/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/pthread-wmm/mix045_rmo.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-fae578e [2019-12-18 13:37:38,063 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-18 13:37:38,066 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-18 13:37:38,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-18 13:37:38,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-18 13:37:38,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-18 13:37:38,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-18 13:37:38,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-18 13:37:38,084 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-18 13:37:38,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-18 13:37:38,085 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-18 13:37:38,086 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-18 13:37:38,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-18 13:37:38,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-18 13:37:38,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-18 13:37:38,090 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-18 13:37:38,090 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-18 13:37:38,091 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-18 13:37:38,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-18 13:37:38,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-18 13:37:38,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-18 13:37:38,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-18 13:37:38,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-18 13:37:38,099 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-18 13:37:38,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2019-12-18 13:37:38,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-18 13:37:38,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-18 13:37:38,107 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-18 13:37:38,109 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-18 13:37:38,110 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-18 13:37:38,110 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-18 13:37:38,113 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-18 13:37:38,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-18 13:37:38,114 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-18 13:37:38,114 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-18 13:37:38,115 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-18 13:37:38,116 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-12-18 13:37:38,139 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-18 13:37:38,139 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-18 13:37:38,141 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-18 13:37:38,141 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-18 13:37:38,142 INFO L138 SettingsManager]: * Use SBE=true [2019-12-18 13:37:38,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-18 13:37:38,142 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-18 13:37:38,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-18 13:37:38,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-18 13:37:38,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-18 13:37:38,144 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-18 13:37:38,144 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-18 13:37:38,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-18 13:37:38,145 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-18 13:37:38,145 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-18 13:37:38,145 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-18 13:37:38,145 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-18 13:37:38,145 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-18 13:37:38,146 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-18 13:37:38,146 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-18 13:37:38,146 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-18 13:37:38,146 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-18 13:37:38,147 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-18 13:37:38,147 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-18 13:37:38,147 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-18 13:37:38,147 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-18 13:37:38,147 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-18 13:37:38,148 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-18 13:37:38,148 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-18 13:37:38,148 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-18 13:37:38,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-18 13:37:38,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-18 13:37:38,443 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-18 13:37:38,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-18 13:37:38,445 INFO L275 PluginConnector]: CDTParser initialized [2019-12-18 13:37:38,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix045_rmo.oepc.i [2019-12-18 13:37:38,507 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b512183/f8a8f4ea085f451e8c3ad7e3051cf9f8/FLAGaa30fad7c [2019-12-18 13:37:38,966 INFO L306 CDTParser]: Found 1 translation units. [2019-12-18 13:37:38,966 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix045_rmo.oepc.i [2019-12-18 13:37:38,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b512183/f8a8f4ea085f451e8c3ad7e3051cf9f8/FLAGaa30fad7c [2019-12-18 13:37:39,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e9b512183/f8a8f4ea085f451e8c3ad7e3051cf9f8 [2019-12-18 13:37:39,289 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-18 13:37:39,291 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2019-12-18 13:37:39,294 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-18 13:37:39,294 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-18 13:37:39,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-18 13:37:39,304 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:37:39" (1/1) ... [2019-12-18 13:37:39,306 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33785319 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:39, skipping insertion in model container [2019-12-18 13:37:39,307 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 01:37:39" (1/1) ... [2019-12-18 13:37:39,315 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-18 13:37:39,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-18 13:37:39,818 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 13:37:39,837 INFO L203 MainTranslator]: Completed pre-run [2019-12-18 13:37:39,942 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-18 13:37:40,047 INFO L208 MainTranslator]: Completed translation [2019-12-18 13:37:40,048 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40 WrapperNode [2019-12-18 13:37:40,048 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-18 13:37:40,049 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-18 13:37:40,049 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-18 13:37:40,049 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-18 13:37:40,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,084 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,114 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-18 13:37:40,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-18 13:37:40,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-18 13:37:40,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-18 13:37:40,125 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,125 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,144 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,149 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,153 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (1/1) ... [2019-12-18 13:37:40,159 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-18 13:37:40,159 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-18 13:37:40,160 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-18 13:37:40,160 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-18 13:37:40,161 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (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 [2019-12-18 13:37:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-12-18 13:37:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2019-12-18 13:37:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-18 13:37:40,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-12-18 13:37:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2019-12-18 13:37:40,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2019-12-18 13:37:40,231 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2019-12-18 13:37:40,232 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2019-12-18 13:37:40,232 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2019-12-18 13:37:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2019-12-18 13:37:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2019-12-18 13:37:40,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-18 13:37:40,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-18 13:37:40,237 WARN L205 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2019-12-18 13:37:41,036 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-18 13:37:41,036 INFO L287 CfgBuilder]: Removed 8 assume(true) statements. [2019-12-18 13:37:41,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:37:41 BoogieIcfgContainer [2019-12-18 13:37:41,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-18 13:37:41,039 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-18 13:37:41,040 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-18 13:37:41,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-18 13:37:41,043 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 01:37:39" (1/3) ... [2019-12-18 13:37:41,044 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e21e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:37:41, skipping insertion in model container [2019-12-18 13:37:41,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 01:37:40" (2/3) ... [2019-12-18 13:37:41,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@17e21e6a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 01:37:41, skipping insertion in model container [2019-12-18 13:37:41,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 01:37:41" (3/3) ... [2019-12-18 13:37:41,047 INFO L109 eAbstractionObserver]: Analyzing ICFG mix045_rmo.oepc.i [2019-12-18 13:37:41,057 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2019-12-18 13:37:41,058 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-18 13:37:41,068 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2019-12-18 13:37:41,069 INFO L340 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2019-12-18 13:37:41,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,116 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,117 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,117 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,117 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,117 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,118 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,118 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,119 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,120 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,121 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,122 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,123 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,124 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,125 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,126 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,126 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,127 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,127 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,127 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,127 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,128 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,128 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,128 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,128 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,128 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,129 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,129 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,129 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,129 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,130 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,130 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,130 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,130 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,131 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,131 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,131 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,131 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,132 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,132 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,132 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,132 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,133 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,133 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,133 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,133 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,134 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,135 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,135 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,135 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,135 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,135 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,136 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,136 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,136 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,137 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,137 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,137 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,137 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,137 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,138 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,138 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,138 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,139 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,140 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,140 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,140 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,140 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,141 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,142 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,142 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,142 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,142 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,143 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,143 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,143 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,143 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,144 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,144 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,144 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,144 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,145 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,145 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,145 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,145 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,146 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,146 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,146 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,146 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,147 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,147 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,147 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,147 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,148 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,148 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,165 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,166 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,166 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,166 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,166 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,167 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,168 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,168 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,168 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,168 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,169 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,169 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,169 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,169 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,169 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,170 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,170 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,170 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,170 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,170 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,171 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,171 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,171 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,171 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,171 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,172 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,173 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,174 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,175 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,176 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,176 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,176 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,176 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,176 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,177 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,177 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,177 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,180 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,181 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,181 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,181 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,181 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,182 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,182 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,183 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe P2Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,184 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~nondet16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,185 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,186 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,187 WARN L315 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,189 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite4| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,189 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,190 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite3| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,190 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,190 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,190 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,191 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,191 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,191 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,191 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,191 WARN L315 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,192 WARN L315 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,194 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,194 WARN L315 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,194 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,194 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,194 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,195 WARN L315 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2019-12-18 13:37:41,215 INFO L249 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2019-12-18 13:37:41,236 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-18 13:37:41,236 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-18 13:37:41,236 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-18 13:37:41,236 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-18 13:37:41,236 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-18 13:37:41,237 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-18 13:37:41,237 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-18 13:37:41,237 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-18 13:37:41,255 INFO L152 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 176 places, 213 transitions [2019-12-18 13:37:41,257 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-18 13:37:41,347 INFO L126 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-18 13:37:41,348 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 13:37:41,371 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 9/170 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 13:37:41,402 INFO L68 FinitePrefix]: Start finitePrefix. Operand has 176 places, 213 transitions [2019-12-18 13:37:41,447 INFO L126 PetriNetUnfolder]: 47/210 cut-off events. [2019-12-18 13:37:41,447 INFO L127 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2019-12-18 13:37:41,456 INFO L76 FinitePrefix]: Finished finitePrefix Result has 220 conditions, 210 events. 47/210 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 431 event pairs. 9/170 useless extension candidates. Maximal degree in co-relation 179. Up to 2 conditions per place. [2019-12-18 13:37:41,478 INFO L158 etLargeBlockEncoding]: Number of co-enabled transitions 19004 [2019-12-18 13:37:41,479 INFO L170 etLargeBlockEncoding]: Semantic Check. [2019-12-18 13:37:46,828 WARN L192 SmtUtils]: Spent 291.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 89 [2019-12-18 13:37:46,970 WARN L192 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 87 [2019-12-18 13:37:47,005 INFO L206 etLargeBlockEncoding]: Checked pairs total: 81673 [2019-12-18 13:37:47,005 INFO L214 etLargeBlockEncoding]: Total number of compositions: 115 [2019-12-18 13:37:47,009 INFO L100 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 94 places, 104 transitions [2019-12-18 13:38:07,295 INFO L122 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result 117422 states. [2019-12-18 13:38:07,297 INFO L276 IsEmpty]: Start isEmpty. Operand 117422 states. [2019-12-18 13:38:07,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2019-12-18 13:38:07,302 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:38:07,303 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1] [2019-12-18 13:38:07,304 INFO L410 AbstractCegarLoop]: === Iteration 1 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:38:07,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:38:07,308 INFO L82 PathProgramCache]: Analyzing trace with hash 914906, now seen corresponding path program 1 times [2019-12-18 13:38:07,316 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:38:07,317 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [199245682] [2019-12-18 13:38:07,317 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:38:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:38:07,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:38:07,517 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [199245682] [2019-12-18 13:38:07,519 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:38:07,519 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 13:38:07,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [511642625] [2019-12-18 13:38:07,526 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:38:07,527 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:38:07,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:38:07,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:38:07,544 INFO L87 Difference]: Start difference. First operand 117422 states. Second operand 3 states. [2019-12-18 13:38:08,867 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:38:08,867 INFO L93 Difference]: Finished difference Result 116592 states and 500276 transitions. [2019-12-18 13:38:08,868 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:38:08,869 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 3 [2019-12-18 13:38:08,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:38:09,472 INFO L225 Difference]: With dead ends: 116592 [2019-12-18 13:38:09,473 INFO L226 Difference]: Without dead ends: 109832 [2019-12-18 13:38:09,474 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:38:17,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 109832 states. [2019-12-18 13:38:20,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 109832 to 109832. [2019-12-18 13:38:20,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109832 states. [2019-12-18 13:38:20,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109832 states to 109832 states and 470688 transitions. [2019-12-18 13:38:20,631 INFO L78 Accepts]: Start accepts. Automaton has 109832 states and 470688 transitions. Word has length 3 [2019-12-18 13:38:20,632 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:38:20,632 INFO L462 AbstractCegarLoop]: Abstraction has 109832 states and 470688 transitions. [2019-12-18 13:38:20,632 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:38:20,632 INFO L276 IsEmpty]: Start isEmpty. Operand 109832 states and 470688 transitions. [2019-12-18 13:38:20,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-12-18 13:38:20,636 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:38:20,636 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:38:20,637 INFO L410 AbstractCegarLoop]: === Iteration 2 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:38:20,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:38:20,637 INFO L82 PathProgramCache]: Analyzing trace with hash -406604938, now seen corresponding path program 1 times [2019-12-18 13:38:20,637 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:38:20,638 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1072511678] [2019-12-18 13:38:20,638 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:38:20,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:38:20,764 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:38:20,764 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1072511678] [2019-12-18 13:38:20,765 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:38:20,765 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:38:20,765 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306716130] [2019-12-18 13:38:20,766 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:38:20,766 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:38:20,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:38:20,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:38:20,767 INFO L87 Difference]: Start difference. First operand 109832 states and 470688 transitions. Second operand 4 states. [2019-12-18 13:38:26,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:38:26,450 INFO L93 Difference]: Finished difference Result 175346 states and 720050 transitions. [2019-12-18 13:38:26,450 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 13:38:26,450 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 11 [2019-12-18 13:38:26,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:38:27,103 INFO L225 Difference]: With dead ends: 175346 [2019-12-18 13:38:27,103 INFO L226 Difference]: Without dead ends: 175297 [2019-12-18 13:38:27,104 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:38:32,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175297 states. [2019-12-18 13:38:39,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175297 to 159417. [2019-12-18 13:38:39,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 159417 states. [2019-12-18 13:38:40,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159417 states to 159417 states and 663570 transitions. [2019-12-18 13:38:40,772 INFO L78 Accepts]: Start accepts. Automaton has 159417 states and 663570 transitions. Word has length 11 [2019-12-18 13:38:40,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:38:40,773 INFO L462 AbstractCegarLoop]: Abstraction has 159417 states and 663570 transitions. [2019-12-18 13:38:40,773 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:38:40,774 INFO L276 IsEmpty]: Start isEmpty. Operand 159417 states and 663570 transitions. [2019-12-18 13:38:40,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2019-12-18 13:38:40,783 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:38:40,783 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:38:40,783 INFO L410 AbstractCegarLoop]: === Iteration 3 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:38:40,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:38:40,783 INFO L82 PathProgramCache]: Analyzing trace with hash 901712968, now seen corresponding path program 1 times [2019-12-18 13:38:40,784 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:38:40,784 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1589787802] [2019-12-18 13:38:40,784 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:38:40,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:38:40,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:38:40,883 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1589787802] [2019-12-18 13:38:40,883 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:38:40,884 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:38:40,884 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200492886] [2019-12-18 13:38:40,884 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:38:40,885 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:38:40,885 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:38:40,885 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:38:40,885 INFO L87 Difference]: Start difference. First operand 159417 states and 663570 transitions. Second operand 4 states. [2019-12-18 13:38:42,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:38:42,332 INFO L93 Difference]: Finished difference Result 224613 states and 913627 transitions. [2019-12-18 13:38:42,332 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-18 13:38:42,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 13 [2019-12-18 13:38:42,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:38:43,086 INFO L225 Difference]: With dead ends: 224613 [2019-12-18 13:38:43,087 INFO L226 Difference]: Without dead ends: 224557 [2019-12-18 13:38:43,087 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:38:55,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224557 states. [2019-12-18 13:38:59,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224557 to 189220. [2019-12-18 13:38:59,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 189220 states. [2019-12-18 13:39:00,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189220 states to 189220 states and 783364 transitions. [2019-12-18 13:39:00,449 INFO L78 Accepts]: Start accepts. Automaton has 189220 states and 783364 transitions. Word has length 13 [2019-12-18 13:39:00,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:39:00,450 INFO L462 AbstractCegarLoop]: Abstraction has 189220 states and 783364 transitions. [2019-12-18 13:39:00,451 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:39:00,451 INFO L276 IsEmpty]: Start isEmpty. Operand 189220 states and 783364 transitions. [2019-12-18 13:39:00,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-18 13:39:00,460 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:39:00,461 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:39:00,461 INFO L410 AbstractCegarLoop]: === Iteration 4 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:39:00,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:39:00,461 INFO L82 PathProgramCache]: Analyzing trace with hash -100341528, now seen corresponding path program 1 times [2019-12-18 13:39:00,462 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:39:00,462 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839517184] [2019-12-18 13:39:00,462 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:39:00,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:39:00,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:39:00,549 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839517184] [2019-12-18 13:39:00,553 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:39:00,553 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:39:00,553 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1263643906] [2019-12-18 13:39:00,554 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:39:00,554 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:39:00,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:39:00,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:39:00,555 INFO L87 Difference]: Start difference. First operand 189220 states and 783364 transitions. Second operand 5 states. [2019-12-18 13:39:09,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:39:09,018 INFO L93 Difference]: Finished difference Result 258403 states and 1058469 transitions. [2019-12-18 13:39:09,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-12-18 13:39:09,019 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 16 [2019-12-18 13:39:09,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:39:09,862 INFO L225 Difference]: With dead ends: 258403 [2019-12-18 13:39:09,862 INFO L226 Difference]: Without dead ends: 258403 [2019-12-18 13:39:09,863 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2019-12-18 13:39:16,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258403 states. [2019-12-18 13:39:25,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258403 to 213814. [2019-12-18 13:39:25,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213814 states. [2019-12-18 13:39:27,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213814 states to 213814 states and 884433 transitions. [2019-12-18 13:39:27,044 INFO L78 Accepts]: Start accepts. Automaton has 213814 states and 884433 transitions. Word has length 16 [2019-12-18 13:39:27,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:39:27,045 INFO L462 AbstractCegarLoop]: Abstraction has 213814 states and 884433 transitions. [2019-12-18 13:39:27,045 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:39:27,045 INFO L276 IsEmpty]: Start isEmpty. Operand 213814 states and 884433 transitions. [2019-12-18 13:39:27,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-12-18 13:39:27,063 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:39:27,063 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:39:27,063 INFO L410 AbstractCegarLoop]: === Iteration 5 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:39:27,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:39:27,064 INFO L82 PathProgramCache]: Analyzing trace with hash 1671186354, now seen corresponding path program 1 times [2019-12-18 13:39:27,064 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:39:27,064 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647234854] [2019-12-18 13:39:27,064 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:39:27,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:39:27,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:39:27,149 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647234854] [2019-12-18 13:39:27,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:39:27,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2019-12-18 13:39:27,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150613713] [2019-12-18 13:39:27,150 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:39:27,150 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:39:27,151 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:39:27,151 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:39:27,151 INFO L87 Difference]: Start difference. First operand 213814 states and 884433 transitions. Second operand 3 states. [2019-12-18 13:39:35,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:39:35,987 INFO L93 Difference]: Finished difference Result 213628 states and 883659 transitions. [2019-12-18 13:39:35,987 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:39:35,987 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 18 [2019-12-18 13:39:35,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:39:36,698 INFO L225 Difference]: With dead ends: 213628 [2019-12-18 13:39:36,698 INFO L226 Difference]: Without dead ends: 213628 [2019-12-18 13:39:36,698 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 1 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:39:42,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 213628 states. [2019-12-18 13:39:45,817 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 213628 to 213628. [2019-12-18 13:39:45,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 213628 states. [2019-12-18 13:39:47,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213628 states to 213628 states and 883659 transitions. [2019-12-18 13:39:47,464 INFO L78 Accepts]: Start accepts. Automaton has 213628 states and 883659 transitions. Word has length 18 [2019-12-18 13:39:47,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:39:47,464 INFO L462 AbstractCegarLoop]: Abstraction has 213628 states and 883659 transitions. [2019-12-18 13:39:47,464 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:39:47,464 INFO L276 IsEmpty]: Start isEmpty. Operand 213628 states and 883659 transitions. [2019-12-18 13:39:47,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 13:39:47,481 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:39:47,481 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:39:47,482 INFO L410 AbstractCegarLoop]: === Iteration 6 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:39:47,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:39:47,482 INFO L82 PathProgramCache]: Analyzing trace with hash 519654589, now seen corresponding path program 1 times [2019-12-18 13:39:47,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:39:47,482 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2010804142] [2019-12-18 13:39:47,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:39:47,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:39:47,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:39:47,537 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2010804142] [2019-12-18 13:39:47,537 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:39:47,537 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:39:47,538 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47179518] [2019-12-18 13:39:47,538 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:39:47,538 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:39:47,538 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:39:47,539 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:39:47,539 INFO L87 Difference]: Start difference. First operand 213628 states and 883659 transitions. Second operand 3 states. [2019-12-18 13:39:55,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:39:55,968 INFO L93 Difference]: Finished difference Result 350444 states and 1444264 transitions. [2019-12-18 13:39:55,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:39:55,968 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-18 13:39:55,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:39:57,371 INFO L225 Difference]: With dead ends: 350444 [2019-12-18 13:39:57,372 INFO L226 Difference]: Without dead ends: 198218 [2019-12-18 13:39:57,372 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:40:07,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198218 states. [2019-12-18 13:40:11,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198218 to 187353. [2019-12-18 13:40:11,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187353 states. [2019-12-18 13:40:11,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187353 states to 187353 states and 763221 transitions. [2019-12-18 13:40:11,640 INFO L78 Accepts]: Start accepts. Automaton has 187353 states and 763221 transitions. Word has length 19 [2019-12-18 13:40:11,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:40:11,640 INFO L462 AbstractCegarLoop]: Abstraction has 187353 states and 763221 transitions. [2019-12-18 13:40:11,641 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:40:11,641 INFO L276 IsEmpty]: Start isEmpty. Operand 187353 states and 763221 transitions. [2019-12-18 13:40:11,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 13:40:11,655 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:40:11,655 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:40:11,655 INFO L410 AbstractCegarLoop]: === Iteration 7 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:40:11,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:40:11,656 INFO L82 PathProgramCache]: Analyzing trace with hash 2110977068, now seen corresponding path program 1 times [2019-12-18 13:40:11,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:40:11,656 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [804877622] [2019-12-18 13:40:11,656 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:40:11,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:40:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:40:11,736 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [804877622] [2019-12-18 13:40:11,737 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:40:11,737 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-12-18 13:40:11,737 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788332768] [2019-12-18 13:40:11,737 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-18 13:40:11,738 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:40:11,738 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-18 13:40:11,739 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:40:11,739 INFO L87 Difference]: Start difference. First operand 187353 states and 763221 transitions. Second operand 3 states. [2019-12-18 13:40:18,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:40:18,834 INFO L93 Difference]: Finished difference Result 318374 states and 1295663 transitions. [2019-12-18 13:40:18,834 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:40:18,834 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-12-18 13:40:18,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:40:20,114 INFO L225 Difference]: With dead ends: 318374 [2019-12-18 13:40:20,114 INFO L226 Difference]: Without dead ends: 167121 [2019-12-18 13:40:20,114 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-18 13:40:29,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 167121 states. [2019-12-18 13:40:32,149 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 167121 to 165648. [2019-12-18 13:40:32,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165648 states. [2019-12-18 13:40:33,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165648 states to 165648 states and 662466 transitions. [2019-12-18 13:40:33,554 INFO L78 Accepts]: Start accepts. Automaton has 165648 states and 662466 transitions. Word has length 19 [2019-12-18 13:40:33,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:40:33,554 INFO L462 AbstractCegarLoop]: Abstraction has 165648 states and 662466 transitions. [2019-12-18 13:40:33,554 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-18 13:40:33,554 INFO L276 IsEmpty]: Start isEmpty. Operand 165648 states and 662466 transitions. [2019-12-18 13:40:33,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-12-18 13:40:33,567 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:40:33,567 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:40:33,567 INFO L410 AbstractCegarLoop]: === Iteration 8 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:40:33,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:40:33,568 INFO L82 PathProgramCache]: Analyzing trace with hash -1254967176, now seen corresponding path program 1 times [2019-12-18 13:40:33,568 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:40:33,568 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1206224028] [2019-12-18 13:40:33,568 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:40:33,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:40:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:40:33,643 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1206224028] [2019-12-18 13:40:33,643 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:40:33,644 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:40:33,644 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772579837] [2019-12-18 13:40:33,644 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-18 13:40:33,644 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:40:33,645 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-18 13:40:33,645 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:40:33,645 INFO L87 Difference]: Start difference. First operand 165648 states and 662466 transitions. Second operand 5 states. [2019-12-18 13:40:41,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:40:41,521 INFO L93 Difference]: Finished difference Result 217523 states and 847470 transitions. [2019-12-18 13:40:41,522 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-18 13:40:41,522 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2019-12-18 13:40:41,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:40:42,126 INFO L225 Difference]: With dead ends: 217523 [2019-12-18 13:40:42,126 INFO L226 Difference]: Without dead ends: 216543 [2019-12-18 13:40:42,127 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 1 SyntacticMatches, 2 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2019-12-18 13:40:47,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216543 states. [2019-12-18 13:40:50,700 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216543 to 168478. [2019-12-18 13:40:50,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168478 states. [2019-12-18 13:40:51,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168478 states to 168478 states and 674012 transitions. [2019-12-18 13:40:51,228 INFO L78 Accepts]: Start accepts. Automaton has 168478 states and 674012 transitions. Word has length 19 [2019-12-18 13:40:51,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:40:51,228 INFO L462 AbstractCegarLoop]: Abstraction has 168478 states and 674012 transitions. [2019-12-18 13:40:51,228 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-18 13:40:51,228 INFO L276 IsEmpty]: Start isEmpty. Operand 168478 states and 674012 transitions. [2019-12-18 13:40:51,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-12-18 13:40:51,246 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:40:51,246 INFO L411 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-18 13:40:51,246 INFO L410 AbstractCegarLoop]: === Iteration 9 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:40:51,246 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:40:51,246 INFO L82 PathProgramCache]: Analyzing trace with hash 860569889, now seen corresponding path program 1 times [2019-12-18 13:40:51,246 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:40:51,247 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [874049187] [2019-12-18 13:40:51,247 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:40:51,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:40:51,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:40:51,341 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [874049187] [2019-12-18 13:40:51,342 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:40:51,342 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-18 13:40:51,342 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763106653] [2019-12-18 13:40:51,342 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-18 13:40:51,343 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:40:51,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-18 13:40:51,344 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-12-18 13:40:51,344 INFO L87 Difference]: Start difference. First operand 168478 states and 674012 transitions. Second operand 4 states. [2019-12-18 13:40:51,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-18 13:40:51,507 INFO L93 Difference]: Finished difference Result 36671 states and 121689 transitions. [2019-12-18 13:40:51,507 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-12-18 13:40:51,507 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2019-12-18 13:40:51,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-18 13:40:51,558 INFO L225 Difference]: With dead ends: 36671 [2019-12-18 13:40:51,558 INFO L226 Difference]: Without dead ends: 29808 [2019-12-18 13:40:51,558 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-12-18 13:40:52,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 29808 states. [2019-12-18 13:40:53,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 29808 to 28701. [2019-12-18 13:40:53,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28701 states. [2019-12-18 13:40:53,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28701 states to 28701 states and 91367 transitions. [2019-12-18 13:40:53,191 INFO L78 Accepts]: Start accepts. Automaton has 28701 states and 91367 transitions. Word has length 20 [2019-12-18 13:40:53,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-18 13:40:53,191 INFO L462 AbstractCegarLoop]: Abstraction has 28701 states and 91367 transitions. [2019-12-18 13:40:53,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-18 13:40:53,192 INFO L276 IsEmpty]: Start isEmpty. Operand 28701 states and 91367 transitions. [2019-12-18 13:40:53,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-18 13:40:53,197 INFO L403 BasicCegarLoop]: Found error trace [2019-12-18 13:40:53,197 INFO L411 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] [2019-12-18 13:40:53,198 INFO L410 AbstractCegarLoop]: === Iteration 10 === [P0Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P0Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-18 13:40:53,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-18 13:40:53,198 INFO L82 PathProgramCache]: Analyzing trace with hash -914144456, now seen corresponding path program 1 times [2019-12-18 13:40:53,198 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-18 13:40:53,198 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169533576] [2019-12-18 13:40:53,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-18 13:40:53,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-18 13:40:53,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-18 13:40:53,273 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [169533576] [2019-12-18 13:40:53,274 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-18 13:40:53,274 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-12-18 13:40:53,274 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1221736997] [2019-12-18 13:40:53,274 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-18 13:40:53,275 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-18 13:40:53,275 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-18 13:40:53,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2019-12-18 13:40:53,275 INFO L87 Difference]: Start difference. First operand 28701 states and 91367 transitions. Second operand 6 states. Received shutdown request... [2019-12-18 13:40:53,314 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-18 13:40:53,315 WARN L527 AbstractCegarLoop]: Verification canceled [2019-12-18 13:40:53,321 WARN L227 ceAbstractionStarter]: Timeout [2019-12-18 13:40:53,321 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.12 01:40:53 BasicIcfg [2019-12-18 13:40:53,322 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-18 13:40:53,327 INFO L168 Benchmark]: Toolchain (without parser) took 194032.47 ms. Allocated memory was 136.3 MB in the beginning and 4.3 GB in the end (delta: 4.2 GB). Free memory was 98.9 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,328 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,329 INFO L168 Benchmark]: CACSL2BoogieTranslator took 754.85 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.7 MB in the beginning and 154.5 MB in the end (delta: -55.9 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,335 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.76 ms. Allocated memory is still 200.8 MB. Free memory was 154.5 MB in the beginning and 151.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,337 INFO L168 Benchmark]: Boogie Preprocessor took 44.31 ms. Allocated memory is still 200.8 MB. Free memory was 151.7 MB in the beginning and 149.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,338 INFO L168 Benchmark]: RCFGBuilder took 879.03 ms. Allocated memory is still 200.8 MB. Free memory was 149.6 MB in the beginning and 98.9 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,341 INFO L168 Benchmark]: TraceAbstraction took 192282.17 ms. Allocated memory was 200.8 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 98.9 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. [2019-12-18 13:40:53,350 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 136.3 MB. Free memory was 119.5 MB in the beginning and 119.3 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 754.85 ms. Allocated memory was 136.3 MB in the beginning and 200.8 MB in the end (delta: 64.5 MB). Free memory was 98.7 MB in the beginning and 154.5 MB in the end (delta: -55.9 MB). Peak memory consumption was 26.0 MB. Max. memory is 7.1 GB. * Boogie Procedure Inliner took 65.76 ms. Allocated memory is still 200.8 MB. Free memory was 154.5 MB in the beginning and 151.7 MB in the end (delta: 2.8 MB). Peak memory consumption was 2.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 44.31 ms. Allocated memory is still 200.8 MB. Free memory was 151.7 MB in the beginning and 149.6 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 879.03 ms. Allocated memory is still 200.8 MB. Free memory was 149.6 MB in the beginning and 98.9 MB in the end (delta: 50.6 MB). Peak memory consumption was 50.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 192282.17 ms. Allocated memory was 200.8 MB in the beginning and 4.3 GB in the end (delta: 4.1 GB). Free memory was 98.9 MB in the beginning and 1.7 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.6 GB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks LbeTime: 5.7s, 176 ProgramPointsBefore, 94 ProgramPointsAfterwards, 213 TransitionsBefore, 104 TransitionsAfterwards, 19004 CoEnabledTransitionPairs, 7 FixpointIterations, 33 TrivialSequentialCompositions, 49 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 33 ConcurrentYvCompositions, 31 ChoiceCompositions, 7291 VarBasedMoverChecksPositive, 231 VarBasedMoverChecksNegative, 34 SemBasedMoverChecksPositive, 267 SemBasedMoverChecksNegative, 0 SemBasedMoverChecksUnknown, SemBasedMoverCheckTime: 1.7s, 0 MoverChecksTotal, 81673 CheckedPairsTotal, 115 TotalNumberOfCompositions - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (28701states) and FLOYD_HOARE automaton (currently 3 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (82 states constructedinput type IntersectNwa). - TimeoutResultAtElement [Line: 4]: Timeout (TraceAbstraction) Unable to prove that call of __VERIFIER_error() unreachable (line 4). Cancelled while BasicCegarLoop was constructing difference of abstraction (28701states) and FLOYD_HOARE automaton (currently 3 states, 6 states before enhancement),while ReachableStatesComputation was computing reachable states (82 states constructedinput type IntersectNwa). - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 167 locations, 2 error locations. Result: TIMEOUT, OverallTime: 192.0s, OverallIterations: 10, TraceHistogramMax: 1, AutomataDifference: 56.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 1637 SDtfs, 1286 SDslu, 1862 SDs, 0 SdLazy, 1040 SolverSat, 70 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 9 SyntacticMatches, 2 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213814occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 108.5s AutomataMinimizationTime, 9 MinimizatonAttempts, 157316 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 160 NumberOfCodeBlocks, 160 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 150 ConstructedInterpolants, 0 QuantifiedInterpolants, 7814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 10 InterpolantComputations, 10 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown