/usr/bin/java -Xmx16000000000 -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.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/chl-collitem-symm.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-bf34d27 [2022-01-19 00:32:41,744 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-19 00:32:41,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-19 00:32:41,764 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-19 00:32:41,765 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-19 00:32:41,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-19 00:32:41,766 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-19 00:32:41,767 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-19 00:32:41,768 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-19 00:32:41,769 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-19 00:32:41,769 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-19 00:32:41,770 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-19 00:32:41,770 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-19 00:32:41,771 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-19 00:32:41,772 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-19 00:32:41,773 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-19 00:32:41,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-19 00:32:41,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-19 00:32:41,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-19 00:32:41,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-19 00:32:41,777 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-19 00:32:41,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-19 00:32:41,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-19 00:32:41,779 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-19 00:32:41,781 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-01-19 00:32:41,821 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-19 00:32:41,823 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-19 00:32:41,824 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-19 00:32:41,825 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.epf [2022-01-19 00:32:41,847 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-19 00:32:41,847 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-19 00:32:41,848 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-19 00:32:41,848 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-19 00:32:41,848 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-19 00:32:41,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Use SBE=true [2022-01-19 00:32:41,849 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * sizeof long=4 [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * sizeof long double=12 [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Use constant arrays=true [2022-01-19 00:32:41,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-19 00:32:41,850 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 00:32:41,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-19 00:32:41,850 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-19 00:32:41,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-01-19 00:32:42,043 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-19 00:32:42,060 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-19 00:32:42,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-19 00:32:42,062 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-19 00:32:42,063 INFO L275 PluginConnector]: CDTParser initialized [2022-01-19 00:32:42,064 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/chl-collitem-symm.wvr.c [2022-01-19 00:32:42,109 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0955c0ffd/42a77054e0c9429a98ea3b19301e359f/FLAG5f9dbb118 [2022-01-19 00:32:42,415 INFO L306 CDTParser]: Found 1 translation units. [2022-01-19 00:32:42,415 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-symm.wvr.c [2022-01-19 00:32:42,423 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0955c0ffd/42a77054e0c9429a98ea3b19301e359f/FLAG5f9dbb118 [2022-01-19 00:32:42,836 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0955c0ffd/42a77054e0c9429a98ea3b19301e359f [2022-01-19 00:32:42,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-19 00:32:42,839 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-19 00:32:42,842 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-19 00:32:42,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-19 00:32:42,844 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-19 00:32:42,845 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 12:32:42" (1/1) ... [2022-01-19 00:32:42,846 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@799e930f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:42, skipping insertion in model container [2022-01-19 00:32:42,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.01 12:32:42" (1/1) ... [2022-01-19 00:32:42,851 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-19 00:32:42,860 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-19 00:32:43,003 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-symm.wvr.c[2986,2999] [2022-01-19 00:32:43,012 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 00:32:43,019 INFO L203 MainTranslator]: Completed pre-run [2022-01-19 00:32:43,049 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/chl-collitem-symm.wvr.c[2986,2999] [2022-01-19 00:32:43,053 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-19 00:32:43,062 INFO L208 MainTranslator]: Completed translation [2022-01-19 00:32:43,062 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43 WrapperNode [2022-01-19 00:32:43,062 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-19 00:32:43,063 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-19 00:32:43,064 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-19 00:32:43,064 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-19 