15,209 WARN L205 SmtUtils]: Spent 372.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:00:15,761 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 141 [2021-07-09 17:00:16,087 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:00:16,568 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:00:17,174 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:00:17,620 WARN L205 SmtUtils]: Spent 369.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 147 [2021-07-09 17:00:18,111 WARN L205 SmtUtils]: Spent 396.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 160 [2021-07-09 17:00:18,603 WARN L205 SmtUtils]: Spent 431.00 ms on a formula simplification. DAG size of input: 246 DAG size of output: 170 [2021-07-09 17:00:19,187 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:00:19,701 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:00:20,082 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:00:20,496 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 145 [2021-07-09 17:00:20,839 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 17:00:21,187 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:00:21,625 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 17:00:22,090 WARN L205 SmtUtils]: Spent 394.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 163 [2021-07-09 17:00:22,482 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:00:22,839 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 130 [2021-07-09 17:00:23,242 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:00:23,812 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:00:24,158 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:00:24,595 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 17:00:24,993 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:00:25,517 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 17:00:25,960 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 154 [2021-07-09 17:00:26,420 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 159 [2021-07-09 17:00:27,481 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-09 17:00:28,071 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:00:28,486 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:00:28,953 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 157 [2021-07-09 17:00:29,513 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 236 DAG size of output: 162 [2021-07-09 17:00:32,548 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:00:32,940 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:00:33,392 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:00:33,859 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 17:00:34,246 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:00:34,663 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:00:35,126 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:00:35,579 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 160 [2021-07-09 17:00:36,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:00:36,690 INFO L93 Difference]: Finished difference Result 36247 states and 74842 transitions. [2021-07-09 17:00:36,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-07-09 17:00:36,690 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:00:36,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:00:36,747 INFO L225 Difference]: With dead ends: 36247 [2021-07-09 17:00:36,748 INFO L226 Difference]: Without dead ends: 36247 [2021-07-09 17:00:36,748 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 120 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3414 ImplicationChecksByTransitivity, 27673.2ms TimeCoverageRelationStatistics Valid=3287, Invalid=11475, Unknown=0, NotChecked=0, Total=14762 [2021-07-09 17:00:36,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36247 states. [2021-07-09 17:00:37,128 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36247 to 26288. [2021-07-09 17:00:37,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26288 states, 26278 states have (on average 2.085052134865667) internal successors, (54791), 26287 states have internal predecessors, (54791), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:37,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26288 states to 26288 states and 54791 transitions. [2021-07-09 17:00:37,206 INFO L78 Accepts]: Start accepts. Automaton has 26288 states and 54791 transitions. Word has length 122 [2021-07-09 17:00:37,206 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:00:37,206 INFO L482 AbstractCegarLoop]: Abstraction has 26288 states and 54791 transitions. [2021-07-09 17:00:37,206 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:37,206 INFO L276 IsEmpty]: Start isEmpty. Operand 26288 states and 54791 transitions. [2021-07-09 17:00:37,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:00:37,211 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:00:37,211 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:00:37,211 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-07-09 17:00:37,211 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:00:37,212 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:00:37,212 INFO L82 PathProgramCache]: Analyzing trace with hash 53182638, now seen corresponding path program 11 times [2021-07-09 17:00:37,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:00:37,212 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2109390514] [2021-07-09 17:00:37,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:00:37,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:00:39,023 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:00:39,023 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:00:39,023 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2109390514] [2021-07-09 17:00:39,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2109390514] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:00:39,023 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:00:39,024 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:00:39,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894197183] [2021-07-09 17:00:39,024 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:00:39,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:00:39,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:00:39,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:00:39,025 INFO L87 Difference]: Start difference. First operand 26288 states and 54791 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:00:39,765 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:00:39,945 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:00:40,201 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:00:40,377 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:00:40,567 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:00:40,775 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:00:40,998 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:00:41,239 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:00:41,586 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 17:00:41,850 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:00:42,145 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:00:42,405 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:00:42,679 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:00:42,881 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:00:43,097 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:00:43,355 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:00:43,634 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:00:43,936 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:00:44,298 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:00:44,675 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:00:44,899 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:00:45,110 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:00:45,351 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:00:45,532 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:00:45,746 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:00:45,981 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:00:46,384 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 17:00:46,655 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:00:47,016 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:00:47,327 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:00:47,667 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:00:48,116 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-09 17:00:48,420 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:00:48,878 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:00:49,383 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-09 17:00:49,825 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-09 17:00:50,340 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:00:50,653 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 17:00:51,026 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-09 17:00:51,437 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:00:51,749 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:00:52,234 WARN L205 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 140 [2021-07-09 17:00:52,577 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-09 17:00:53,101 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-09 17:00:53,462 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-09 17:00:53,834 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-09 17:00:54,296 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:00:54,883 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:00:55,155 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:00:55,442 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:00:55,816 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:00:56,185 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:00:56,624 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:00:57,018 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 17:00:57,730 WARN L205 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 233 DAG size of output: 147 [2021-07-09 17:00:58,304 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-09 17:00:58,717 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:00:59,116 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-09 17:00:59,443 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:00:59,827 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-07-09 17:01:00,380 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-07-09 17:01:03,795 WARN L205 SmtUtils]: Spent 409.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 134 [2021-07-09 17:01:04,257 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-07-09 17:01:04,753 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:01:05,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:01:05,772 INFO L93 Difference]: Finished difference Result 36788 states and 75941 transitions. [2021-07-09 17:01:05,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 17:01:05,772 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:01:05,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:01:05,827 INFO L225 Difference]: With dead ends: 36788 [2021-07-09 17:01:05,827 INFO L226 Difference]: Without dead ends: 36788 [2021-07-09 17:01:05,828 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3530 ImplicationChecksByTransitivity, 21761.8ms TimeCoverageRelationStatistics Valid=2712, Invalid=11808, Unknown=0, NotChecked=0, Total=14520 [2021-07-09 17:01:05,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36788 states. [2021-07-09 17:01:06,224 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36788 to 26409. [2021-07-09 17:01:06,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26409 states, 26399 states have (on average 2.084813818705254) internal successors, (55037), 26408 states have internal predecessors, (55037), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:06,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26409 states to 26409 states and 55037 transitions. [2021-07-09 17:01:06,300 INFO L78 Accepts]: Start accepts. Automaton has 26409 states and 55037 transitions. Word has length 122 [2021-07-09 17:01:06,300 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:01:06,300 INFO L482 AbstractCegarLoop]: Abstraction has 26409 states and 55037 transitions. [2021-07-09 17:01:06,300 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:06,300 INFO L276 IsEmpty]: Start isEmpty. Operand 26409 states and 55037 transitions. [2021-07-09 17:01:06,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:01:06,305 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:01:06,305 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:01:06,306 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-07-09 17:01:06,306 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:01:06,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:01:06,306 INFO L82 PathProgramCache]: Analyzing trace with hash -898245356, now seen corresponding path program 12 times [2021-07-09 17:01:06,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:01:06,307 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708080895] [2021-07-09 17:01:06,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:01:06,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:01:08,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:01:08,096 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:01:08,096 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708080895] [2021-07-09 17:01:08,096 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1708080895] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:01:08,096 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:01:08,096 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:01:08,096 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593973212] [2021-07-09 17:01:08,097 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:01:08,097 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:01:08,097 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:01:08,097 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:01:08,098 INFO L87 Difference]: Start difference. First operand 26409 states and 55037 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:08,876 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:01:09,061 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:01:09,321 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:01:09,489 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:01:09,671 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:01:09,957 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:01:10,185 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:01:10,432 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:01:10,702 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 17:01:10,968 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:01:11,265 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:01:11,515 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:01:11,789 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:01:12,002 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:01:12,217 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:01:12,462 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:01:12,735 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:01:13,039 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:01:13,400 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:01:13,775 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:01:13,998 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:01:14,209 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:01:14,452 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:01:14,633 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:01:14,848 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:01:15,085 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:01:15,483 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 17:01:15,789 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:01:16,142 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:01:16,407 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:01:16,744 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:01:17,195 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-09 17:01:17,500 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:01:17,959 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:01:18,449 WARN L205 SmtUtils]: Spent 380.