/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2cf4d3f9dd5fed411db405f577e28237a543b59a-2cf4d3f [2021-08-13 15:10:09,941 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-13 15:10:09,944 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-13 15:10:09,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-13 15:10:09,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-13 15:10:09,989 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-13 15:10:09,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-13 15:10:09,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-13 15:10:10,000 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-13 15:10:10,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-13 15:10:10,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-13 15:10:10,007 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-13 15:10:10,007 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-13 15:10:10,009 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-13 15:10:10,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-13 15:10:10,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-13 15:10:10,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-13 15:10:10,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-13 15:10:10,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-13 15:10:10,025 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-13 15:10:10,027 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-13 15:10:10,028 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-13 15:10:10,029 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-13 15:10:10,031 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-13 15:10:10,038 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2021-08-13 15:10:10,048 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-13 15:10:10,049 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-13 15:10:10,049 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-13 15:10:10,053 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-PN-NoLbe-OGIterative-CovSimpl-Hitting.epf [2021-08-13 15:10:10,091 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-13 15:10:10,091 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-13 15:10:10,094 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-13 15:10:10,095 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-13 15:10:10,095 INFO L138 SettingsManager]: * Use SBE=true [2021-08-13 15:10:10,095 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-13 15:10:10,095 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-13 15:10:10,096 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-13 15:10:10,096 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-13 15:10:10,096 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-13 15:10:10,097 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-13 15:10:10,097 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-13 15:10:10,097 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-13 15:10:10,097 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-13 15:10:10,098 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-13 15:10:10,098 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-13 15:10:10,098 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-13 15:10:10,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-13 15:10:10,119 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-13 15:10:10,120 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-08-13 15:10:10,120 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-13 15:10:10,120 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 15:10:10,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-13 15:10:10,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-08-13 15:10:10,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-13 15:10:10,122 INFO L138 SettingsManager]: * Compute cosets for OwickiGries annotation iteratively=true [2021-08-13 15:10:10,122 INFO L138 SettingsManager]: * Use hitting sets in computation of OwickiGries annotation=true [2021-08-13 15:10:10,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-08-13 15:10:10,122 INFO L138 SettingsManager]: * Simplify away covered predicates in OwickiGries annotation=true WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-08-13 15:10:10,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-13 15:10:10,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-13 15:10:10,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-13 15:10:10,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-13 15:10:10,461 INFO L275 PluginConnector]: CDTParser initialized [2021-08-13 15:10:10,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i [2021-08-13 15:10:10,526 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107967820/bf724f6ad81747f2bbb5338cea78a4c9/FLAG722e2febc [2021-08-13 15:10:10,978 INFO L306 CDTParser]: Found 1 translation units. [2021-08-13 15:10:10,978 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i [2021-08-13 15:10:10,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107967820/bf724f6ad81747f2bbb5338cea78a4c9/FLAG722e2febc [2021-08-13 15:10:11,012 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/107967820/bf724f6ad81747f2bbb5338cea78a4c9 [2021-08-13 15:10:11,014 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-13 15:10:11,016 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2021-08-13 15:10:11,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-13 15:10:11,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-13 15:10:11,024 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-13 15:10:11,025 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,026 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56675447 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11, skipping insertion in model container [2021-08-13 15:10:11,026 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,032 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-13 15:10:11,066 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-13 15:10:11,191 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i[948,961] [2021-08-13 15:10:11,414 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 15:10:11,421 INFO L203 MainTranslator]: Completed pre-run [2021-08-13 15:10:11,431 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix020_rmo.opt.i[948,961] [2021-08-13 15:10:11,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-13 15:10:11,550 INFO L208 MainTranslator]: Completed translation [2021-08-13 15:10:11,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11 WrapperNode [2021-08-13 15:10:11,551 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-13 15:10:11,553 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-13 15:10:11,553 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-13 15:10:11,553 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-13 15:10:11,558 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,574 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,606 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-13 15:10:11,607 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-13 15:10:11,607 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-13 15:10:11,607 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-13 15:10:11,613 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,614 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,626 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... [2021-08-13 15:10:11,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-13 15:10:11,640 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-13 15:10:11,640 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-13 15:10:11,640 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-13 15:10:11,641 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-13 15:10:11,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-08-13 15:10:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-08-13 15:10:11,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-13 15:10:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-08-13 15:10:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-08-13 15:10:11,747 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-08-13 15:10:11,747 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-08-13 15:10:11,748 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-08-13 15:10:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-08-13 15:10:11,748 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-08-13 15:10:11,748 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-08-13 15:10:11,749 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-08-13 15:10:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-13 15:10:11,752 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-08-13 15:10:11,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-13 15:10:11,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-13 15:10:11,755 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-08-13 15:10:13,915 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-13 15:10:13,915 INFO L299 CfgBuilder]: Removed 10 assume(true) statements. [2021-08-13 15:10:13,917 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 03:10:13 BoogieIcfgContainer [2021-08-13 15:10:13,917 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-13 15:10:13,918 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-13 15:10:13,918 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-13 15:10:13,921 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-13 15:10:13,921 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.08 03:10:11" (1/3) ... [2021-08-13 15:10:13,921 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f2800d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 03:10:13, skipping insertion in model container [2021-08-13 15:10:13,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.08 03:10:11" (2/3) ... [2021-08-13 15:10:13,922 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68f2800d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.08 03:10:13, skipping insertion in model container [2021-08-13 15:10:13,922 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.08 03:10:13" (3/3) ... [2021-08-13 15:10:13,923 INFO L111 eAbstractionObserver]: Analyzing ICFG mix020_rmo.opt.i [2021-08-13 15:10:13,929 INFO L206 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-13 15:10:13,929 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-08-13 15:10:13,930 INFO L445 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-08-13 15:10:13,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,969 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,969 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,969 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,970 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,971 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,972 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,973 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,974 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,975 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,976 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,977 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,979 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,980 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,981 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,982 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,983 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,985 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,986 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,987 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,988 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,989 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,990 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,991 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,991 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,992 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,993 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,994 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,995 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,996 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,997 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,998 