00:32:43,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,110 INFO L137 Inliner]: procedures = 22, calls = 35, calls flagged for inlining = 15, calls inlined = 29, statements flattened = 252 [2022-01-19 00:32:43,111 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-19 00:32:43,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-19 00:32:43,112 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-19 00:32:43,112 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-19 00:32:43,117 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,128 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,134 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,136 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,137 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,139 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-19 00:32:43,140 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-19 00:32:43,140 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-19 00:32:43,140 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-19 00:32:43,149 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (1/1) ... [2022-01-19 00:32:43,153 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-19 00:32:43,160 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-19 00:32:43,168 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-19 00:32:43,175 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-01-19 00:32:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-01-19 00:32:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-19 00:32:43,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-19 00:32:43,195 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-01-19 00:32:43,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-01-19 00:32:43,197 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-01-19 00:32:43,281 INFO L234 CfgBuilder]: Building ICFG [2022-01-19 00:32:43,283 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-19 00:32:43,617 INFO L275 CfgBuilder]: Performing block encoding [2022-01-19 00:32:43,896 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-19 00:32:43,896 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-01-19 00:32:43,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 12:32:43 BoogieIcfgContainer [2022-01-19 00:32:43,898 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-19 00:32:43,900 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-19 00:32:43,900 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-19 00:32:43,902 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-19 00:32:43,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.01 12:32:42" (1/3) ... [2022-01-19 00:32:43,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64abad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 12:32:43, skipping insertion in model container [2022-01-19 00:32:43,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.01 12:32:43" (2/3) ... [2022-01-19 00:32:43,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64abad7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.01 12:32:43, skipping insertion in model container [2022-01-19 00:32:43,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.01 12:32:43" (3/3) ... [2022-01-19 00:32:43,905 INFO L111 eAbstractionObserver]: Analyzing ICFG chl-collitem-symm.wvr.c [2022-01-19 00:32:43,908 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-19 00:32:43,908 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-19 00:32:43,908 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-01-19 00:32:43,939 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,939 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,939 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,940 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,942 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,943 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,944 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,946 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,947 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,948 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,951 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,951 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,952 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,953 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,955 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,957 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite10#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite12#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret11#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret13#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,958 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,959 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ite14#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,960 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,961 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,963 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,967 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,967 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,967 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,967 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,967 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ret2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#t~ite3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,968 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_minus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,970 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-01-19 00:32:43,971 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-01-19 00:32:44,012 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-19 00:32:44,017 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-01-19 00:32:44,017 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2022-01-19 00:32:44,029 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 118 places, 114 transitions, 244 flow [2022-01-19 00:32:44,057 INFO L129 PetriNetUnfolder]: 3/112 cut-off events. [2022-01-19 00:32:44,058 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 00:32:44,062 INFO L84 FinitePrefix]: Finished finitePrefix Result has 121 conditions, 112 events. 