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-09 17:01:19,006 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-09 17:01:19,555 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:01:19,868 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 17:01:20,320 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-09 17:01:20,660 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-09 17:01:21,068 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:01:21,476 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-09 17:01:21,786 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:01:22,244 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 137 [2021-07-09 17:01:22,676 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-09 17:01:23,029 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-09 17:01:23,505 WARN L205 SmtUtils]: Spent 418.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-09 17:01:23,879 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-07-09 17:01:24,240 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-09 17:01:24,651 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-07-09 17:01:25,178 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-09 17:01:25,775 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:01:26,048 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:01:26,342 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:01:26,720 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:01:27,136 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:01:27,575 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:01:27,947 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 17:01:28,641 WARN L205 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 144 [2021-07-09 17:01:29,238 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-09 17:01:29,584 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:01:29,986 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-09 17:01:30,314 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:01:30,742 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-07-09 17:01:31,325 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-07-09 17:01:32,696 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 66 [2021-07-09 17:01:34,803 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 133 [2021-07-09 17:01:35,291 WARN L205 SmtUtils]: Spent 386.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-09 17:01:35,681 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-09 17:01:36,087 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:01:36,520 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:01:37,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:01:37,714 INFO L93 Difference]: Finished difference Result 37026 states and 76426 transitions. [2021-07-09 17:01:37,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 88 states. [2021-07-09 17:01:37,715 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:01:37,715 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:01:37,771 INFO L225 Difference]: With dead ends: 37026 [2021-07-09 17:01:37,772 INFO L226 Difference]: Without dead ends: 37026 [2021-07-09 17:01:37,773 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 125 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3901 ImplicationChecksByTransitivity, 24264.9ms TimeCoverageRelationStatistics Valid=2980, Invalid=13022, Unknown=0, NotChecked=0, Total=16002 [2021-07-09 17:01:37,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37026 states. [2021-07-09 17:01:38,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37026 to 26415. [2021-07-09 17:01:38,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26415 states, 26405 states have (on average 2.084794546487408) internal successors, (55049), 26414 states have internal predecessors, (55049), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:38,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26415 states to 26415 states and 55049 transitions. [2021-07-09 17:01:38,330 INFO L78 Accepts]: Start accepts. Automaton has 26415 states and 55049 transitions. Word has length 122 [2021-07-09 17:01:38,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:01:38,330 INFO L482 AbstractCegarLoop]: Abstraction has 26415 states and 55049 transitions. [2021-07-09 17:01:38,330 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:38,330 INFO L276 IsEmpty]: Start isEmpty. Operand 26415 states and 55049 transitions. [2021-07-09 17:01:38,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:01:38,335 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:01:38,335 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:01:38,335 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-07-09 17:01:38,335 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:01:38,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:01:38,336 INFO L82 PathProgramCache]: Analyzing trace with hash 1327827878, now seen corresponding path program 13 times [2021-07-09 17:01:38,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:01:38,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [517663064] [2021-07-09 17:01:38,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:01:38,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:01:40,000 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:01:40,000 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:01:40,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [517663064] [2021-07-09 17:01:40,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [517663064] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:01:40,000 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:01:40,000 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:01:40,001 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1973626682] [2021-07-09 17:01:40,001 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:01:40,001 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:01:40,001 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:01:40,002 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=1573, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:01:40,002 INFO L87 Difference]: Start difference. First operand 26415 states and 55049 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:01:40,809 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:01:40,999 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:01:41,262 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:01:41,428 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:01:41,616 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:01:41,838 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 17:01:42,073 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:01:42,325 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 17:01:42,612 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 17:01:42,879 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 17:01:43,176 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 17:01:43,430 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:01:43,709 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 17:01:44,015 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 17:01:44,239 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 17:01:44,484 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:01:44,756 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:01:45,060 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 17:01:45,421 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 17:01:45,801 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 17:01:46,031 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 17:01:46,247 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 17:01:46,494 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 17:01:46,726 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:01:46,940 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:01:47,180 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:01:47,581 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-07-09 17:01:47,849 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 17:01:48,285 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 17:01:48,639 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:01:48,983 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-09 17:01:49,420 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-07-09 17:01:49,729 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 17:01:50,246 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 17:01:50,700 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-07-09 17:01:51,219 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-07-09 17:01:51,707 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:01:52,027 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-09 17:01:52,469 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 17:01:52,818 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:01:53,189 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-09 17:01:53,525 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-07-09 17:01:53,832 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 17:01:54,245 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 130 [2021-07-09 17:01:54,623 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-09 17:01:55,131 WARN L205 SmtUtils]: Spent 451.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:01:55,552 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:01:56,010 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:01:56,350 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-09 17:01:56,813 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-09 17:01:57,164 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-07-09 17:01:57,542 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:01:58,073 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-07-09 17:01:59,829 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 133 [2021-07-09 17:02:00,290 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:02:00,662 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:02:01,016 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-09 17:02:01,545 WARN L205 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-07-09 17:02:04,991 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:02:05,366 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:02:05,733 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:02:06,139 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-09 17:02:07,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:02:07,292 INFO L93 Difference]: Finished difference Result 36153 states and 74648 transitions. [2021-07-09 17:02:07,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2021-07-09 17:02:07,292 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:02:07,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:02:07,349 INFO L225 Difference]: With dead ends: 36153 [2021-07-09 17:02:07,349 INFO L226 Difference]: Without dead ends: 36153 [2021-07-09 17:02:07,350 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 124 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 119 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3283 ImplicationChecksByTransitivity, 21654.8ms TimeCoverageRelationStatistics Valid=2793, Invalid=11727, Unknown=0, NotChecked=0, Total=14520 [2021-07-09 17:02:07,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36153 states. [2021-07-09 17:02:07,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36153 to 26326. [2021-07-09 17:02:07,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26326 states, 26316 states have (on average 2.084967320261438) internal successors, (54868), 26325 states have internal predecessors, (54868), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:07,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26326 states to 26326 states and 54868 transitions. [2021-07-09 17:02:07,864 INFO L78 Accepts]: Start accepts. Automaton has 26326 states and 54868 transitions. Word has length 122 [2021-07-09 17:02:07,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:02:07,864 INFO L482 AbstractCegarLoop]: Abstraction has 26326 states and 54868 transitions. [2021-07-09 17:02:07,864 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:07,864 INFO L276 IsEmpty]: Start isEmpty. Operand 26326 states and 54868 transitions. [2021-07-09 17:02:07,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:02:07,869 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:02:07,869 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:02:07,869 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-07-09 17:02:07,869 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:02:07,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:02:07,870 INFO L82 PathProgramCache]: Analyzing trace with hash 306948138, now seen corresponding path program 14 times [2021-07-09 17:02:07,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:02:07,870 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [843033358] [2021-07-09 17:02:07,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:02:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:02:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:02:09,615 