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:13,999 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,000 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,002 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,002 WARN L313 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,002 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,002 WARN L313 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite52| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite54| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite55| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite56| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,005 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,006 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet29| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite50| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite40| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,007 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~nondet28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe P3Thread1of1ForFork1___VERIFIER_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite48| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,008 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1___VERIFIER_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,009 WARN L313 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork1_#t~ite41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,010 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,010 WARN L313 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,010 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,010 WARN L313 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,011 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,011 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,012 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,013 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe P2Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,014 WARN L313 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork3_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-08-13 15:10:14,015 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-08-13 15:10:14,035 INFO L255 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-08-13 15:10:14,051 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-08-13 15:10:14,051 INFO L379 AbstractCegarLoop]: Hoare is false [2021-08-13 15:10:14,051 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-08-13 15:10:14,051 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-08-13 15:10:14,051 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-08-13 15:10:14,051 INFO L383 AbstractCegarLoop]: Difference is false [2021-08-13 15:10:14,051 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-08-13 15:10:14,052 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-08-13 15:10:14,061 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 138 places, 127 transitions, 274 flow [2021-08-13 15:10:14,107 INFO L129 PetriNetUnfolder]: 2/123 cut-off events. [2021-08-13 15:10:14,108 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:10:14,112 INFO L84 FinitePrefix]: Finished finitePrefix Result has 136 conditions, 123 events. 2/123 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 63 event pairs, 0 based on Foata normal form. 0/119 useless extension candidates. Maximal degree in co-relation 84. Up to 2 conditions per place. [2021-08-13 15:10:14,112 INFO L82 GeneralOperation]: Start removeDead. Operand has 138 places, 127 transitions, 274 flow [2021-08-13 15:10:14,120 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 134 places, 123 transitions, 258 flow [2021-08-13 15:10:14,148 INFO L129 PetriNetUnfolder]: 0/87 cut-off events. [2021-08-13 15:10:14,149 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:10:14,149 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:14,150 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:14,150 INFO L430 AbstractCegarLoop]: === Iteration 1 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:14,157 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:14,157 INFO L82 PathProgramCache]: Analyzing trace with hash -596724208, now seen corresponding path program 1 times [2021-08-13 15:10:14,164 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:14,165 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506238106] [2021-08-13 15:10:14,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:14,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:14,425 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,426 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:14,427 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,427 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:14,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:14,437 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:14,437 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506238106] [2021-08-13 15:10:14,438 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [506238106] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:14,438 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:14,438 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-13 15:10:14,439 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484836954] [2021-08-13 15:10:14,446 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-08-13 15:10:14,446 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:14,456 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-13 15:10:14,458 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-13 15:10:14,460 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 117 out of 127 [2021-08-13 15:10:14,464 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 123 transitions, 258 flow. Second operand has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,464 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:14,464 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 117 of 127 [2021-08-13 15:10:14,466 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:14,571 INFO L129 PetriNetUnfolder]: 13/157 cut-off events. [2021-08-13 15:10:14,571 INFO L130 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2021-08-13 15:10:14,573 INFO L84 FinitePrefix]: Finished finitePrefix Result has 200 conditions, 157 events. 13/157 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 256 event pairs, 1 based on Foata normal form. 7/156 useless extension candidates. Maximal degree in co-relation 146. Up to 25 conditions per place. [2021-08-13 15:10:14,576 INFO L132 encePairwiseOnDemand]: 122/127 looper letters, 6 selfloop transitions, 2 changer transitions 0/121 dead transitions. [2021-08-13 15:10:14,576 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 134 places, 121 transitions, 270 flow [2021-08-13 15:10:14,577 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-13 15:10:14,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2021-08-13 15:10:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 364 transitions. [2021-08-13 15:10:14,593 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9553805774278216 [2021-08-13 15:10:14,594 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 364 transitions. [2021-08-13 15:10:14,594 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 364 transitions. [2021-08-13 15:10:14,598 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:14,601 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 364 transitions. [2021-08-13 15:10:14,604 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 121.33333333333333) internal successors, (364), 3 states have internal predecessors, (364), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,610 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,611 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 127.0) internal successors, (508), 4 states have internal predecessors, (508), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,612 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 0 predicate places. [2021-08-13 15:10:14,612 INFO L482 AbstractCegarLoop]: Abstraction has has 134 places, 121 transitions, 270 flow [2021-08-13 15:10:14,612 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 117.66666666666667) internal successors, (353), 3 states have internal predecessors, (353), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,612 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:14,612 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:14,613 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-13 15:10:14,613 INFO L430 AbstractCegarLoop]: === Iteration 2 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:14,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:14,613 INFO L82 PathProgramCache]: Analyzing trace with hash -1623797014, now seen corresponding path program 1 times [2021-08-13 15:10:14,614 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:14,614 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [379199021] [2021-08-13 15:10:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:14,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:14,769 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,770 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:14,771 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,771 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:14,782 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:14,784 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:14,801 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:14,802 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:14,819 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,820 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:14,828 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,828 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:14,836 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:14,837 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:14,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:14,839 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:14,840 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [379199021] [2021-08-13 15:10:14,841 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [379199021] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:14,841 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:14,841 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:14,841 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886173579] [2021-08-13 15:10:14,843 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:14,843 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:14,843 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:14,844 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:14,847 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-13 15:10:14,848 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 134 places, 121 transitions, 270 flow. Second operand has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:14,848 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:14,848 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-13 15:10:14,848 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:15,965 INFO L129 PetriNetUnfolder]: 1231/3498 cut-off events. [2021-08-13 15:10:15,965 INFO L130 PetriNetUnfolder]: For 352/365 co-relation queries the response was YES. [2021-08-13 15:10:15,983 INFO L84 FinitePrefix]: Finished finitePrefix Result has 5830 conditions, 3498 events. 1231/3498 cut-off events. For 352/365 co-relation queries the response was YES. Maximal size of possible extension queue 249. Compared 30756 event pairs, 113 based on Foata normal form. 1/3349 useless extension candidates. Maximal degree in co-relation 5769. Up to 740 conditions per place. [2021-08-13 15:10:15,997 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 23 selfloop transitions, 7 changer transitions 72/193 dead transitions. [2021-08-13 15:10:15,998 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 146 places, 193 transitions, 630 flow [2021-08-13 15:10:15,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 15:10:15,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 15:10:16,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1468 transitions. [2021-08-13 15:10:16,003 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8891580860084797 [2021-08-13 15:10:16,004 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1468 transitions. [2021-08-13 15:10:16,004 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1468 transitions. [2021-08-13 15:10:16,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:16,005 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1468 transitions. [2021-08-13 15:10:16,009 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 112.92307692307692) internal successors, (1468), 13 states have internal predecessors, (1468), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:16,014 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:16,015 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:16,015 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 12 predicate places. [2021-08-13 15:10:16,016 INFO L482 AbstractCegarLoop]: Abstraction has has 146 places, 193 transitions, 630 flow [2021-08-13 15:10:16,016 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.57142857142857) internal successors, (753), 7 states have internal predecessors, (753), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:16,016 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:16,016 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:16,017 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-13 15:10:16,017 INFO L430 AbstractCegarLoop]: === Iteration 3 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:16,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:16,025 INFO L82 PathProgramCache]: Analyzing trace with hash 364435505, now seen corresponding path program 1 times [2021-08-13 15:10:16,025 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:16,026 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1562639525] [2021-08-13 15:10:16,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:16,263 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:16,264 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:16,265 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:16,265 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:16,269 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:16,270 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:16,284 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:16,285 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:16,300 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:16,301 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:16,309 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:16,309 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:16,318 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:16,319 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:16,321 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:16,321 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:16,321 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1562639525] [2021-08-13 15:10:16,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1562639525] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:16,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:16,321 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:16,322 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [247963933] [2021-08-13 15:10:16,322 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:16,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:16,324 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:16,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:16,326 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-13 15:10:16,327 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 146 places, 193 transitions, 630 flow. Second operand has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:16,327 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:16,327 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-13 15:10:16,327 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:17,718 INFO L129 PetriNetUnfolder]: 2021/6084 cut-off events. [2021-08-13 15:10:17,719 INFO L130 PetriNetUnfolder]: For 840/1696 co-relation queries the response was YES. [2021-08-13 15:10:17,746 INFO L84 FinitePrefix]: Finished finitePrefix Result has 13096 conditions, 6084 events. 2021/6084 cut-off events. For 840/1696 co-relation queries the response was YES. Maximal size of possible extension queue 453. Compared 62596 event pairs, 100 based on Foata normal form. 12/5885 useless extension candidates. Maximal degree in co-relation 13028. Up to 1243 conditions per place. [2021-08-13 15:10:17,760 INFO L132 encePairwiseOnDemand]: 114/127 looper letters, 25 selfloop transitions, 18 changer transitions 247/381 dead transitions. [2021-08-13 15:10:17,760 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 158 places, 381 transitions, 2032 flow [2021-08-13 15:10:17,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 15:10:17,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 15:10:17,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1476 transitions. [2021-08-13 15:10:17,764 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8940036341611145 [2021-08-13 15:10:17,764 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1476 transitions. [2021-08-13 15:10:17,764 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1476 transitions. [2021-08-13 15:10:17,765 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:17,765 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1476 transitions. [2021-08-13 15:10:17,768 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 113.53846153846153) internal successors, (1476), 13 states have internal predecessors, (1476), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:17,772 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:17,773 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:17,773 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 24 predicate places. [2021-08-13 15:10:17,773 INFO L482 AbstractCegarLoop]: Abstraction has has 158 places, 381 transitions, 2032 flow [2021-08-13 15:10:17,773 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.71428571428571) internal successors, (754), 7 states have internal predecessors, (754), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:17,773 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:17,775 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:17,776 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-13 15:10:17,776 INFO L430 AbstractCegarLoop]: === Iteration 4 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:17,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:17,777 INFO L82 PathProgramCache]: Analyzing trace with hash -346563184, now seen corresponding path program 1 times [2021-08-13 15:10:17,779 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:17,779 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [662034342] [2021-08-13 15:10:17,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:17,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:17,904 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:17,904 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:17,905 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:17,905 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:17,909 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:10:17,910 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:10:17,924 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:17,925 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:10:17,933 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:10:17,933 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:17,941 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:17,942 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:17,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:17,942 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:17,942 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [662034342] [2021-08-13 15:10:17,943 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [662034342] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:17,943 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:17,943 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-08-13 15:10:17,943 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242810119] [2021-08-13 15:10:17,943 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-08-13 15:10:17,944 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:17,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-08-13 15:10:17,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-08-13 15:10:17,945 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-13 15:10:17,946 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 158 places, 381 transitions, 2032 flow. Second operand has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:17,946 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:17,946 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-13 15:10:17,946 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:20,322 INFO L129 PetriNetUnfolder]: 4877/13740 cut-off events. [2021-08-13 15:10:20,322 INFO L130 PetriNetUnfolder]: For 1377/1815 co-relation queries the response was YES. [2021-08-13 15:10:20,457 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28446 conditions, 13740 events. 4877/13740 cut-off events. For 1377/1815 co-relation queries the response was YES. Maximal size of possible extension queue 827. Compared 160184 event pairs, 580 based on Foata normal form. 6/12840 useless extension candidates. Maximal degree in co-relation 28375. Up to 2210 conditions per place. [2021-08-13 15:10:20,639 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 29 selfloop transitions, 20 changer transitions 9/412 dead transitions. [2021-08-13 15:10:20,639 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 167 places, 412 transitions, 2168 flow [2021-08-13 15:10:20,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 15:10:20,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 15:10:20,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1171 transitions. [2021-08-13 15:10:20,643 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9220472440944882 [2021-08-13 15:10:20,643 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1171 transitions. [2021-08-13 15:10:20,643 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1171 transitions. [2021-08-13 15:10:20,644 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:20,644 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1171 transitions. [2021-08-13 15:10:20,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 117.1) internal successors, (1171), 10 states have internal predecessors, (1171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:20,650 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:20,651 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:20,651 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 33 predicate places. [2021-08-13 15:10:20,651 INFO L482 AbstractCegarLoop]: Abstraction has has 167 places, 412 transitions, 2168 flow [2021-08-13 15:10:20,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 113.16666666666667) internal successors, (679), 6 states have internal predecessors, (679), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:20,652 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:20,652 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:20,652 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-13 15:10:20,652 INFO L430 AbstractCegarLoop]: === Iteration 5 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:20,653 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:20,653 INFO L82 PathProgramCache]: Analyzing trace with hash 1631739759, now seen corresponding path program 1 times [2021-08-13 15:10:20,653 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:20,654 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1600170392] [2021-08-13 15:10:20,654 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:20,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:20,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:20,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:20,755 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:20,755 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:20,759 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:20,760 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:20,777 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:20,777 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:20,794 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:20,795 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:20,804 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:20,805 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:20,813 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:20,813 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:20,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:20,814 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:20,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1600170392] [2021-08-13 15:10:20,814 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1600170392] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:20,814 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:20,814 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:20,814 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [127959950] [2021-08-13 15:10:20,815 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:20,815 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:20,815 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:20,816 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:20,817 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 106 out of 127 [2021-08-13 15:10:20,817 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 167 places, 412 transitions, 2168 flow. Second operand has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:20,818 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:20,818 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 106 of 127 [2021-08-13 15:10:20,818 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:24,249 INFO L129 PetriNetUnfolder]: 6917/21494 cut-off events. [2021-08-13 15:10:24,249 INFO L130 PetriNetUnfolder]: For 3016/4308 co-relation queries the response was YES. [2021-08-13 15:10:24,378 INFO L84 FinitePrefix]: Finished finitePrefix Result has 49044 conditions, 21494 events. 6917/21494 cut-off events. For 3016/4308 co-relation queries the response was YES. Maximal size of possible extension queue 1360. Compared 281128 event pairs, 902 based on Foata normal form. 255/20334 useless extension candidates. Maximal degree in co-relation 48966. Up to 3568 conditions per place. [2021-08-13 15:10:24,461 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 306 selfloop transitions, 82 changer transitions 117/644 dead transitions. [2021-08-13 15:10:24,461 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 176 places, 644 transitions, 4742 flow [2021-08-13 15:10:24,462 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-08-13 15:10:24,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2021-08-13 15:10:24,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 1130 transitions. [2021-08-13 15:10:24,464 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.889763779527559 [2021-08-13 15:10:24,464 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 1130 transitions. [2021-08-13 15:10:24,465 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 1130 transitions. [2021-08-13 15:10:24,465 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:24,465 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 1130 transitions. [2021-08-13 15:10:24,467 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 113.0) internal successors, (1130), 10 states have internal predecessors, (1130), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:24,469 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:24,470 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 127.0) internal successors, (1397), 11 states have internal predecessors, (1397), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:24,470 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 42 predicate places. [2021-08-13 15:10:24,470 INFO L482 AbstractCegarLoop]: Abstraction has has 176 places, 644 transitions, 4742 flow [2021-08-13 15:10:24,471 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 107.85714285714286) internal successors, (755), 7 states have internal predecessors, (755), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:24,471 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:24,471 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:24,471 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-08-13 15:10:24,471 INFO L430 AbstractCegarLoop]: === Iteration 6 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:24,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:24,472 INFO L82 PathProgramCache]: Analyzing trace with hash -868314389, now seen corresponding path program 1 times [2021-08-13 15:10:24,472 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:24,472 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1897104995] [2021-08-13 15:10:24,472 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:24,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:24,581 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:24,582 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:24,582 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:24,586 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:24,586 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:24,593 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:10:24,595 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:10:24,610 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:24,610 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:10:24,620 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:10:24,621 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:24,630 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:24,630 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:24,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:24,631 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:24,631 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1897104995] [2021-08-13 15:10:24,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1897104995] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:24,632 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:24,632 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:24,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695472322] [2021-08-13 15:10:24,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:24,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:24,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:24,633 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:24,634 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-13 15:10:24,634 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 176 places, 644 transitions, 4742 flow. Second operand has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:24,635 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:24,635 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-13 15:10:24,635 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:26,301 INFO L129 PetriNetUnfolder]: 3788/11026 cut-off events. [2021-08-13 15:10:26,301 INFO L130 PetriNetUnfolder]: For 2165/17723 co-relation queries the response was YES. [2021-08-13 15:10:26,351 INFO L84 FinitePrefix]: Finished finitePrefix Result has 28535 conditions, 11026 events. 3788/11026 cut-off events. For 2165/17723 co-relation queries the response was YES. Maximal size of possible extension queue 928. Compared 124618 event pairs, 245 based on Foata normal form. 978/11293 useless extension candidates. Maximal degree in co-relation 28454. Up to 2439 conditions per place. [2021-08-13 15:10:26,390 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 52 selfloop transitions, 54 changer transitions 110/523 dead transitions. [2021-08-13 15:10:26,391 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 188 places, 523 transitions, 3644 flow [2021-08-13 15:10:26,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-08-13 15:10:26,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13 states. [2021-08-13 15:10:26,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13 states to 13 states and 1524 transitions. [2021-08-13 15:10:26,395 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9230769230769231 [2021-08-13 15:10:26,395 INFO L72 ComplementDD]: Start complementDD. Operand 13 states and 1524 transitions. [2021-08-13 15:10:26,395 INFO L73 IsDeterministic]: Start isDeterministic. Operand 13 states and 1524 transitions. [2021-08-13 15:10:26,396 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:26,396 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 13 states and 1524 transitions. [2021-08-13 15:10:26,399 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 14 states, 13 states have (on average 117.23076923076923) internal successors, (1524), 13 states have internal predecessors, (1524), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:26,402 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:26,403 INFO L81 ComplementDD]: Finished complementDD. Result has 14 states, 14 states have (on average 127.0) internal successors, (1778), 14 states have internal predecessors, (1778), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:26,403 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 54 predicate places. [2021-08-13 15:10:26,403 INFO L482 AbstractCegarLoop]: Abstraction has has 188 places, 523 transitions, 3644 flow [2021-08-13 15:10:26,404 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 113.14285714285714) internal successors, (792), 7 states have internal predecessors, (792), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:26,404 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:26,404 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:26,404 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-08-13 15:10:26,404 INFO L430 AbstractCegarLoop]: === Iteration 7 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:26,404 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:26,405 INFO L82 PathProgramCache]: Analyzing trace with hash 1455434668, now seen corresponding path program 1 times [2021-08-13 15:10:26,405 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:26,405 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1816832029] [2021-08-13 15:10:26,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:26,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:26,499 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,500 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:26,500 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,501 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:26,503 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,504 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:26,507 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,508 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:26,513 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:10:26,514 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:10:26,529 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,529 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:10:26,538 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:10:26,538 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:26,547 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:26,548 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:26,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:26,548 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:26,548 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1816832029] [2021-08-13 15:10:26,548 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1816832029] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:26,548 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:26,548 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 15:10:26,549 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [217500805] [2021-08-13 15:10:26,549 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 15:10:26,549 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:26,549 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 15:10:26,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-08-13 15:10:26,550 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-13 15:10:26,551 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 188 places, 523 transitions, 3644 flow. Second operand has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:26,551 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:26,552 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-13 15:10:26,552 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:27,766 INFO L129 PetriNetUnfolder]: 2615/6835 cut-off events. [2021-08-13 15:10:27,766 INFO L130 PetriNetUnfolder]: For 2622/36682 co-relation queries the response was YES. [2021-08-13 15:10:27,806 INFO L84 FinitePrefix]: Finished finitePrefix Result has 21555 conditions, 6835 events. 2615/6835 cut-off events. For 2622/36682 co-relation queries the response was YES. Maximal size of possible extension queue 920. Compared 70669 event pairs, 11 based on Foata normal form. 1571/7896 useless extension candidates. Maximal degree in co-relation 21471. Up to 1978 conditions per place. [2021-08-13 15:10:27,839 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 33 selfloop transitions, 106 changer transitions 133/421 dead transitions. [2021-08-13 15:10:27,840 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 200 places, 421 transitions, 2920 flow [2021-08-13 15:10:27,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-08-13 15:10:27,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2021-08-13 15:10:27,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 1877 transitions. [2021-08-13 15:10:27,844 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9237204724409449 [2021-08-13 15:10:27,844 INFO L72 ComplementDD]: Start complementDD. Operand 16 states and 1877 transitions. [2021-08-13 15:10:27,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 16 states and 1877 transitions. [2021-08-13 15:10:27,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:27,846 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 16 states and 1877 transitions. [2021-08-13 15:10:27,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 17 states, 16 states have (on average 117.3125) internal successors, (1877), 16 states have internal predecessors, (1877), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:27,854 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:27,854 INFO L81 ComplementDD]: Finished complementDD. Result has 17 states, 17 states have (on average 127.0) internal successors, (2159), 17 states have internal predecessors, (2159), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:27,855 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 66 predicate places. [2021-08-13 15:10:27,855 INFO L482 AbstractCegarLoop]: Abstraction has has 200 places, 421 transitions, 2920 flow [2021-08-13 15:10:27,855 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 113.125) internal successors, (905), 8 states have internal predecessors, (905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:27,855 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:27,855 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:27,855 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-08-13 15:10:27,855 INFO L430 AbstractCegarLoop]: === Iteration 8 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:27,856 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:27,856 INFO L82 PathProgramCache]: Analyzing trace with hash -211994164, now seen corresponding path program 1 times [2021-08-13 15:10:27,856 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:27,856 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [145837148] [2021-08-13 15:10:27,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:28,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:28,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:28,034 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:28,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:28,038 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:28,038 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:28,051 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:28,052 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:28,066 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:28,068 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:28,076 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:28,076 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:28,085 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:28,086 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:28,086 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:28,086 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:28,086 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [145837148] [2021-08-13 15:10:28,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [145837148] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:28,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:28,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:28,087 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [556829373] [2021-08-13 15:10:28,087 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:28,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:28,088 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:28,088 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:28,089 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-08-13 15:10:28,089 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 200 places, 421 transitions, 2920 flow. Second operand has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:28,089 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:28,090 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-08-13 15:10:28,090 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:29,760 INFO L129 PetriNetUnfolder]: 4829/12189 cut-off events. [2021-08-13 15:10:29,760 INFO L130 PetriNetUnfolder]: For 5069/23315 co-relation queries the response was YES. [2021-08-13 15:10:29,948 INFO L84 FinitePrefix]: Finished finitePrefix Result has 39512 conditions, 12189 events. 4829/12189 cut-off events. For 5069/23315 co-relation queries the response was YES. Maximal size of possible extension queue 1592. Compared 137220 event pairs, 11 based on Foata normal form. 63/11337 useless extension candidates. Maximal degree in co-relation 39420. Up to 3628 conditions per place. [2021-08-13 15:10:29,994 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 58 selfloop transitions, 42 changer transitions 215/542 dead transitions. [2021-08-13 15:10:29,995 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 213 places, 542 transitions, 4450 flow [2021-08-13 15:10:29,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-08-13 15:10:29,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 14 states. [2021-08-13 15:10:29,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14 states to 14 states and 1547 transitions. [2021-08-13 15:10:29,999 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8700787401574803 [2021-08-13 15:10:29,999 INFO L72 ComplementDD]: Start complementDD. Operand 14 states and 1547 transitions. [2021-08-13 15:10:29,999 INFO L73 IsDeterministic]: Start isDeterministic. Operand 14 states and 1547 transitions. [2021-08-13 15:10:30,000 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:30,000 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 14 states and 1547 transitions. [2021-08-13 15:10:30,004 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 15 states, 14 states have (on average 110.5) internal successors, (1547), 14 states have internal predecessors, (1547), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:30,009 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 15 states, 15 states have (on average 127.0) internal successors, (1905), 15 states have internal predecessors, (1905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:30,010 INFO L81 ComplementDD]: Finished complementDD. Result has 15 states, 15 states have (on average 127.0) internal successors, (1905), 15 states have internal predecessors, (1905), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:30,010 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 79 predicate places. [2021-08-13 15:10:30,010 INFO L482 AbstractCegarLoop]: Abstraction has has 213 places, 542 transitions, 4450 flow [2021-08-13 15:10:30,011 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.57142857142857) internal successors, (746), 7 states have internal predecessors, (746), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:30,011 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:30,011 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:30,011 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-08-13 15:10:30,011 INFO L430 AbstractCegarLoop]: === Iteration 9 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:30,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:30,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1916907816, now seen corresponding path program 2 times [2021-08-13 15:10:30,012 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:30,013 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557699405] [2021-08-13 15:10:30,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:30,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:30,104 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,105 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:30,108 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,108 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:30,111 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,111 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:30,116 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:30,117 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:30,129 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:30,131 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:30,153 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,154 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:30,162 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,164 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:30,174 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:30,174 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:30,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:30,175 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:30,175 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557699405] [2021-08-13 15:10:30,175 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557699405] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:30,175 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:30,175 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 15:10:30,176 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2091065433] [2021-08-13 15:10:30,176 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 15:10:30,177 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:30,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 15:10:30,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-08-13 15:10:30,179 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-08-13 15:10:30,180 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 213 places, 542 transitions, 4450 flow. Second operand has 8 states, 8 states have (on average 106.25) internal successors, (850), 8 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:30,180 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:30,180 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-08-13 15:10:30,180 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:32,428 INFO L129 PetriNetUnfolder]: 7403/17763 cut-off events. [2021-08-13 15:10:32,432 INFO L130 PetriNetUnfolder]: For 7136/28336 co-relation queries the response was YES. [2021-08-13 15:10:32,555 INFO L84 FinitePrefix]: Finished finitePrefix Result has 59042 conditions, 17763 events. 7403/17763 cut-off events. For 7136/28336 co-relation queries the response was YES. Maximal size of possible extension queue 2204. Compared 206052 event pairs, 51 based on Foata normal form. 120/16600 useless extension candidates. Maximal degree in co-relation 58942. Up to 5533 conditions per place. [2021-08-13 15:10:32,612 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 75 selfloop transitions, 36 changer transitions 279/617 dead transitions. [2021-08-13 15:10:32,613 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 230 places, 617 transitions, 5928 flow [2021-08-13 15:10:32,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-08-13 15:10:32,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 18 states. [2021-08-13 15:10:32,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 1985 transitions. [2021-08-13 15:10:32,618 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.86832895888014 [2021-08-13 15:10:32,618 INFO L72 ComplementDD]: Start complementDD. Operand 18 states and 1985 transitions. [2021-08-13 15:10:32,618 INFO L73 IsDeterministic]: Start isDeterministic. Operand 18 states and 1985 transitions. [2021-08-13 15:10:32,620 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:32,620 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 18 states and 1985 transitions. [2021-08-13 15:10:32,624 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 19 states, 18 states have (on average 110.27777777777777) internal successors, (1985), 18 states have internal predecessors, (1985), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:32,629 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 19 states, 19 states have (on average 127.0) internal successors, (2413), 19 states have internal predecessors, (2413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:32,630 INFO L81 ComplementDD]: Finished complementDD. Result has 19 states, 19 states have (on average 127.0) internal successors, (2413), 19 states have internal predecessors, (2413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:32,630 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 96 predicate places. [2021-08-13 15:10:32,630 INFO L482 AbstractCegarLoop]: Abstraction has has 230 places, 617 transitions, 5928 flow [2021-08-13 15:10:32,630 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 106.25) internal successors, (850), 8 states have internal predecessors, (850), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:32,630 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:32,631 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:32,631 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-08-13 15:10:32,631 INFO L430 AbstractCegarLoop]: === Iteration 10 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:32,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:32,631 INFO L82 PathProgramCache]: Analyzing trace with hash -1687280786, now seen corresponding path program 3 times [2021-08-13 15:10:32,631 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:32,632 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1203598530] [2021-08-13 15:10:32,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:32,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:32,716 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:32,717 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,717 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:32,720 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,720 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:32,724 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,724 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:32,729 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,729 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:32,736 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.8 percent of original size [2021-08-13 15:10:32,738 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 23 [2021-08-13 15:10:32,754 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,754 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-08-13 15:10:32,763 INFO L142 QuantifierPusher]: treesize reduction 11, result has 45.0 percent of original size [2021-08-13 15:10:32,763 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:32,773 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:32,773 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:32,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:32,774 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:32,774 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1203598530] [2021-08-13 15:10:32,774 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1203598530] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:32,774 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:32,774 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-08-13 15:10:32,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [932443172] [2021-08-13 15:10:32,774 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-08-13 15:10:32,775 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:32,775 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-08-13 15:10:32,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-08-13 15:10:32,776 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 112 out of 127 [2021-08-13 15:10:32,777 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 230 places, 617 transitions, 5928 flow. Second operand has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:32,778 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:32,778 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 112 of 127 [2021-08-13 15:10:32,778 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:33,145 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification that was a NOOP. DAG size: 18 [2021-08-13 15:10:35,459 INFO L129 PetriNetUnfolder]: 7112/15520 cut-off events. [2021-08-13 15:10:35,459 INFO L130 PetriNetUnfolder]: For 11837/90409 co-relation queries the response was YES. [2021-08-13 15:10:35,547 INFO L84 FinitePrefix]: Finished finitePrefix Result has 64500 conditions, 15520 events. 7112/15520 cut-off events. For 11837/90409 co-relation queries the response was YES. Maximal size of possible extension queue 2181. Compared 176734 event pairs, 29 based on Foata normal form. 3665/17988 useless extension candidates. Maximal degree in co-relation 64397. Up to 5362 conditions per place. [2021-08-13 15:10:35,566 INFO L132 encePairwiseOnDemand]: 116/127 looper letters, 28 selfloop transitions, 111 changer transitions 147/431 dead transitions. [2021-08-13 15:10:35,567 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 224 places, 431 transitions, 3940 flow [2021-08-13 15:10:35,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-08-13 15:10:35,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 19 states. [2021-08-13 15:10:35,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 19 states and 2210 transitions. [2021-08-13 15:10:35,570 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.9158723580605056 [2021-08-13 15:10:35,570 INFO L72 ComplementDD]: Start complementDD. Operand 19 states and 2210 transitions. [2021-08-13 15:10:35,571 INFO L73 IsDeterministic]: Start isDeterministic. Operand 19 states and 2210 transitions. [2021-08-13 15:10:35,571 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:35,571 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 19 states and 2210 transitions. [2021-08-13 15:10:35,578 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 20 states, 19 states have (on average 116.3157894736842) internal successors, (2210), 19 states have internal predecessors, (2210), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:35,582 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:35,583 INFO L81 ComplementDD]: Finished complementDD. Result has 20 states, 20 states have (on average 127.0) internal successors, (2540), 20 states have internal predecessors, (2540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:35,583 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 90 predicate places. [2021-08-13 15:10:35,583 INFO L482 AbstractCegarLoop]: Abstraction has has 224 places, 431 transitions, 3940 flow [2021-08-13 15:10:35,583 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 113.11111111111111) internal successors, (1018), 9 states have internal predecessors, (1018), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:35,583 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:35,584 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:35,584 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-08-13 15:10:35,584 INFO L430 AbstractCegarLoop]: === Iteration 11 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:35,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:35,584 INFO L82 PathProgramCache]: Analyzing trace with hash 83517530, now seen corresponding path program 1 times [2021-08-13 15:10:35,584 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:35,585 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [316353443] [2021-08-13 15:10:35,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:35,658 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:35,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:35,659 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:35,659 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:35,664 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:35,665 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:35,675 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:35,684 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:35,700 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:35,700 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:35,709 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:35,710 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:35,718 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:35,718 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:35,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:35,719 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:35,719 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [316353443] [2021-08-13 15:10:35,719 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [316353443] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:35,719 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:35,719 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-08-13 15:10:35,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948966181] [2021-08-13 15:10:35,720 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-08-13 15:10:35,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:35,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-08-13 15:10:35,720 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-08-13 15:10:35,721 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-08-13 15:10:35,722 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 224 places, 431 transitions, 3940 flow. Second operand has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:35,722 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:35,722 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-08-13 15:10:35,722 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:38,281 INFO L129 PetriNetUnfolder]: 9897/21395 cut-off events. [2021-08-13 15:10:38,281 INFO L130 PetriNetUnfolder]: For 16134/49418 co-relation queries the response was YES. [2021-08-13 15:10:38,542 INFO L84 FinitePrefix]: Finished finitePrefix Result has 89863 conditions, 21395 events. 9897/21395 cut-off events. For 16134/49418 co-relation queries the response was YES. Maximal size of possible extension queue 2799. Compared 250702 event pairs, 12 based on Foata normal form. 90/19688 useless extension candidates. Maximal degree in co-relation 89752. Up to 7396 conditions per place. [2021-08-13 15:10:38,566 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 49 selfloop transitions, 45 changer transitions 194/504 dead transitions. [2021-08-13 15:10:38,566 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 231 places, 504 transitions, 5256 flow [2021-08-13 15:10:38,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-08-13 15:10:38,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2021-08-13 15:10:38,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 873 transitions. [2021-08-13 15:10:38,568 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.859251968503937 [2021-08-13 15:10:38,568 INFO L72 ComplementDD]: Start complementDD. Operand 8 states and 873 transitions. [2021-08-13 15:10:38,568 INFO L73 IsDeterministic]: Start isDeterministic. Operand 8 states and 873 transitions. [2021-08-13 15:10:38,569 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:38,569 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 8 states and 873 transitions. [2021-08-13 15:10:38,571 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 9 states, 8 states have (on average 109.125) internal successors, (873), 8 states have internal predecessors, (873), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:38,572 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 9 states, 9 states have (on average 127.0) internal successors, (1143), 9 states have internal predecessors, (1143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:38,572 INFO L81 ComplementDD]: Finished complementDD. Result has 9 states, 9 states have (on average 127.0) internal successors, (1143), 9 states have internal predecessors, (1143), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:38,572 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 97 predicate places. [2021-08-13 15:10:38,573 INFO L482 AbstractCegarLoop]: Abstraction has has 231 places, 504 transitions, 5256 flow [2021-08-13 15:10:38,573 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 106.71428571428571) internal successors, (747), 7 states have internal predecessors, (747), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:38,573 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:38,573 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:38,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2021-08-13 15:10:38,573 INFO L430 AbstractCegarLoop]: === Iteration 12 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:38,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:38,574 INFO L82 PathProgramCache]: Analyzing trace with hash -852181632, now seen corresponding path program 2 times [2021-08-13 15:10:38,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:38,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909174498] [2021-08-13 15:10:38,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:38,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-13 15:10:38,642 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,642 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:38,644 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,644 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:38,647 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,647 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-08-13 15:10:38,651 INFO L142 QuantifierPusher]: treesize reduction 3, result has 87.5 percent of original size [2021-08-13 15:10:38,652 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 21 [2021-08-13 15:10:38,663 INFO L142 QuantifierPusher]: treesize reduction 1, result has 95.0 percent of original size [2021-08-13 15:10:38,664 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 19 [2021-08-13 15:10:38,679 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,680 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:38,692 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,692 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-08-13 15:10:38,702 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-08-13 15:10:38,702 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-08-13 15:10:38,703 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-13 15:10:38,703 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-13 15:10:38,703 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909174498] [2021-08-13 15:10:38,703 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [909174498] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-13 15:10:38,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-13 15:10:38,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-08-13 15:10:38,704 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1852290068] [2021-08-13 15:10:38,704 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-08-13 15:10:38,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-13 15:10:38,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-08-13 15:10:38,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-08-13 15:10:38,705 INFO L513 CegarLoopForPetriNet]: Number of universal loopers: 104 out of 127 [2021-08-13 15:10:38,712 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 231 places, 504 transitions, 5256 flow. Second operand has 8 states, 8 states have (on average 106.375) internal successors, (851), 8 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:38,713 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2021-08-13 15:10:38,713 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 104 of 127 [2021-08-13 15:10:38,713 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2021-08-13 15:10:42,576 INFO L129 PetriNetUnfolder]: 14269/30849 cut-off events. [2021-08-13 15:10:42,576 INFO L130 PetriNetUnfolder]: For 21661/73028 co-relation queries the response was YES. [2021-08-13 15:10:42,803 INFO L84 FinitePrefix]: Finished finitePrefix Result has 129434 conditions, 30849 events. 14269/30849 cut-off events. For 21661/73028 co-relation queries the response was YES. Maximal size of possible extension queue 3984. Compared 377535 event pairs, 18 based on Foata normal form. 221/28616 useless extension candidates. Maximal degree in co-relation 129315. Up to 10811 conditions per place. [2021-08-13 15:10:42,851 INFO L132 encePairwiseOnDemand]: 113/127 looper letters, 86 selfloop transitions, 35 changer transitions 238/575 dead transitions. [2021-08-13 15:10:42,852 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 242 places, 575 transitions, 6828 flow [2021-08-13 15:10:42,865 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-08-13 15:10:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2021-08-13 15:10:42,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 1299 transitions. [2021-08-13 15:10:42,867 INFO L558 CegarLoopForPetriNet]: DFA transition density 0.8523622047244095 [2021-08-13 15:10:42,867 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 1299 transitions. [2021-08-13 15:10:42,867 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 1299 transitions. [2021-08-13 15:10:42,868 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-08-13 15:10:42,868 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 1299 transitions. [2021-08-13 15:10:42,870 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 108.25) internal successors, (1299), 12 states have internal predecessors, (1299), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:42,871 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 127.0) internal successors, (1651), 13 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:42,872 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 127.0) internal successors, (1651), 13 states have internal predecessors, (1651), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:42,872 INFO L348 CegarLoopForPetriNet]: 134 programPoint places, 108 predicate places. [2021-08-13 15:10:42,872 INFO L482 AbstractCegarLoop]: Abstraction has has 242 places, 575 transitions, 6828 flow [2021-08-13 15:10:42,872 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 106.375) internal successors, (851), 8 states have internal predecessors, (851), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-13 15:10:42,872 INFO L258 CegarLoopForPetriNet]: Found error trace [2021-08-13 15:10:42,873 INFO L266 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-13 15:10:42,873 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-08-13 15:10:42,873 INFO L430 AbstractCegarLoop]: === Iteration 13 === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, P3Err0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-08-13 15:10:42,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-13 15:10:42,873 INFO L82 PathProgramCache]: Analyzing trace with hash -1683925300, now seen corresponding path program 3 times [2021-08-13 15:10:42,873 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-13 15:10:42,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448624680] [2021-08-13 15:10:42,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-13 15:10:42,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 15:10:42,927 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 15:10:42,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-08-13 15:10:42,992 INFO L223 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-08-13 15:10:43,054 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-08-13 15:10:43,055 INFO L651 BasicCegarLoop]: Counterexample might be feasible [2021-08-13 15:10:43,055 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2021-08-13 15:10:43,058 INFO L239 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-08-13 15:10:43,247 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.08 03:10:43 BasicIcfg [2021-08-13 15:10:43,247 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-13 15:10:43,248 INFO L168 Benchmark]: Toolchain (without parser) took 32232.35 ms. Allocated memory was 183.5 MB in the beginning and 5.7 GB in the end (delta: 5.5 GB). Free memory was 147.6 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 1.4 GB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,248 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 183.5 MB. Free memory is still 165.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-08-13 15:10:43,249 INFO L168 Benchmark]: CACSL2BoogieTranslator took 531.45 ms. Allocated memory is still 183.5 MB. Free memory was 147.3 MB in the beginning and 141.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,249 INFO L168 Benchmark]: Boogie Procedure Inliner took 53.15 ms. Allocated memory is still 183.5 MB. Free memory was 141.5 MB in the beginning and 138.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,249 INFO L168 Benchmark]: Boogie Preprocessor took 32.14 ms. Allocated memory is still 183.5 MB. Free memory was 138.9 MB in the beginning and 136.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,249 INFO L168 Benchmark]: RCFGBuilder took 2277.38 ms. Allocated memory was 183.5 MB in the beginning and 250.6 MB in the end (delta: 67.1 MB). Free memory was 136.3 MB in the beginning and 153.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,251 INFO L168 Benchmark]: TraceAbstraction took 29329.04 ms. Allocated memory was 250.6 MB in the beginning and 5.7 GB in the end (delta: 5.4 GB). Free memory was 153.1 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. [2021-08-13 15:10:43,258 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 183.5 MB. Free memory is still 165.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 531.45 ms. Allocated memory is still 183.5 MB. Free memory was 147.3 MB in the beginning and 141.5 MB in the end (delta: 5.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 53.15 ms. Allocated memory is still 183.5 MB. Free memory was 141.5 MB in the beginning and 138.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 32.14 ms. Allocated memory is still 183.5 MB. Free memory was 138.9 MB in the beginning and 136.3 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 2277.38 ms. Allocated memory was 183.5 MB in the beginning and 250.6 MB in the end (delta: 67.1 MB). Free memory was 136.3 MB in the beginning and 153.6 MB in the end (delta: -17.3 MB). Peak memory consumption was 87.0 MB. Max. memory is 8.0 GB. * TraceAbstraction took 29329.04 ms. Allocated memory was 250.6 MB in the beginning and 5.7 GB in the end (delta: 5.4 GB). Free memory was 153.1 MB in the beginning and 4.2 GB in the end (delta: -4.1 GB). Peak memory consumption was 1.3 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 18]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L710] 0 int __unbuffered_cnt = 0; VAL [__unbuffered_cnt=0] [L712] 0 int __unbuffered_p0_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0] [L714] 0 int __unbuffered_p2_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0] [L716] 0 int __unbuffered_p3_EAX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0] [L718] 0 int __unbuffered_p3_EBX = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0] [L720] 0 int a = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0] [L721] 0 _Bool main$tmp_guard0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0] [L722] 0 _Bool main$tmp_guard1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0] [L724] 0 int x = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0] [L726] 0 int y = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0] [L728] 0 int z = 0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0] [L729] 0 _Bool z$flush_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0] [L730] 0 int z$mem_tmp; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0] [L731] 0 _Bool z$r_buff0_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0] [L732] 0 _Bool z$r_buff0_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0] [L733] 0 _Bool z$r_buff0_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0] [L734] 0 _Bool z$r_buff0_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0] [L735] 0 _Bool z$r_buff0_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0] [L736] 0 _Bool z$r_buff1_thd0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0] [L737] 0 _Bool z$r_buff1_thd1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0] [L738] 0 _Bool z$r_buff1_thd2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0] [L739] 0 _Bool z$r_buff1_thd3; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0] [L740] 0 _Bool z$r_buff1_thd4; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0] [L741] 0 _Bool z$read_delayed; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0] [L742] 0 int *z$read_delayed_var; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}] [L743] 0 int z$w_buff0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0] [L744] 0 _Bool z$w_buff0_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0] [L745] 0 int z$w_buff1; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0] [L746] 0 _Bool z$w_buff1_used; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L747] 0 _Bool weak$$choice0; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L748] 0 _Bool weak$$choice2; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L864] 0 pthread_t t541; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L865] FCALL, FORK 0 pthread_create(&t541, ((void *)0), P0, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L866] 0 pthread_t t542; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L867] FCALL, FORK 0 pthread_create(&t542, ((void *)0), P1, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L868] 0 pthread_t t543; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L869] FCALL, FORK 0 pthread_create(&t543, ((void *)0), P2, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L870] 0 pthread_t t544; VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L871] FCALL, FORK 0 pthread_create(&t544, ((void *)0), P3, ((void *)0)) VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=0, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=0, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L810] 4 z$w_buff1 = z$w_buff0 [L811] 4 z$w_buff0 = 1 [L812] 4 z$w_buff1_used = z$w_buff0_used [L813] 4 z$w_buff0_used = (_Bool)1 [L18] COND FALSE 4 !(!expression) [L815] 4 z$r_buff1_thd0 = z$r_buff0_thd0 [L816] 4 z$r_buff1_thd1 = z$r_buff0_thd1 [L817] 4 z$r_buff1_thd2 = z$r_buff0_thd2 [L818] 4 z$r_buff1_thd3 = z$r_buff0_thd3 [L819] 4 z$r_buff1_thd4 = z$r_buff0_thd4 [L820] 4 z$r_buff0_thd4 = (_Bool)1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=0, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=0, weak$$choice2=0, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L823] 4 weak$$choice0 = __VERIFIER_nondet_bool() [L824] 4 weak$$choice2 = __VERIFIER_nondet_bool() [L825] 4 z$flush_delayed = weak$$choice2 [L826] 4 z$mem_tmp = z [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1 [L827] EXPR 4 !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L827] 4 z = !z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff1) [L828] EXPR 4 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L828] 4 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : z$w_buff0)) [L829] EXPR 4 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L829] 4 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff1 : z$w_buff1)) [L830] EXPR 4 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L830] 4 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used)) [L831] EXPR 4 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L831] 4 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L832] EXPR 4 weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L832] 4 z$r_buff0_thd4 = weak$$choice2 ? z$r_buff0_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff0_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4)) [L833] EXPR 4 weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L833] 4 z$r_buff1_thd4 = weak$$choice2 ? z$r_buff1_thd4 : (!z$w_buff0_used || !z$r_buff0_thd4 && !z$w_buff1_used || !z$r_buff0_thd4 && !z$r_buff1_thd4 ? z$r_buff1_thd4 : (z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : (_Bool)0)) [L834] 4 __unbuffered_p3_EAX = z [L835] EXPR 4 z$flush_delayed ? z$mem_tmp : z [L835] 4 z = z$flush_delayed ? z$mem_tmp : z [L836] 4 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L839] 4 __unbuffered_p3_EBX = a VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=0, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L752] 1 a = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L755] 1 __unbuffered_p0_EAX = x VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=0, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L767] 2 x = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=0, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L770] 2 y = 1 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=1, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L782] 3 y = 2 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=49, weak$$choice2=255, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L785] 3 weak$$choice0 = __VERIFIER_nondet_bool() [L786] 3 weak$$choice2 = __VERIFIER_nondet_bool() [L787] 3 z$flush_delayed = weak$$choice2 [L788] 3 z$mem_tmp = z [L789] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L789] 3 z = !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff1) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0) [L790] EXPR 3 weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L790] 3 z$w_buff0 = weak$$choice2 ? z$w_buff0 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff0 : z$w_buff0)) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1) [L791] EXPR 3 weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L791] 3 z$w_buff1 = weak$$choice2 ? z$w_buff1 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1 : (z$w_buff0_used && z$r_buff0_thd3 ? z$w_buff1 : z$w_buff1)) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used) [L792] EXPR 3 weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L792] 3 z$w_buff0_used = weak$$choice2 ? z$w_buff0_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff0_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$w_buff0_used)) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L793] EXPR 3 weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L793] 3 z$w_buff1_used = weak$$choice2 ? z$w_buff1_used : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$w_buff1_used : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3) [L794] EXPR 3 weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L794] 3 z$r_buff0_thd3 = weak$$choice2 ? z$r_buff0_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff0_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : z$r_buff0_thd3)) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] EXPR 3 !z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0) [L795] EXPR 3 weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L795] 3 z$r_buff1_thd3 = weak$$choice2 ? z$r_buff1_thd3 : (!z$w_buff0_used || !z$r_buff0_thd3 && !z$w_buff1_used || !z$r_buff0_thd3 && !z$r_buff1_thd3 ? z$r_buff1_thd3 : (z$w_buff0_used && z$r_buff0_thd3 ? (_Bool)0 : (_Bool)0)) [L796] 3 __unbuffered_p2_EAX = z [L797] EXPR 3 z$flush_delayed ? z$mem_tmp : z [L797] 3 z = z$flush_delayed ? z$mem_tmp : z [L798] 3 z$flush_delayed = (_Bool)0 VAL [__unbuffered_cnt=0, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=0, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=1, z$w_buff1=0, z$w_buff1_used=0] [L842] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L842] 4 z = z$w_buff0_used && z$r_buff0_thd4 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd4 ? z$w_buff1 : z) [L843] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L843] 4 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$w_buff0_used [L844] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L844] 4 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$w_buff1_used [L845] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L845] 4 z$r_buff0_thd4 = z$w_buff0_used && z$r_buff0_thd4 ? (_Bool)0 : z$r_buff0_thd4 [L846] EXPR 4 z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L846] 4 z$r_buff1_thd4 = z$w_buff0_used && z$r_buff0_thd4 || z$w_buff1_used && z$r_buff1_thd4 ? (_Bool)0 : z$r_buff1_thd4 [L760] 1 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=1, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L775] 2 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=2, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L803] 3 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=3, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L849] 4 __unbuffered_cnt = __unbuffered_cnt + 1 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=0, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L873] 0 main$tmp_guard0 = __unbuffered_cnt == 4 VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L3] COND FALSE 0 !(!cond) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] EXPR 0 z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z [L877] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L877] 0 z = z$w_buff0_used && z$r_buff0_thd0 ? z$w_buff0 : (z$w_buff1_used && z$r_buff1_thd0 ? z$w_buff1 : z) [L878] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L878] 0 z$w_buff0_used = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$w_buff0_used [L879] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L879] 0 z$w_buff1_used = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$w_buff1_used [L880] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L880] 0 z$r_buff0_thd0 = z$w_buff0_used && z$r_buff0_thd0 ? (_Bool)0 : z$r_buff0_thd0 [L881] EXPR 0 z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L881] 0 z$r_buff1_thd0 = z$w_buff0_used && z$r_buff0_thd0 || z$w_buff1_used && z$r_buff1_thd0 ? (_Bool)0 : z$r_buff1_thd0 [L884] 0 main$tmp_guard1 = !(y == 2 && __unbuffered_p0_EAX == 0 && __unbuffered_p2_EAX == 0 && __unbuffered_p3_EAX == 1 && __unbuffered_p3_EBX == 0) VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] COND TRUE 0 !expression VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] [L18] 0 reach_error() VAL [__unbuffered_cnt=4, __unbuffered_p0_EAX=0, __unbuffered_p2_EAX=0, __unbuffered_p3_EAX=1, __unbuffered_p3_EBX=0, a=1, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, arg={0:0}, main$tmp_guard0=1, main$tmp_guard1=0, weak$$choice0=50, weak$$choice2=0, x=1, y=2, z=1, z$flush_delayed=0, z$mem_tmp=0, z$r_buff0_thd0=0, z$r_buff0_thd1=0, z$r_buff0_thd2=0, z$r_buff0_thd3=0, z$r_buff0_thd4=1, z$r_buff1_thd0=0, z$r_buff1_thd1=0, z$r_buff1_thd2=0, z$r_buff1_thd3=0, z$r_buff1_thd4=0, z$read_delayed=0, z$read_delayed_var={0:0}, z$w_buff0=1, z$w_buff0_used=0, z$w_buff1=0, z$w_buff1_used=0] - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 9 procedures, 161 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 28.5ms, RemoveRedundantFlowTime: 0.0ms, RemoveRedundantFlowUnfoldingTime: 0.0ms, BackfoldingTime: 0.0ms, BackfoldingUnfoldingTime: 0.0ms, FlowIncreaseByBackfolding: 0, BasicCegarLoop: VerificationResult: UNSAFE, OverallTime: 29008.1ms, OverallIterations: 13, TraceHistogramMax: 1, EmptinessCheckTime: 0.0ms, AutomataDifference: 26418.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 68.6ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 302 SDtfs, 595 SDslu, 1022 SDs, 0 SdLazy, 808 SolverSat, 203 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 866.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 179 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 155 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 357 ImplicationChecksByTransitivity, 2039.4ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=6828occurred in iteration=12, InterpolantAutomatonStates: 149, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 63.5ms SsaConstructionTime, 700.3ms SatisfiabilityAnalysisTime, 1291.3ms InterpolantComputationTime, 1156 NumberOfCodeBlocks, 1156 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1046 ConstructedInterpolants, 0 QuantifiedInterpolants, 4466 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 12 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...