3/112 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 2. Compared 19 event pairs, 0 based on Foata normal form. 0/108 useless extension candidates. Maximal degree in co-relation 42. Up to 2 conditions per place. [2022-01-19 00:32:44,062 INFO L82 GeneralOperation]: Start removeDead. Operand has 118 places, 114 transitions, 244 flow [2022-01-19 00:32:44,065 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 107 places, 103 transitions, 218 flow [2022-01-19 00:32:44,086 INFO L129 PetriNetUnfolder]: 3/102 cut-off events. [2022-01-19 00:32:44,087 INFO L130 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-01-19 00:32:44,087 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 00:32:44,087 INFO L254 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] [2022-01-19 00:32:44,088 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 00:32:44,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 00:32:44,091 INFO L85 PathProgramCache]: Analyzing trace with hash 1512699852, now seen corresponding path program 1 times [2022-01-19 00:32:44,096 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 00:32:44,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1178664293] [2022-01-19 00:32:44,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 00:32:44,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 00:32:44,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 00:32:45,215 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 00:32:45,216 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 00:32:45,216 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1178664293] [2022-01-19 00:32:45,216 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1178664293] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 00:32:45,216 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 00:32:45,217 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-19 00:32:45,218 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124658228] [2022-01-19 00:32:45,218 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 00:32:45,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-19 00:32:45,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 00:32:45,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-19 00:32:45,240 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-01-19 00:32:45,243 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 114 [2022-01-19 00:32:45,246 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 107 places, 103 transitions, 218 flow. Second operand has 12 states, 12 states have (on average 72.16666666666667) internal successors, (866), 12 states have internal predecessors, (866), 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) [2022-01-19 00:32:45,246 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 00:32:45,246 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 114 [2022-01-19 00:32:45,247 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 00:32:46,372 INFO L129 PetriNetUnfolder]: 2/139 cut-off events. [2022-01-19 00:32:46,373 INFO L130 PetriNetUnfolder]: For 18/18 co-relation queries the response was YES. [2022-01-19 00:32:46,373 INFO L84 FinitePrefix]: Finished finitePrefix Result has 217 conditions, 139 events. 2/139 cut-off events. For 18/18 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 131 event pairs, 0 based on Foata normal form. 6/140 useless extension candidates. Maximal degree in co-relation 37. Up to 24 conditions per place. [2022-01-19 00:32:46,374 INFO L132 encePairwiseOnDemand]: 97/114 looper letters, 37 selfloop transitions, 1 changer transitions 21/118 dead transitions. [2022-01-19 00:32:46,374 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 121 places, 118 transitions, 375 flow [2022-01-19 00:32:46,375 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-01-19 00:32:46,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2022-01-19 00:32:46,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 1101 transitions. [2022-01-19 00:32:46,386 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.643859649122807 [2022-01-19 00:32:46,387 INFO L72 ComplementDD]: Start complementDD. Operand 15 states and 1101 transitions. [2022-01-19 00:32:46,387 INFO L73 IsDeterministic]: Start isDeterministic. Operand 15 states and 1101 transitions. [2022-01-19 00:32:46,389 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 00:32:46,390 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 15 states and 1101 transitions. [2022-01-19 00:32:46,394 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 16 states, 15 states have (on average 73.4) internal successors, (1101), 15 states have internal predecessors, (1101), 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) [2022-01-19 00:32:46,400 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 16 states, 16 states have (on average 114.0) internal successors, (1824), 16 states have internal predecessors, (1824), 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) [2022-01-19 00:32:46,401 INFO L81 ComplementDD]: Finished complementDD. Result has 16 states, 16 states have (on average 114.0) internal successors, (1824), 16 states have internal predecessors, (1824), 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) [2022-01-19 00:32:46,402 INFO L186 Difference]: Start difference. First operand has 107 places, 103 transitions, 218 flow. Second operand 15 states and 1101 transitions. [2022-01-19 00:32:46,402 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 121 places, 118 transitions, 375 flow [2022-01-19 00:32:46,405 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 117 places, 118 transitions, 361 flow, removed 0 selfloop flow, removed 4 redundant places. [2022-01-19 00:32:46,407 INFO L242 Difference]: Finished difference. Result has 127 places, 97 transitions, 221 flow [2022-01-19 00:32:46,408 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=204, PETRI_DIFFERENCE_MINUEND_PLACES=103, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=100, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=99, PETRI_DIFFERENCE_SUBTRAHEND_STATES=15, PETRI_FLOW=221, PETRI_PLACES=127, PETRI_TRANSITIONS=97} [2022-01-19 00:32:46,411 INFO L334 CegarLoopForPetriNet]: 107 programPoint places, 20 predicate places. [2022-01-19 00:32:46,411 INFO L470 AbstractCegarLoop]: Abstraction has has 127 places, 97 transitions, 221 flow [2022-01-19 00:32:46,411 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 72.16666666666667) internal successors, (866), 12 states have internal predecessors, (866), 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) [2022-01-19 00:32:46,411 INFO L246 CegarLoopForPetriNet]: Found error trace [2022-01-19 00:32:46,412 INFO L254 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] [2022-01-19 00:32:46,412 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-01-19 00:32:46,412 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION] === [2022-01-19 00:32:46,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-19 00:32:46,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1152983810, now seen corresponding path program 2 times [2022-01-19 00:32:46,412 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-01-19 00:32:46,413 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324135095] [2022-01-19 00:32:46,413 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-19 00:32:46,413 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-01-19 00:32:46,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-19 00:32:47,415 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-19 00:32:47,415 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-01-19 00:32:47,416 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324135095] [2022-01-19 00:32:47,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324135095] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-19 00:32:47,417 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-19 00:32:47,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-01-19 00:32:47,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1410307320] [2022-01-19 00:32:47,417 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-19 00:32:47,418 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-01-19 00:32:47,418 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-01-19 00:32:47,419 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-01-19 00:32:47,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-01-19 00:32:47,420 INFO L499 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 114 [2022-01-19 00:32:47,421 INFO L92 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 127 places, 97 transitions, 221 flow. Second operand has 12 states, 12 states have (on average 72.16666666666667) internal successors, (866), 12 states have internal predecessors, (866), 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) [2022-01-19 00:32:47,421 INFO L101 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-01-19 00:32:47,421 INFO L102 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 114 [2022-01-19 00:32:47,422 INFO L74 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-01-19 00:32:48,270 INFO L129 PetriNetUnfolder]: 1/104 cut-off events. [2022-01-19 00:32:48,270 INFO L130 PetriNetUnfolder]: For 11/14 co-relation queries the response was YES. [2022-01-19 00:32:48,271 INFO L84 FinitePrefix]: Finished finitePrefix Result has 173 conditions, 104 events. 1/104 cut-off events. For 11/14 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 42 event pairs, 1 based on Foata normal form. 3/106 useless extension candidates. Maximal degree in co-relation 160. Up to 27 conditions per place. [2022-01-19 00:32:48,271 INFO L132 encePairwiseOnDemand]: 103/114 looper letters, 0 selfloop transitions, 0 changer transitions 96/96 dead transitions. [2022-01-19 00:32:48,271 INFO L138 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 120 places, 96 transitions, 299 flow [2022-01-19 00:32:48,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-01-19 00:32:48,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2022-01-19 00:32:48,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 868 transitions. [2022-01-19 00:32:48,273 INFO L544 CegarLoopForPetriNet]: DFA transition density 0.6345029239766082 [2022-01-19 00:32:48,273 INFO L72 ComplementDD]: Start complementDD. Operand 12 states and 868 transitions. [2022-01-19 00:32:48,273 INFO L73 IsDeterministic]: Start isDeterministic. Operand 12 states and 868 transitions. [2022-01-19 00:32:48,274 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-01-19 00:32:48,274 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 12 states and 868 transitions. [2022-01-19 00:32:48,275 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 13 states, 12 states have (on average 72.33333333333333) internal successors, (868), 12 states have internal predecessors, (868), 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) [2022-01-19 00:32:48,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 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) [2022-01-19 00:32:48,278 INFO L81 ComplementDD]: Finished complementDD. Result has 13 states, 13 states have (on average 114.0) internal successors, (1482), 13 states have internal predecessors, (1482), 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) [2022-01-19 00:32:48,278 INFO L186 Difference]: Start difference. First operand has 127 places, 97 transitions, 221 flow. Second operand 12 states and 868 transitions. [2022-01-19 00:32:48,278 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 120 places, 96 transitions, 299 flow [2022-01-19 00:32:48,279 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 111 places, 96 transitions, 281 flow, removed 8 selfloop flow, removed 9 redundant places. [2022-01-19 00:32:48,279 INFO L242 Difference]: Finished difference. Result has 111 places, 0 transitions, 0 flow [2022-01-19 00:32:48,279 INFO L317 CegarLoopForPetriNet]: {PETRI_ALPHABET=114, PETRI_DIFFERENCE_MINUEND_FLOW=196, PETRI_DIFFERENCE_MINUEND_PLACES=100, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=94, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=94, PETRI_DIFFERENCE_SUBTRAHEND_STATES=12, PETRI_FLOW=0, PETRI_PLACES=111, PETRI_TRANSITIONS=0} [2022-01-19 00:32:48,280 INFO L334 CegarLoopForPetriNet]: 107 programPoint places, 4 predicate places. [2022-01-19 00:32:48,280 INFO L470 AbstractCegarLoop]: Abstraction has has 111 places, 0 transitions, 0 flow [2022-01-19 00:32:48,281 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 72.16666666666667) internal successors, (866), 12 states have internal predecessors, (866), 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) [2022-01-19 00:32:48,282 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2022-01-19 00:32:48,283 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATION (1 of 3 remaining) [2022-01-19 00:32:48,283 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATION (0 of 3 remaining) [2022-01-19 00:32:48,283 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-01-19 00:32:48,285 INFO L732 BasicCegarLoop]: Path program histogram: [2] [2022-01-19 00:32:48,286 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-01-19 00:32:48,286 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-01-19 00:32:48,289 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.01 12:32:48 BasicIcfg [2022-01-19 00:32:48,289 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-19 00:32:48,289 INFO L158 Benchmark]: Toolchain (without parser) took 5449.94ms. Allocated memory was 346.0MB in the beginning and 429.9MB in the end (delta: 83.9MB). Free memory was 296.6MB in the beginning and 350.2MB in the end (delta: -53.6MB). Peak memory consumption was 30.6MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,289 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 346.0MB. Free memory is still 312.8MB. There was no memory consumed. Max. memory is 16.0GB. [2022-01-19 00:32:48,290 INFO L158 Benchmark]: CACSL2BoogieTranslator took 220.29ms. Allocated memory is still 346.0MB. Free memory was 296.4MB in the beginning and 319.2MB in the end (delta: -22.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.27ms. Allocated memory is still 346.0MB. Free memory was 319.2MB in the beginning and 316.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,290 INFO L158 Benchmark]: Boogie Preprocessor took 27.60ms. Allocated memory is still 346.0MB. Free memory was 316.6MB in the beginning and 315.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,291 INFO L158 Benchmark]: RCFGBuilder took 758.73ms. Allocated memory is still 346.0MB. Free memory was 315.1MB in the beginning and 309.5MB in the end (delta: 5.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,291 INFO L158 Benchmark]: TraceAbstraction took 4388.72ms. Allocated memory was 346.0MB in the beginning and 429.9MB in the end (delta: 83.9MB). Free memory was 308.5MB in the beginning and 350.2MB in the end (delta: -41.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.0GB. [2022-01-19 00:32:48,292 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 346.0MB. Free memory is still 312.8MB. There was no memory consumed. Max. memory is 16.0GB. * CACSL2BoogieTranslator took 220.29ms. Allocated memory is still 346.0MB. Free memory was 296.4MB in the beginning and 319.2MB in the end (delta: -22.8MB). Peak memory consumption was 19.0MB. Max. memory is 16.0GB. * Boogie Procedure Inliner took 47.27ms. Allocated memory is still 346.0MB. Free memory was 319.2MB in the beginning and 316.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * Boogie Preprocessor took 27.60ms. Allocated memory is still 346.0MB. Free memory was 316.6MB in the beginning and 315.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.0GB. * RCFGBuilder took 758.73ms. Allocated memory is still 346.0MB. Free memory was 315.1MB in the beginning and 309.5MB in the end (delta: 5.6MB). Peak memory consumption was 67.1MB. Max. memory is 16.0GB. * TraceAbstraction took 4388.72ms. Allocated memory was 346.0MB in the beginning and 429.9MB in the end (delta: 83.9MB). Free memory was 308.5MB in the beginning and 350.2MB in the end (delta: -41.8MB). Peak memory consumption was 41.1MB. Max. memory is 16.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 87]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 122 locations, 3 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 4.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 2.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 105 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 105 mSDsluCounter, 210 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 224 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 245 IncrementalHoareTripleChecker+Invalid, 250 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 47 mSDtfsCounter, 245 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 45 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 2.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=221occurred in iteration=1, InterpolantAutomatonStates: 27, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 194 NumberOfCodeBlocks, 194 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 192 ConstructedInterpolants, 0 QuantifiedInterpolants, 3258 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-01-19 00:32:48,323 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...