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:02:09,615 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [843033358] [2021-07-09 17:02:09,615 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [843033358] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:02:09,615 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:02:09,615 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:02:09,615 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [577437766] [2021-07-09 17:02:09,615 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:02:09,615 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:02:09,616 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:02:09,616 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1565, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:02:09,616 INFO L87 Difference]: Start difference. First operand 26326 states and 54868 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:10,345 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:02:10,536 WARN L205 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:02:10,781 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:02:10,941 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:02:11,120 WARN L205 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:02:11,329 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:02:11,550 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:02:11,791 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:02:12,057 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 17:02:12,341 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:02:12,638 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:02:12,955 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:02:13,231 WARN L205 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:02:13,430 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:02:13,645 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:02:13,888 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:02:14,160 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:02:14,463 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:02:14,825 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:02:15,218 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:02:15,443 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:02:15,652 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:02:15,894 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:02:16,073 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:02:16,287 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:02:16,525 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:02:16,927 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 17:02:17,189 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:02:17,551 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:02:17,814 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:02:18,157 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:02:18,655 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-09 17:02:18,971 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:02:19,423 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:02:19,908 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 223 DAG size of output: 142 [2021-07-09 17:02:20,428 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-09 17:02:20,807 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-09 17:02:21,196 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-09 17:02:21,694 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-09 17:02:22,017 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 17:02:22,450 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 142 [2021-07-09 17:02:22,896 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 17:02:23,237 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-09 17:02:23,622 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 129 [2021-07-09 17:02:24,023 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 125 [2021-07-09 17:02:24,383 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 129 [2021-07-09 17:02:24,691 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:02:25,131 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-09 17:02:25,578 WARN L205 SmtUtils]: Spent 381.00 ms on a formula simplification. DAG size of input: 226 DAG size of output: 143 [2021-07-09 17:02:25,918 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-09 17:02:26,276 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:02:26,769 WARN L205 SmtUtils]: Spent 433.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 150 [2021-07-09 17:02:27,127 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 195 DAG size of output: 124 [2021-07-09 17:02:27,597 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 131 [2021-07-09 17:02:28,105 WARN L205 SmtUtils]: Spent 390.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-09 17:02:28,698 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:02:28,977 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:02:29,274 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:02:29,695 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:02:30,098 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:02:30,543 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:02:30,940 WARN L205 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 17:02:31,469 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 136 [2021-07-09 17:02:32,063 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-07-09 17:02:32,621 WARN L205 SmtUtils]: Spent 446.00 ms on a formula simplification. DAG size of input: 249 DAG size of output: 157 [2021-07-09 17:02:32,946 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:02:33,327 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:02:33,692 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 127 [2021-07-09 17:02:34,140 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 138 [2021-07-09 17:02:34,724 WARN L205 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 151 [2021-07-09 17:02:38,114 WARN L205 SmtUtils]: Spent 384.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 144 [2021-07-09 17:02:38,505 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 125 [2021-07-09 17:02:38,954 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:02:40,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:02:40,089 INFO L93 Difference]: Finished difference Result 37208 states and 76794 transitions. [2021-07-09 17:02:40,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 91 states. [2021-07-09 17:02:40,090 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:02:40,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:02:40,166 INFO L225 Difference]: With dead ends: 37208 [2021-07-09 17:02:40,167 INFO L226 Difference]: Without dead ends: 37208 [2021-07-09 17:02:40,168 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 128 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4194 ImplicationChecksByTransitivity, 25084.4ms TimeCoverageRelationStatistics Valid=3171, Invalid=13599, Unknown=0, NotChecked=0, Total=16770 [2021-07-09 17:02:40,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37208 states. [2021-07-09 17:02:40,697 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37208 to 26421. [2021-07-09 17:02:40,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26421 states, 26411 states have (on average 2.084775283026012) internal successors, (55061), 26420 states have internal predecessors, (55061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:40,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26421 states to 26421 states and 55061 transitions. [2021-07-09 17:02:40,774 INFO L78 Accepts]: Start accepts. Automaton has 26421 states and 55061 transitions. Word has length 122 [2021-07-09 17:02:40,774 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:02:40,775 INFO L482 AbstractCegarLoop]: Abstraction has 26421 states and 55061 transitions. [2021-07-09 17:02:40,775 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:40,775 INFO L276 IsEmpty]: Start isEmpty. Operand 26421 states and 55061 transitions. [2021-07-09 17:02:40,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:02:40,780 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:02:40,780 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:02:40,780 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-07-09 17:02:40,780 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:02:40,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:02:40,781 INFO L82 PathProgramCache]: Analyzing trace with hash -1761945924, now seen corresponding path program 15 times [2021-07-09 17:02:40,781 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:02:40,781 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492359979] [2021-07-09 17:02:40,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:02:40,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:02:42,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:02:42,308 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:02:42,308 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492359979] [2021-07-09 17:02:42,309 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492359979] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:02:42,309 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:02:42,309 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:02:42,309 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97903257] [2021-07-09 17:02:42,309 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:02:42,309 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:02:42,310 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:02:42,310 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=148, Invalid=1574, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:02:42,310 INFO L87 Difference]: Start difference. First operand 26421 states and 55061 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:02:43,142 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:02:43,332 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:02:43,588 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:02:43,753 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:02:43,939 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:02:44,158 WARN L205 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 101 [2021-07-09 17:02:44,392 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:02:44,644 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 111 [2021-07-09 17:02:44,928 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 117 [2021-07-09 17:02:45,195 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 113 [2021-07-09 17:02:45,491 WARN L205 SmtUtils]: Spent 242.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 116 [2021-07-09 17:02:45,742 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 105 [2021-07-09 17:02:46,019 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 109 [2021-07-09 17:02:46,219 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 90 [2021-07-09 17:02:46,497 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 94 [2021-07-09 17:02:46,742 WARN L205 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:02:47,013 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:02:47,317 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 103 [2021-07-09 17:02:47,677 WARN L205 SmtUtils]: Spent 285.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 111 [2021-07-09 17:02:48,059 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 112 [2021-07-09 17:02:48,289 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 88 [2021-07-09 17:02:48,503 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 92 [2021-07-09 17:02:48,750 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 95 [2021-07-09 17:02:48,928 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:02:49,140 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:02:49,375 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:02:49,784 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 118 [2021-07-09 17:02:50,050 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 99 [2021-07-09 17:02:50,443 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 176 DAG size of output: 107 [2021-07-09 17:02:50,704 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:02:51,040 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-09 17:02:51,469 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 126 [2021-07-09 17:02:51,778 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 108 [2021-07-09 17:02:52,278 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 17:02:52,722 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 134 [2021-07-09 17:02:53,184 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-09 17:02:53,553 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 117 [2021-07-09 17:02:53,909 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 124 [2021-07-09 17:02:54,388 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 132 [2021-07-09 17:02:54,724 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 114 [2021-07-09 17:02:55,125 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:02:55,517 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 141 [2021-07-09 17:02:55,862 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:02:56,213 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:02:56,541 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 17:02:56,879 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 124 [2021-07-09 17:02:57,188 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 17:02:57,651 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-09 17:02:58,010 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:02:58,399 WARN L205 SmtUtils]: Spent 325.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 135 [2021-07-09 17:02:58,786 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:02:59,120 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:02:59,510 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-09 17:02:59,843 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-09 17:03:00,252 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:03:00,580 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-09 17:03:01,050 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-09 17:03:01,391 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-09 17:03:01,756 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 120 [2021-07-09 17:03:02,129 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:03:02,682 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 129 [2021-07-09 17:03:04,436 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:03:04,969 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-07-09 17:03:05,415 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:03:05,779 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:03:06,119 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-07-09 17:03:06,498 WARN L205 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 123 [2021-07-09 17:03:06,995 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 132 [2021-07-09 17:03:10,309 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:03:10,697 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:03:11,029 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:03:11,348 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-09 17:03:11,698 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:03:12,108 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:03:12,470 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-09 17:03:12,791 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:03:14,019 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:03:14,019 INFO L93 Difference]: Finished difference Result 36743 states and 75843 transitions. [2021-07-09 17:03:14,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-09 17:03:14,020 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:03:14,020 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:03:14,074 INFO L225 Difference]: With dead ends: 36743 [2021-07-09 17:03:14,074 INFO L226 Difference]: Without dead ends: 36743 [2021-07-09 17:03:14,075 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4408 ImplicationChecksByTransitivity, 25941.8ms TimeCoverageRelationStatistics Valid=3534, Invalid=14556, Unknown=0, NotChecked=0, Total=18090 [2021-07-09 17:03:14,149 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36743 states. [2021-07-09 17:03:14,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36743 to 26334. [2021-07-09 17:03:14,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26334 states, 26324 states have (on average 2.084941498252545) internal successors, (54884), 26333 states have internal predecessors, (54884), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:14,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26334 states to 26334 states and 54884 transitions. [2021-07-09 17:03:14,608 INFO L78 Accepts]: Start accepts. Automaton has 26334 states and 54884 transitions. Word has length 122 [2021-07-09 17:03:14,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:03:14,608 INFO L482 AbstractCegarLoop]: Abstraction has 26334 states and 54884 transitions. [2021-07-09 17:03:14,608 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:14,608 INFO L276 IsEmpty]: Start isEmpty. Operand 26334 states and 54884 transitions. [2021-07-09 17:03:14,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:03:14,613 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:03:14,613 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:03:14,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-07-09 17:03:14,613 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:03:14,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:03:14,614 INFO L82 PathProgramCache]: Analyzing trace with hash -1571733586, now seen corresponding path program 16 times [2021-07-09 17:03:14,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:03:14,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1141260152] [2021-07-09 17:03:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:03:14,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:03:16,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:03:16,206 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:03:16,206 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1141260152] [2021-07-09 17:03:16,206 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1141260152] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:03:16,206 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:03:16,206 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [41] imperfect sequences [] total 41 [2021-07-09 17:03:16,206 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381374915] [2021-07-09 17:03:16,206 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-07-09 17:03:16,206 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:03:16,207 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-07-09 17:03:16,207 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=1498, Unknown=0, NotChecked=0, Total=1640 [2021-07-09 17:03:16,207 INFO L87 Difference]: Start difference. First operand 26334 states and 54884 transitions. Second operand has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:16,956 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:03:17,140 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:03:17,390 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:03:17,555 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:03:17,736 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:03:17,948 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:03:18,174 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:03:18,421 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:03:18,729 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-09 17:03:18,989 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:03:19,280 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:03:19,522 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:03:19,789 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:03:19,984 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:03:20,262 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:03:20,504 WARN L205 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:03:20,770 WARN L205 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:03:21,064 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:03:21,409 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:03:21,766 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:03:21,974 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:03:22,179 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:03:22,414 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:03:22,591 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:03:22,799 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:03:23,031 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:03:23,420 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-09 17:03:23,677 WARN L205 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:03:24,023 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:03:24,283 WARN L205 SmtUtils]: Spent 211.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:03:24,612 WARN L205 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-09 17:03:25,030 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-09 17:03:25,329 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:03:25,804 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 17:03:26,243 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 138 [2021-07-09 17:03:26,699 WARN L205 SmtUtils]: Spent 353.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-09 17:03:27,069 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-09 17:03:27,424 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-09 17:03:27,848 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 135 [2021-07-09 17:03:28,259 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-07-09 17:03:28,686 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:03:29,074 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 139 [2021-07-09 17:03:29,510 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-09 17:03:29,865 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:03:30,184 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 122 [2021-07-09 17:03:30,502 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 17:03:30,900 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 128 [2021-07-09 17:03:31,310 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:03:31,665 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:03:32,002 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:03:32,388 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-09 17:03:32,720 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-09 17:03:33,193 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-09 17:03:33,532 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 118 [2021-07-09 17:03:33,913 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-07-09 17:03:34,413 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 125 [2021-07-09 17:03:36,013 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:03:36,452 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 138 [2021-07-09 17:03:36,823 WARN L205 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:03:37,216 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 121 [2021-07-09 17:03:37,658 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 128 [2021-07-09 17:03:40,765 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:03:41,207 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:03:41,541 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:03:41,859 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 116 [2021-07-09 17:03:42,223 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:03:42,600 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 123 [2021-07-09 17:03:43,037 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:03:43,383 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-09 17:03:43,706 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:03:44,113 WARN L205 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 121 [2021-07-09 17:03:45,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:03:45,158 INFO L93 Difference]: Finished difference Result 36279 states and 74903 transitions. [2021-07-09 17:03:45,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 93 states. [2021-07-09 17:03:45,159 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:03:45,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:03:45,212 INFO L225 Difference]: With dead ends: 36279 [2021-07-09 17:03:45,212 INFO L226 Difference]: Without dead ends: 36279 [2021-07-09 17:03:45,213 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4088 ImplicationChecksByTransitivity, 24253.7ms TimeCoverageRelationStatistics Valid=3267, Invalid=13763, Unknown=0, NotChecked=0, Total=17030 [2021-07-09 17:03:45,304 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36279 states. [2021-07-09 17:03:45,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36279 to 26323. [2021-07-09 17:03:45,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:45,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-07-09 17:03:45,672 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-07-09 17:03:45,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:03:45,673 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-07-09 17:03:45,673 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.975609756097561) internal successors, (122), 41 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:45,673 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-07-09 17:03:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:03:45,678 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:03:45,678 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:03:45,678 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2021-07-09 17:03:45,678 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:03:45,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:03:45,679 INFO L82 PathProgramCache]: Analyzing trace with hash -863300320, now seen corresponding path program 17 times [2021-07-09 17:03:45,679 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:03:45,679 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291330813] [2021-07-09 17:03:45,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:03:45,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:03:47,585 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:03:47,585 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:03:47,585 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291330813] [2021-07-09 17:03:47,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1291330813] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:03:47,586 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:03:47,586 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:03:47,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1506592275] [2021-07-09 17:03:47,586 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:03:47,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:03:47,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:03:47,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:03:47,587 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:03:48,301 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:03:48,488 WARN L205 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:03:48,733 WARN L205 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:03:48,892 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:03:49,067 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:03:49,272 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:03:49,490 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:03:49,728 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:03:49,991 WARN L205 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 17:03:50,256 WARN L205 SmtUtils]: Spent 215.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:03:50,567 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:03:50,810 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:03:51,078 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:03:51,274 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:03:51,484 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:03:51,725 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:03:51,992 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:03:52,291 WARN L205 SmtUtils]: Spent 252.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:03:52,641 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:03:53,004 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:03:53,215 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:03:53,421 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:03:53,659 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:03:53,837 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:03:54,091 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:03:54,322 WARN L205 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:03:54,713 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 17:03:54,971 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:03:55,310 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:03:55,568 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:03:55,893 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:03:56,327 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-09 17:03:56,625 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:03:57,091 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-07-09 17:03:57,530 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-09 17:03:57,827 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:03:58,278 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-09 17:03:58,764 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 151 [2021-07-09 17:03:59,230 WARN L205 SmtUtils]: Spent 402.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-09 17:03:59,659 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 126 [2021-07-09 17:04:00,060 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 144 [2021-07-09 17:04:00,494 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-09 17:04:00,961 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 135 [2021-07-09 17:04:01,291 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 17:04:01,693 WARN L205 SmtUtils]: Spent 336.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 143 [2021-07-09 17:04:02,128 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 146 [2021-07-09 17:04:02,463 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 118 [2021-07-09 17:04:02,828 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-09 17:04:03,187 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 136 [2021-07-09 17:04:03,602 WARN L205 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 139 [2021-07-09 17:04:03,911 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:04:04,318 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 138 [2021-07-09 17:04:04,750 WARN L205 SmtUtils]: Spent 370.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-09 17:04:05,130 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 113 [2021-07-09 17:04:05,498 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 131 [2021-07-09 17:04:05,970 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 148 [2021-07-09 17:04:06,366 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-09 17:04:06,859 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 141 [2021-07-09 17:04:07,393 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 240 DAG size of output: 154 [2021-07-09 17:04:07,963 WARN L205 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:04:08,231 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:04:08,519 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:04:08,874 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:04:09,229 WARN L205 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:04:09,640 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:04:09,974 WARN L205 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 78 [2021-07-09 17:04:10,471 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-07-09 17:04:11,076 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 145 [2021-07-09 17:04:11,611 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 155 [2021-07-09 17:04:11,933 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:04:12,297 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 120 [2021-07-09 17:04:12,674 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 138 [2021-07-09 17:04:13,159 WARN L205 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 148 [2021-07-09 17:04:13,769 WARN L205 SmtUtils]: Spent 447.00 ms on a formula simplification. DAG size of input: 247 DAG size of output: 161 [2021-07-09 17:04:16,766 WARN L205 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 142 [2021-07-09 17:04:17,186 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:04:17,669 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-07-09 17:04:18,091 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-09 17:04:18,538 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-09 17:04:19,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:19,484 INFO L93 Difference]: Finished difference Result 37017 states and 76404 transitions. [2021-07-09 17:04:19,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 97 states. [2021-07-09 17:04:19,484 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:04:19,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:19,539 INFO L225 Difference]: With dead ends: 37017 [2021-07-09 17:04:19,540 INFO L226 Difference]: Without dead ends: 37017 [2021-07-09 17:04:19,540 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 134 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4714 ImplicationChecksByTransitivity, 27891.7ms TimeCoverageRelationStatistics Valid=3501, Invalid=14859, Unknown=0, NotChecked=0, Total=18360 [2021-07-09 17:04:19,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37017 states. [2021-07-09 17:04:19,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37017 to 26424. [2021-07-09 17:04:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26424 states, 26414 states have (on average 2.0847656545771183) internal successors, (55067), 26423 states have internal predecessors, (55067), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:19,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26424 states to 26424 states and 55067 transitions. [2021-07-09 17:04:19,991 INFO L78 Accepts]: Start accepts. Automaton has 26424 states and 55067 transitions. Word has length 122 [2021-07-09 17:04:19,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:19,992 INFO L482 AbstractCegarLoop]: Abstraction has 26424 states and 55067 transitions. [2021-07-09 17:04:19,992 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:19,992 INFO L276 IsEmpty]: Start isEmpty. Operand 26424 states and 55067 transitions. [2021-07-09 17:04:19,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:04:19,996 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:19,996 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:19,996 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-07-09 17:04:19,996 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:19,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:19,997 INFO L82 PathProgramCache]: Analyzing trace with hash 1362772914, now seen corresponding path program 18 times [2021-07-09 17:04:19,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:19,997 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [137685732] [2021-07-09 17:04:19,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:21,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:21,721 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:21,721 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [137685732] [2021-07-09 17:04:21,721 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [137685732] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:21,721 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:21,721 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:04:21,721 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903661227] [2021-07-09 17:04:21,721 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:04:21,721 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:21,722 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:04:21,722 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=1575, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:04:21,722 INFO L87 Difference]: Start difference. First operand 26424 states and 55067 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:22,515 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:04:22,703 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:04:22,957 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:04:23,123 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:04:23,308 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:04:23,523 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:04:23,753 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:04:24,003 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:04:24,297 WARN L205 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 118 [2021-07-09 17:04:24,559 WARN L205 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:04:24,853 WARN L205 SmtUtils]: Spent 240.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:04:25,099 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:04:25,370 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:04:25,567 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:04:25,780 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:04:26,023 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:04:26,293 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:04:26,596 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:04:26,951 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:04:27,377 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:04:27,598 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:04:27,807 WARN L205 SmtUtils]: Spent 168.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:04:28,047 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:04:28,226 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:04:28,437 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:04:28,670 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:04:29,063 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 122 [2021-07-09 17:04:29,322 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:04:29,675 WARN L205 SmtUtils]: Spent 244.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:04:29,935 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:04:30,271 WARN L205 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 101 [2021-07-09 17:04:30,699 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 130 [2021-07-09 17:04:31,003 WARN L205 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:04:31,460 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 137 [2021-07-09 17:04:31,890 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 128 [2021-07-09 17:04:32,193 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 106 [2021-07-09 17:04:32,631 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 17:04:33,143 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 143 [2021-07-09 17:04:33,558 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 145 [2021-07-09 17:04:33,943 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-09 17:04:34,311 WARN L205 SmtUtils]: Spent 313.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 134 [2021-07-09 17:04:34,690 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 136 [2021-07-09 17:04:35,160 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 130 [2021-07-09 17:04:35,503 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:04:35,887 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 137 [2021-07-09 17:04:36,272 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 141 [2021-07-09 17:04:36,610 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-09 17:04:36,954 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:04:37,284 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 128 [2021-07-09 17:04:37,636 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 132 [2021-07-09 17:04:37,945 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 108 [2021-07-09 17:04:38,384 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:04:38,737 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:04:39,125 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 135 [2021-07-09 17:04:39,523 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 145 [2021-07-09 17:04:39,857 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:04:40,241 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:04:40,585 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-09 17:04:40,992 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:04:41,337 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 126 [2021-07-09 17:04:41,800 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 111 [2021-07-09 17:04:42,149 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:04:42,533 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 128 [2021-07-09 17:04:42,925 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 139 [2021-07-09 17:04:43,498 WARN L205 SmtUtils]: Spent 342.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-07-09 17:04:45,166 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-07-09 17:04:45,688 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 136 [2021-07-09 17:04:46,134 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:04:46,489 WARN L205 SmtUtils]: Spent 270.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 114 [2021-07-09 17:04:46,838 WARN L205 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 127 [2021-07-09 17:04:47,235 WARN L205 SmtUtils]: Spent 314.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:04:47,750 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 140 [2021-07-09 17:04:51,212 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:04:51,598 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:04:51,967 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 133 [2021-07-09 17:04:52,295 WARN L205 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 109 [2021-07-09 17:04:52,620 WARN L205 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-09 17:04:52,958 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-09 17:04:53,293 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 124 [2021-07-09 17:04:53,687 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 129 [2021-07-09 17:04:54,071 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 131 [2021-07-09 17:04:54,415 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 107 [2021-07-09 17:04:54,745 WARN L205 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 120 [2021-07-09 17:04:55,100 WARN L205 SmtUtils]: Spent 274.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 122 [2021-07-09 17:04:56,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:04:56,402 INFO L93 Difference]: Finished difference Result 36622 states and 75597 transitions. [2021-07-09 17:04:56,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-09 17:04:56,402 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:04:56,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:04:56,455 INFO L225 Difference]: With dead ends: 36622 [2021-07-09 17:04:56,455 INFO L226 Difference]: Without dead ends: 36622 [2021-07-09 17:04:56,456 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 141 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5137 ImplicationChecksByTransitivity, 28877.6ms TimeCoverageRelationStatistics Valid=3949, Invalid=16357, Unknown=0, NotChecked=0, Total=20306 [2021-07-09 17:04:56,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36622 states. [2021-07-09 17:04:56,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36622 to 26337. [2021-07-09 17:04:56,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26337 states, 26327 states have (on average 2.084931819045087) internal successors, (54890), 26336 states have internal predecessors, (54890), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:56,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26337 states to 26337 states and 54890 transitions. [2021-07-09 17:04:56,900 INFO L78 Accepts]: Start accepts. Automaton has 26337 states and 54890 transitions. Word has length 122 [2021-07-09 17:04:56,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:04:56,901 INFO L482 AbstractCegarLoop]: Abstraction has 26337 states and 54890 transitions. [2021-07-09 17:04:56,901 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 26337 states and 54890 transitions. [2021-07-09 17:04:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:04:56,905 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:04:56,905 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:04:56,905 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2021-07-09 17:04:56,905 INFO L430 AbstractCegarLoop]: === Iteration 25 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:04:56,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:04:56,905 INFO L82 PathProgramCache]: Analyzing trace with hash 1552985252, now seen corresponding path program 19 times [2021-07-09 17:04:56,906 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:04:56,906 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2073415688] [2021-07-09 17:04:56,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:04:56,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:04:58,760 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:04:58,760 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:04:58,760 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2073415688] [2021-07-09 17:04:58,760 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2073415688] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:04:58,761 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:04:58,761 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:04:58,761 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923189468] [2021-07-09 17:04:58,761 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:04:58,761 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:04:58,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:04:58,762 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=156, Invalid=1566, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:04:58,762 INFO L87 Difference]: Start difference. First operand 26337 states and 54890 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:04:59,502 WARN L205 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:04:59,682 WARN L205 SmtUtils]: Spent 142.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:04:59,930 WARN L205 SmtUtils]: Spent 184.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:05:00,089 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:05:00,268 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 [2021-07-09 17:05:00,476 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 102 [2021-07-09 17:05:00,767 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:05:01,007 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 112 [2021-07-09 17:05:01,274 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 130 DAG size of output: 118 [2021-07-09 17:05:01,538 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 114 [2021-07-09 17:05:01,835 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 137 DAG size of output: 120 [2021-07-09 17:05:02,082 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 106 [2021-07-09 17:05:02,352 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 114 [2021-07-09 17:05:02,550 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2021-07-09 17:05:02,765 WARN L205 SmtUtils]: Spent 173.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 96 [2021-07-09 17:05:03,008 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 99 [2021-07-09 17:05:03,280 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 103 [2021-07-09 17:05:03,617 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 107 [2021-07-09 17:05:04,056 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 115 [2021-07-09 17:05:04,426 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 116 [2021-07-09 17:05:04,645 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 88 [2021-07-09 17:05:04,854 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 92 [2021-07-09 17:05:05,100 WARN L205 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 95 [2021-07-09 17:05:05,278 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 85 [2021-07-09 17:05:05,489 WARN L205 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 124 DAG size of output: 89 [2021-07-09 17:05:05,730 WARN L205 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 93 [2021-07-09 17:05:06,123 WARN L205 SmtUtils]: Spent 303.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 124 [2021-07-09 17:05:06,381 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 99 [2021-07-09 17:05:06,776 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:05:07,036 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 97 [2021-07-09 17:05:07,370 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 102 [2021-07-09 17:05:07,815 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 132 [2021-07-09 17:05:08,119 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 108 [2021-07-09 17:05:08,607 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 140 [2021-07-09 17:05:09,066 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 133 [2021-07-09 17:05:09,366 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 107 [2021-07-09 17:05:09,821 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 138 [2021-07-09 17:05:10,322 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 146 [2021-07-09 17:05:10,866 WARN L205 SmtUtils]: Spent 469.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 150 [2021-07-09 17:05:11,307 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 121 [2021-07-09 17:05:11,707 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 139 [2021-07-09 17:05:12,140 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 143 [2021-07-09 17:05:12,703 WARN L205 SmtUtils]: Spent 449.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 150 [2021-07-09 17:05:13,126 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 132 [2021-07-09 17:05:13,572 WARN L205 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 116 [2021-07-09 17:05:13,985 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 140 [2021-07-09 17:05:14,411 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-07-09 17:05:14,838 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 115 [2021-07-09 17:05:15,201 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-07-09 17:05:15,560 WARN L205 SmtUtils]: Spent 310.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 133 [2021-07-09 17:05:15,953 WARN L205 SmtUtils]: Spent 339.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-07-09 17:05:16,277 WARN L205 SmtUtils]: Spent 257.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 111 [2021-07-09 17:05:16,686 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:05:17,065 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:05:17,491 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-09 17:05:17,960 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 144 [2021-07-09 17:05:18,303 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-09 17:05:18,718 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 137 [2021-07-09 17:05:19,088 WARN L205 SmtUtils]: Spent 301.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-07-09 17:05:19,531 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 141 [2021-07-09 17:05:19,918 WARN L205 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-07-09 17:05:20,394 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 112 [2021-07-09 17:05:20,786 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 130 [2021-07-09 17:05:21,210 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 134 [2021-07-09 17:05:21,628 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-09 17:05:22,221 WARN L205 SmtUtils]: Spent 364.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 141 [2021-07-09 17:05:22,872 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 115 DAG size of output: 92 [2021-07-09 17:05:23,151 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 96 [2021-07-09 17:05:23,513 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 100 [2021-07-09 17:05:23,882 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 104 [2021-07-09 17:05:24,243 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 109 [2021-07-09 17:05:24,673 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 182 DAG size of output: 114 [2021-07-09 17:05:25,541 WARN L205 SmtUtils]: Spent 332.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 136 [2021-07-09 17:05:26,118 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 218 DAG size of output: 144 [2021-07-09 17:05:26,614 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 148 [2021-07-09 17:05:26,937 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 118 [2021-07-09 17:05:27,326 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 119 [2021-07-09 17:05:27,720 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 137 [2021-07-09 17:05:28,166 WARN L205 SmtUtils]: Spent 351.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 17:05:28,736 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 148 [2021-07-09 17:05:31,951 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 127 [2021-07-09 17:05:32,370 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:05:32,789 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 139 [2021-07-09 17:05:33,124 WARN L205 SmtUtils]: Spent 256.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 110 [2021-07-09 17:05:33,481 WARN L205 SmtUtils]: Spent 302.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 128 [2021-07-09 17:05:33,841 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 125 [2021-07-09 17:05:34,229 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 132 [2021-07-09 17:05:34,656 WARN L205 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 133 [2021-07-09 17:05:35,140 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 139 [2021-07-09 17:05:35,567 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 137 [2021-07-09 17:05:35,909 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 108 [2021-07-09 17:05:36,268 WARN L205 SmtUtils]: Spent 293.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 126 [2021-07-09 17:05:36,676 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 130 [2021-07-09 17:05:37,165 WARN L205 SmtUtils]: Spent 347.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 137 [2021-07-09 17:05:38,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:05:38,448 INFO L93 Difference]: Finished difference Result 36629 states and 75610 transitions. [2021-07-09 17:05:38,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 117 states. [2021-07-09 17:05:38,449 INFO L78 Accepts]: Start accepts. Automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:05:38,449 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:05:38,514 INFO L225 Difference]: With dead ends: 36629 [2021-07-09 17:05:38,514 INFO L226 Difference]: Without dead ends: 36629 [2021-07-09 17:05:38,515 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 160 GetRequests, 3 SyntacticMatches, 3 SemanticMatches, 154 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6638 ImplicationChecksByTransitivity, 34076.3ms TimeCoverageRelationStatistics Valid=4493, Invalid=19687, Unknown=0, NotChecked=0, Total=24180 [2021-07-09 17:05:38,591 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36629 states. [2021-07-09 17:05:38,912 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36629 to 26329. [2021-07-09 17:05:38,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26329 states, 26319 states have (on average 2.0849576351685095) internal successors, (54874), 26328 states have internal predecessors, (54874), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:05:38,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26329 states to 26329 states and 54874 transitions. [2021-07-09 17:05:38,986 INFO L78 Accepts]: Start accepts. Automaton has 26329 states and 54874 transitions. Word has length 122 [2021-07-09 17:05:38,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:05:38,987 INFO L482 AbstractCegarLoop]: Abstraction has 26329 states and 54874 transitions. [2021-07-09 17:05:38,987 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:05:38,987 INFO L276 IsEmpty]: Start isEmpty. Operand 26329 states and 54874 transitions. [2021-07-09 17:05:38,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:05:38,991 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:05:38,991 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:05:38,991 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-07-09 17:05:38,992 INFO L430 AbstractCegarLoop]: === Iteration 26 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:05:38,992 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:05:38,992 INFO L82 PathProgramCache]: Analyzing trace with hash 107216942, now seen corresponding path program 20 times [2021-07-09 17:05:38,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:05:38,992 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994452421] [2021-07-09 17:05:38,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:05:39,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:05:39,839 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 36 DAG size of output: 32 [2021-07-09 17:05:40,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:05:40,261 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:05:40,261 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994452421] [2021-07-09 17:05:40,261 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994452421] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:05:40,261 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:05:40,261 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:05:40,261 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262952736] [2021-07-09 17:05:40,262 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:05:40,262 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:05:40,262 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:05:40,262 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=1132, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:05:40,262 INFO L87 Difference]: Start difference. First operand 26329 states and 54874 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:05:40,962 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:05:41,138 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:05:41,332 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:05:41,474 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:05:41,635 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:05:41,819 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:05:42,030 WARN L205 SmtUtils]: Spent 155.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:05:42,278 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:05:42,527 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:05:42,791 WARN L205 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:05:43,082 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:05:43,404 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:05:43,650 WARN L205 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 114 [2021-07-09 17:05:43,928 WARN L205 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 118 [2021-07-09 17:05:44,292 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:05:44,597 WARN L205 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 122 [2021-07-09 17:05:44,865 WARN L205 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 120 [2021-07-09 17:05:45,157 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 124 [2021-07-09 17:05:45,579 WARN L205 SmtUtils]: Spent 366.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:05:45,915 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 126 [2021-07-09 17:05:46,241 WARN L205 SmtUtils]: Spent 267.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 128 [2021-07-09 17:05:46,631 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:05:46,881 WARN L205 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 116 [2021-07-09 17:05:47,237 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 132 [2021-07-09 17:05:47,503 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 122 [2021-07-09 17:05:47,806 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 126 [2021-07-09 17:05:48,028 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:05:48,414 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 135 [2021-07-09 17:05:48,815 WARN L205 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 137 [2021-07-09 17:05:49,064 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:05:49,290 WARN L205 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 112 [2021-07-09 17:05:49,567 WARN L205 SmtUtils]: Spent 231.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:05:49,822 WARN L205 SmtUtils]: Spent 212.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 118 [2021-07-09 17:05:50,237 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:05:50,554 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 130 [2021-07-09 17:05:50,844 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 122 [2021-07-09 17:05:51,323 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 141 [2021-07-09 17:05:51,712 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:05:52,023 WARN L205 SmtUtils]: Spent 262.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:05:52,361 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 183 DAG size of output: 126 [2021-07-09 17:05:52,711 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:05:53,169 WARN L205 SmtUtils]: Spent 348.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:05:53,565 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 214 DAG size of output: 138 [2021-07-09 17:05:53,928 WARN L205 SmtUtils]: Spent 317.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 139 [2021-07-09 17:05:54,290 WARN L205 SmtUtils]: Spent 300.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 131 [2021-07-09 17:05:54,797 WARN L205 SmtUtils]: Spent 368.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:05:55,356 WARN L205 SmtUtils]: Spent 338.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 17:05:55,706 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:05:56,189 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 17:05:56,663 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 17:05:57,078 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 144 [2021-07-09 17:05:57,448 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 202 DAG size of output: 135 [2021-07-09 17:05:57,959 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:05:58,534 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 17:05:59,103 WARN L205 SmtUtils]: Spent 373.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-09 17:05:59,556 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:06:00,044 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:06:00,489 WARN L205 SmtUtils]: Spent 361.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:06:00,984 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:06:01,352 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:06:01,719 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:06:02,198 WARN L205 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-09 17:06:02,577 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:06:02,983 WARN L205 SmtUtils]: Spent 355.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-07-09 17:06:03,359 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:06:03,803 WARN L205 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:06:04,167 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:06:04,725 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:06:05,117 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:06:05,649 WARN L205 SmtUtils]: Spent 343.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:06:06,279 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 115 [2021-07-09 17:06:06,565 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 121 [2021-07-09 17:06:06,916 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 170 DAG size of output: 125 [2021-07-09 17:06:07,432 WARN L205 SmtUtils]: Spent 276.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 129 [2021-07-09 17:06:07,924 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:06:08,417 WARN L205 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 138 [2021-07-09 17:06:09,190 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:06:09,688 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 210 DAG size of output: 141 [2021-07-09 17:06:10,140 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:06:10,592 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:06:11,075 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-07-09 17:06:13,270 WARN L205 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 133 DAG size of output: 110 [2021-07-09 17:06:13,560 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 149 DAG size of output: 116 [2021-07-09 17:06:13,880 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 120 [2021-07-09 17:06:14,094 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 131 DAG size of output: 108 [2021-07-09 17:06:14,342 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 112 [2021-07-09 17:06:14,671 WARN L205 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 118 [2021-07-09 17:06:15,052 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 181 DAG size of output: 124 [2021-07-09 17:06:15,501 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:06:15,802 WARN L205 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 122 [2021-07-09 17:06:16,203 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 196 DAG size of output: 127 [2021-07-09 17:06:16,590 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 200 DAG size of output: 133 [2021-07-09 17:06:17,248 WARN L205 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 131 [2021-07-09 17:06:17,872 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:06:18,227 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:06:18,629 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:06:19,076 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:06:19,447 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:06:19,817 WARN L205 SmtUtils]: Spent 299.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 134 [2021-07-09 17:06:20,229 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:06:20,627 WARN L205 SmtUtils]: Spent 328.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:06:21,038 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:06:21,486 WARN L205 SmtUtils]: Spent 321.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:06:22,615 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:06:22,615 INFO L93 Difference]: Finished difference Result 36774 states and 75914 transitions. [2021-07-09 17:06:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 131 states. [2021-07-09 17:06:22,615 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:06:22,616 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:06:22,673 INFO L225 Difference]: With dead ends: 36774 [2021-07-09 17:06:22,674 INFO L226 Difference]: Without dead ends: 36774 [2021-07-09 17:06:22,675 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 161 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7516 ImplicationChecksByTransitivity, 36767.8ms TimeCoverageRelationStatistics Valid=5367, Invalid=21039, Unknown=0, NotChecked=0, Total=26406 [2021-07-09 17:06:22,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36774 states. [2021-07-09 17:06:23,062 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36774 to 26332. [2021-07-09 17:06:23,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26332 states, 26322 states have (on average 2.0849479522832612) internal successors, (54880), 26331 states have internal predecessors, (54880), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:23,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26332 states to 26332 states and 54880 transitions. [2021-07-09 17:06:23,135 INFO L78 Accepts]: Start accepts. Automaton has 26332 states and 54880 transitions. Word has length 122 [2021-07-09 17:06:23,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:06:23,135 INFO L482 AbstractCegarLoop]: Abstraction has 26332 states and 54880 transitions. [2021-07-09 17:06:23,135 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:23,135 INFO L276 IsEmpty]: Start isEmpty. Operand 26332 states and 54880 transitions. [2021-07-09 17:06:23,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:06:23,139 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:06:23,139 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:06:23,139 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2021-07-09 17:06:23,139 INFO L430 AbstractCegarLoop]: === Iteration 27 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:06:23,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:06:23,140 INFO L82 PathProgramCache]: Analyzing trace with hash -34059580, now seen corresponding path program 21 times [2021-07-09 17:06:23,140 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:06:23,140 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [334171721] [2021-07-09 17:06:23,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:06:23,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:06:23,900 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2021-07-09 17:06:24,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:06:24,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:06:24,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [334171721] [2021-07-09 17:06:24,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [334171721] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:06:24,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:06:24,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [36] imperfect sequences [] total 36 [2021-07-09 17:06:24,478 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [174601100] [2021-07-09 17:06:24,478 INFO L462 AbstractCegarLoop]: Interpolant automaton has 36 states [2021-07-09 17:06:24,478 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:06:24,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2021-07-09 17:06:24,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=126, Invalid=1134, Unknown=0, NotChecked=0, Total=1260 [2021-07-09 17:06:24,479 INFO L87 Difference]: Start difference. First operand 26332 states and 54880 transitions. Second operand has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:25,144 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:06:25,317 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 97 DAG size of output: 90 [2021-07-09 17:06:25,513 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 93 [2021-07-09 17:06:25,655 WARN L205 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 83 [2021-07-09 17:06:25,815 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 87 [2021-07-09 17:06:26,002 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 91 [2021-07-09 17:06:26,214 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 93 [2021-07-09 17:06:26,463 WARN L205 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 100 [2021-07-09 17:06:26,713 WARN L205 SmtUtils]: Spent 194.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 104 [2021-07-09 17:06:26,976 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 112 [2021-07-09 17:06:27,267 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 168 DAG size of output: 116 [2021-07-09 17:06:27,591 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 120 [2021-07-09 17:06:27,969 WARN L205 SmtUtils]: Spent 309.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 125 [2021-07-09 17:06:28,361 WARN L205 SmtUtils]: Spent 319.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 129 [2021-07-09 17:06:28,600 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 125 DAG size of output: 102 [2021-07-09 17:06:28,837 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 106 [2021-07-09 17:06:29,104 WARN L205 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 112 [2021-07-09 17:06:29,298 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 119 DAG size of output: 96 [2021-07-09 17:06:29,574 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 100 [2021-07-09 17:06:29,825 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 106 [2021-07-09 17:06:30,232 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 132 [2021-07-09 17:06:30,519 WARN L205 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 173 DAG size of output: 116 [2021-07-09 17:06:30,887 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:06:31,165 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 167 DAG size of output: 110 [2021-07-09 17:06:31,498 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 184 DAG size of output: 115 [2021-07-09 17:06:31,934 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 216 DAG size of output: 140 [2021-07-09 17:06:32,263 WARN L205 SmtUtils]: Spent 286.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 125 [2021-07-09 17:06:32,733 WARN L205 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 148 [2021-07-09 17:06:33,278 WARN L205 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 139 [2021-07-09 17:06:33,593 WARN L205 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 119 [2021-07-09 17:06:34,041 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 146 [2021-07-09 17:06:34,455 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 228 DAG size of output: 152 [2021-07-09 17:06:34,973 WARN L205 SmtUtils]: Spent 421.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 154 [2021-07-09 17:06:35,469 WARN L205 SmtUtils]: Spent 311.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 131 [2021-07-09 17:06:35,867 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 145 [2021-07-09 17:06:36,338 WARN L205 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 158 [2021-07-09 17:06:36,802 WARN L205 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 244 DAG size of output: 168 [2021-07-09 17:06:37,228 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:06:37,715 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:06:38,133 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:06:38,585 WARN L205 SmtUtils]: Spent 292.00 ms on a formula simplification. DAG size of input: 198 DAG size of output: 129 [2021-07-09 17:06:38,950 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:06:39,320 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:06:39,657 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 191 DAG size of output: 122 [2021-07-09 17:06:40,063 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 209 DAG size of output: 140 [2021-07-09 17:06:40,493 WARN L205 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:06:40,908 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 156 [2021-07-09 17:06:41,349 WARN L205 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 235 DAG size of output: 161 [2021-07-09 17:06:41,697 WARN L205 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:06:42,105 WARN L205 SmtUtils]: Spent 344.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:06:42,474 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:06:43,005 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 125 [2021-07-09 17:06:43,380 WARN L205 SmtUtils]: Spent 315.00 ms on a formula simplification. DAG size of input: 208 DAG size of output: 139 [2021-07-09 17:06:43,773 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:06:44,280 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 17:06:44,711 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 152 [2021-07-09 17:06:45,164 WARN L205 SmtUtils]: Spent 367.00 ms on a formula simplification. DAG size of input: 231 DAG size of output: 157 [2021-07-09 17:06:46,323 WARN L205 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 82 [2021-07-09 17:06:46,732 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 143 [2021-07-09 17:06:47,272 WARN L205 SmtUtils]: Spent 356.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 151 [2021-07-09 17:06:47,677 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 128 [2021-07-09 17:06:48,058 WARN L205 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 211 DAG size of output: 142 [2021-07-09 17:06:48,540 WARN L205 SmtUtils]: Spent 360.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 155 [2021-07-09 17:06:49,108 WARN L205 SmtUtils]: Spent 376.00 ms on a formula simplification. DAG size of input: 234 DAG size of output: 160 [2021-07-09 17:06:52,258 WARN L205 SmtUtils]: Spent 312.00 ms on a formula simplification. DAG size of input: 207 DAG size of output: 138 [2021-07-09 17:06:52,674 WARN L205 SmtUtils]: Spent 341.00 ms on a formula simplification. DAG size of input: 215 DAG size of output: 146 [2021-07-09 17:06:53,024 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 192 DAG size of output: 123 [2021-07-09 17:06:53,384 WARN L205 SmtUtils]: Spent 307.00 ms on a formula simplification. DAG size of input: 206 DAG size of output: 137 [2021-07-09 17:06:53,755 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 205 DAG size of output: 136 [2021-07-09 17:06:54,181 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification. DAG size of input: 219 DAG size of output: 150 [2021-07-09 17:06:54,576 WARN L205 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 144 [2021-07-09 17:06:55,007 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 155 [2021-07-09 17:06:55,368 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 121 [2021-07-09 17:06:55,729 WARN L205 SmtUtils]: Spent 296.00 ms on a formula simplification. DAG size of input: 204 DAG size of output: 135 [2021-07-09 17:06:56,183 WARN L205 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 217 DAG size of output: 148 [2021-07-09 17:06:56,634 WARN L205 SmtUtils]: Spent 352.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 158 [2021-07-09 17:06:57,802 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-09 17:06:57,802 INFO L93 Difference]: Finished difference Result 36711 states and 75781 transitions. [2021-07-09 17:06:57,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 99 states. [2021-07-09 17:06:57,803 INFO L78 Accepts]: Start accepts. Automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 122 [2021-07-09 17:06:57,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-07-09 17:06:57,856 INFO L225 Difference]: With dead ends: 36711 [2021-07-09 17:06:57,857 INFO L226 Difference]: Without dead ends: 36711 [2021-07-09 17:06:57,857 INFO L764 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 129 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4113 ImplicationChecksByTransitivity, 28124.4ms TimeCoverageRelationStatistics Valid=3724, Invalid=13306, Unknown=0, NotChecked=0, Total=17030 [2021-07-09 17:06:57,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36711 states. [2021-07-09 17:06:58,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36711 to 26323. [2021-07-09 17:06:58,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 26323 states, 26313 states have (on average 2.084977007562802) internal successors, (54862), 26322 states have internal predecessors, (54862), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:58,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26323 states to 26323 states and 54862 transitions. [2021-07-09 17:06:58,290 INFO L78 Accepts]: Start accepts. Automaton has 26323 states and 54862 transitions. Word has length 122 [2021-07-09 17:06:58,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-07-09 17:06:58,290 INFO L482 AbstractCegarLoop]: Abstraction has 26323 states and 54862 transitions. [2021-07-09 17:06:58,290 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 36 states, 36 states have (on average 3.388888888888889) internal successors, (122), 36 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:06:58,291 INFO L276 IsEmpty]: Start isEmpty. Operand 26323 states and 54862 transitions. [2021-07-09 17:06:58,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2021-07-09 17:06:58,295 INFO L500 BasicCegarLoop]: Found error trace [2021-07-09 17:06:58,295 INFO L508 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-09 17:06:58,295 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2021-07-09 17:06:58,295 INFO L430 AbstractCegarLoop]: === Iteration 28 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr8ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr7ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr10ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr9ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-07-09 17:06:58,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-09 17:06:58,295 INFO L82 PathProgramCache]: Analyzing trace with hash 983551166, now seen corresponding path program 22 times [2021-07-09 17:06:58,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-09 17:06:58,295 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132185935] [2021-07-09 17:06:58,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-09 17:06:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-09 17:06:59,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-09 17:06:59,991 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-09 17:06:59,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132185935] [2021-07-09 17:06:59,992 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132185935] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-09 17:06:59,992 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-09 17:06:59,992 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [42] imperfect sequences [] total 42 [2021-07-09 17:06:59,992 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490259480] [2021-07-09 17:06:59,992 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-07-09 17:06:59,992 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-09 17:06:59,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-07-09 17:06:59,993 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=158, Invalid=1564, Unknown=0, NotChecked=0, Total=1722 [2021-07-09 17:06:59,993 INFO L87 Difference]: Start difference. First operand 26323 states and 54862 transitions. Second operand has 42 states, 42 states have (on average 2.9047619047619047) internal successors, (122), 42 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-09 17:07:00,714 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 75 [2021-07-09 17:07:00,893 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 94 [2021-07-09 17:07:01,136 WARN L205 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 103 [2021-07-09 17:07:01,296 WARN L205 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 87 [2021-07-09 17:07:01,472 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 91 Received shutdown request... [2021-07-09 17:07:01,595 WARN L222 SmtUtils]: Removed 6 from assertion stack [2021-07-09 17:07:01,595 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-07-09 17:07:01,596 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2021-07-09 17:07:01,596 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-09 17:07:01,597 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-09 17:07:01,598 WARN L196 ceAbstractionStarter]: Timeout [2021-07-09 17:07:01,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.07 05:07:01 BasicIcfg [2021-07-09 17:07:01,599 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-09 17:07:01,599 INFO L168 Benchmark]: Toolchain (without parser) took 718076.09 ms. Allocated memory was 198.2 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 159.2 MB in the beginning and 981.8 MB in the end (delta: -822.6 MB). Peak memory consumption was 1.7 GB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 198.2 MB. Free memory is still 178.5 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.57 ms. Allocated memory is still 198.2 MB. Free memory was 158.9 MB in the beginning and 160.1 MB in the end (delta: -1.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.66 ms. Allocated memory is still 198.2 MB. Free memory was 160.1 MB in the beginning and 155.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: Boogie Preprocessor took 44.28 ms. Allocated memory is still 198.2 MB. Free memory was 155.9 MB in the beginning and 152.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: RCFGBuilder took 1041.33 ms. Allocated memory is still 198.2 MB. Free memory was 152.3 MB in the beginning and 171.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,599 INFO L168 Benchmark]: TraceAbstraction took 716357.78 ms. Allocated memory was 198.2 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 171.3 MB in the beginning and 981.8 MB in the end (delta: -810.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 8.0 GB. [2021-07-09 17:07:01,600 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 198.2 MB. Free memory is still 178.5 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 551.57 ms. Allocated memory is still 198.2 MB. Free memory was 158.9 MB in the beginning and 160.1 MB in the end (delta: -1.2 MB). Peak memory consumption was 11.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 74.66 ms. Allocated memory is still 198.2 MB. Free memory was 160.1 MB in the beginning and 155.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 44.28 ms. Allocated memory is still 198.2 MB. Free memory was 155.9 MB in the beginning and 152.3 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1041.33 ms. Allocated memory is still 198.2 MB. Free memory was 152.3 MB in the beginning and 171.8 MB in the end (delta: -19.5 MB). Peak memory consumption was 88.5 MB. Max. memory is 8.0 GB. * TraceAbstraction took 716357.78 ms. Allocated memory was 198.2 MB in the beginning and 2.8 GB in the end (delta: 2.6 GB). Free memory was 171.3 MB in the beginning and 981.8 MB in the end (delta: -810.5 MB). Peak memory consumption was 1.8 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - TimeoutResultAtElement [Line: 1075]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1098]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1059]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1096]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1022]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1054]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1016]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1076]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - TimeoutResultAtElement [Line: 1100]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while BasicCegarLoop was constructing difference of abstraction (26323states) and FLOYD_HOARE automaton (currently 16 states, 42 states before enhancement),while PredicateUnifier was unifying predicates,while SimplifyDDAWithTimeout was simplifying term of DAG size 114 for 77ms.. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 494 locations, 12 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 716204.0ms, OverallIterations: 28, TraceHistogramMax: 1, EmptinessCheckTime: 212.2ms, AutomataDifference: 665460.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 366.3ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 30237 SDtfs, 183065 SDslu, 484626 SDs, 0 SdLazy, 214921 SolverSat, 4546 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 101695.1ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 3112 GetRequests, 84 SyntacticMatches, 53 SemanticMatches, 2974 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102806 ImplicationChecksByTransitivity, 559526.1ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=26424occurred in iteration=23, InterpolantAutomatonStates: 2173, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 13556.5ms AutomataMinimizationTime, 27 MinimizatonAttempts, 302974 StatesRemovedByMinimization, 26 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 111.9ms SsaConstructionTime, 815.6ms SatisfiabilityAnalysisTime, 35286.4ms InterpolantComputationTime, 3188 NumberOfCodeBlocks, 3188 NumberOfCodeBlocksAsserted, 28 NumberOfCheckSat, 3160 ConstructedInterpolants, 0 QuantifiedInterpolants, 86350 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 28 InterpolantComputations, 28 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown