/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/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/goblint-regression/28-race_reach_74-tricky_address1_racefree.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-c7b2d19 [2022-03-15 18:18:35,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-03-15 18:18:35,804 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-03-15 18:18:35,909 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-03-15 18:18:35,909 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-03-15 18:18:35,913 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-03-15 18:18:35,916 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-03-15 18:18:35,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-03-15 18:18:35,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-03-15 18:18:35,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-03-15 18:18:35,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-03-15 18:18:35,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-03-15 18:18:35,923 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-03-15 18:18:35,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-03-15 18:18:35,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-03-15 18:18:35,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-03-15 18:18:35,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-03-15 18:18:35,953 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-03-15 18:18:35,954 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-03-15 18:18:35,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-03-15 18:18:35,957 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-03-15 18:18:35,958 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-03-15 18:18:35,959 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-03-15 18:18:35,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-03-15 18:18:35,961 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2022-03-15 18:18:35,966 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-03-15 18:18:35,967 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-03-15 18:18:35,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-03-15 18:18:35,969 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/mcr/svcomp-Reach-32bit-Automizer_Default-noMmResRef-FA-McrAutomaton-WP.epf [2022-03-15 18:18:35,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-03-15 18:18:35,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-03-15 18:18:35,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-03-15 18:18:35,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-03-15 18:18:35,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-03-15 18:18:35,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-03-15 18:18:35,994 INFO L138 SettingsManager]: * Use SBE=true [2022-03-15 18:18:35,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-03-15 18:18:35,994 INFO L138 SettingsManager]: * sizeof long=4 [2022-03-15 18:18:35,994 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * sizeof long double=12 [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Use constant arrays=true [2022-03-15 18:18:35,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-03-15 18:18:35,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:18:35,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=Craig_NestedInterpolation [2022-03-15 18:18:35,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-03-15 18:18:35,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-03-15 18:18:35,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-03-15 18:18:35,997 INFO L138 SettingsManager]: * Override the interpolant automaton setting of the refinement strategy=true [2022-03-15 18:18:35,997 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=VARIABLE_BASED_MOVER_CHECK [2022-03-15 18:18:35,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-03-15 18:18:35,998 INFO L138 SettingsManager]: * Interpolant automaton=MCR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-03-15 18:18:36,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-03-15 18:18:36,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-03-15 18:18:36,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-03-15 18:18:36,180 INFO L271 PluginConnector]: Initializing CDTParser... [2022-03-15 18:18:36,181 INFO L275 PluginConnector]: CDTParser initialized [2022-03-15 18:18:36,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/28-race_reach_74-tricky_address1_racefree.i [2022-03-15 18:18:36,237 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190de9df8/23f9db4041de4bd394b05b7b9a702f8d/FLAG7ec242aa5 [2022-03-15 18:18:36,679 INFO L306 CDTParser]: Found 1 translation units. [2022-03-15 18:18:36,680 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_74-tricky_address1_racefree.i [2022-03-15 18:18:36,695 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190de9df8/23f9db4041de4bd394b05b7b9a702f8d/FLAG7ec242aa5 [2022-03-15 18:18:37,021 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/190de9df8/23f9db4041de4bd394b05b7b9a702f8d [2022-03-15 18:18:37,025 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-03-15 18:18:37,027 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-03-15 18:18:37,037 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-03-15 18:18:37,038 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-03-15 18:18:37,040 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-03-15 18:18:37,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,041 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@257ddeed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37, skipping insertion in model container [2022-03-15 18:18:37,041 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-03-15 18:18:37,084 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-03-15 18:18:37,398 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_74-tricky_address1_racefree.i[41323,41336] [2022-03-15 18:18:37,425 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:18:37,440 INFO L203 MainTranslator]: Completed pre-run [2022-03-15 18:18:37,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/28-race_reach_74-tricky_address1_racefree.i[41323,41336] [2022-03-15 18:18:37,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-03-15 18:18:37,506 INFO L208 MainTranslator]: Completed translation [2022-03-15 18:18:37,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37 WrapperNode [2022-03-15 18:18:37,508 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-03-15 18:18:37,508 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-03-15 18:18:37,509 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-03-15 18:18:37,509 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-03-15 18:18:37,514 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,545 INFO L137 Inliner]: procedures = 270, calls = 41, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 186 [2022-03-15 18:18:37,545 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-03-15 18:18:37,546 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-03-15 18:18:37,546 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-03-15 18:18:37,546 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-03-15 18:18:37,552 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,552 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,555 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,555 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,562 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,566 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,567 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,569 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-03-15 18:18:37,570 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-03-15 18:18:37,570 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-03-15 18:18:37,570 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-03-15 18:18:37,586 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (1/1) ... [2022-03-15 18:18:37,592 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-03-15 18:18:37,600 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:37,610 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) [2022-03-15 18:18:37,621 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 [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-03-15 18:18:37,643 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-03-15 18:18:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-03-15 18:18:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-03-15 18:18:37,644 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-03-15 18:18:37,644 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-03-15 18:18:37,645 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-03-15 18:18:37,760 INFO L234 CfgBuilder]: Building ICFG [2022-03-15 18:18:37,761 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-03-15 18:18:37,972 INFO L275 CfgBuilder]: Performing block encoding [2022-03-15 18:18:37,979 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-03-15 18:18:37,980 INFO L299 CfgBuilder]: Removed 23 assume(true) statements. [2022-03-15 18:18:37,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:18:37 BoogieIcfgContainer [2022-03-15 18:18:37,982 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-03-15 18:18:37,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-03-15 18:18:37,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-03-15 18:18:37,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-03-15 18:18:37,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.03 06:18:37" (1/3) ... [2022-03-15 18:18:37,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a9ff2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:18:37, skipping insertion in model container [2022-03-15 18:18:37,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.03 06:18:37" (2/3) ... [2022-03-15 18:18:37,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66a9ff2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.03 06:18:37, skipping insertion in model container [2022-03-15 18:18:37,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.03 06:18:37" (3/3) ... [2022-03-15 18:18:37,988 INFO L111 eAbstractionObserver]: Analyzing ICFG 28-race_reach_74-tricky_address1_racefree.i [2022-03-15 18:18:37,992 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-03-15 18:18:37,993 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2022-03-15 18:18:37,993 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-03-15 18:18:37,993 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-03-15 18:18:38,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,026 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,027 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,028 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,029 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,030 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,031 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,032 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,033 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,036 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,037 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,038 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,039 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,040 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,041 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,042 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,043 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,044 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,045 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,046 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,047 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,048 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,049 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,052 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,053 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,054 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:38,057 INFO L148 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-03-15 18:18:38,102 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 18:18:38,107 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 18:18:38,107 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-03-15 18:18:38,118 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 18:18:38,124 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 169 places, 197 transitions, 402 flow [2022-03-15 18:18:38,126 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 169 places, 197 transitions, 402 flow [2022-03-15 18:18:38,127 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 169 places, 197 transitions, 402 flow [2022-03-15 18:18:38,219 INFO L129 PetriNetUnfolder]: 45/269 cut-off events. [2022-03-15 18:18:38,220 INFO L130 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-03-15 18:18:38,229 INFO L84 FinitePrefix]: Finished finitePrefix Result has 275 conditions, 269 events. 45/269 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 860 event pairs, 0 based on Foata normal form. 0/218 useless extension candidates. Maximal degree in co-relation 147. Up to 8 conditions per place. [2022-03-15 18:18:38,242 INFO L116 LiptonReduction]: Number of co-enabled transitions 10920 [2022-03-15 18:18:40,591 INFO L131 LiptonReduction]: Checked pairs total: 17507 [2022-03-15 18:18:40,591 INFO L133 LiptonReduction]: Total number of compositions: 168 [2022-03-15 18:18:40,604 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 46 places, 67 transitions, 142 flow [2022-03-15 18:18:40,675 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 431 states, 424 states have (on average 2.9693396226415096) internal successors, (1259), 430 states have internal predecessors, (1259), 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) [2022-03-15 18:18:40,678 INFO L276 IsEmpty]: Start isEmpty. Operand has 431 states, 424 states have (on average 2.9693396226415096) internal successors, (1259), 430 states have internal predecessors, (1259), 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) [2022-03-15 18:18:40,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 18:18:40,682 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:40,682 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 18:18:40,683 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:40,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:40,691 INFO L85 PathProgramCache]: Analyzing trace with hash 1745092747, now seen corresponding path program 1 times [2022-03-15 18:18:40,704 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:40,705 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1289528474] [2022-03-15 18:18:40,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:40,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:40,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:40,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:40,877 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:40,877 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1289528474] [2022-03-15 18:18:40,877 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1289528474] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:18:40,877 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 18:18:40,877 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 18:18:40,879 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [338955065] [2022-03-15 18:18:40,879 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:40,884 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:40,891 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 18:18:40,892 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:40,894 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:40,895 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:18:40,895 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:40,914 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:18:40,914 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:18:40,917 INFO L87 Difference]: Start difference. First operand has 431 states, 424 states have (on average 2.9693396226415096) internal successors, (1259), 430 states have internal predecessors, (1259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:18:40,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:40,992 INFO L93 Difference]: Finished difference Result 432 states and 845 transitions. [2022-03-15 18:18:40,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:18:40,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-03-15 18:18:40,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:41,003 INFO L225 Difference]: With dead ends: 432 [2022-03-15 18:18:41,003 INFO L226 Difference]: Without dead ends: 228 [2022-03-15 18:18:41,004 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:18:41,008 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:41,012 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:41,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2022-03-15 18:18:41,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2022-03-15 18:18:41,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 221 states have (on average 1.9004524886877827) internal successors, (420), 227 states have internal predecessors, (420), 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) [2022-03-15 18:18:41,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2022-03-15 18:18:41,050 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 6 [2022-03-15 18:18:41,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:41,050 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2022-03-15 18:18:41,051 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:18:41,051 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2022-03-15 18:18:41,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 18:18:41,051 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:41,051 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:18:41,051 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-03-15 18:18:41,051 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:41,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:41,052 INFO L85 PathProgramCache]: Analyzing trace with hash 1706018397, now seen corresponding path program 1 times [2022-03-15 18:18:41,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:41,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361487803] [2022-03-15 18:18:41,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:41,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:41,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:41,099 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:41,099 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:41,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361487803] [2022-03-15 18:18:41,099 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361487803] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:41,099 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [442519548] [2022-03-15 18:18:41,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:41,100 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:41,100 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:41,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:41,147 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-03-15 18:18:41,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:41,194 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-15 18:18:41,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:41,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 18:18:41,236 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 18:18:41,236 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [442519548] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:18:41,236 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 18:18:41,236 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2022-03-15 18:18:41,237 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [377919715] [2022-03-15 18:18:41,237 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:41,238 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:41,238 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 18:18:41,238 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:41,239 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:41,239 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:18:41,239 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:41,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:18:41,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:18:41,239 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:41,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:41,283 INFO L93 Difference]: Finished difference Result 224 states and 416 transitions. [2022-03-15 18:18:41,283 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:18:41,284 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 18:18:41,284 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:41,285 INFO L225 Difference]: With dead ends: 224 [2022-03-15 18:18:41,285 INFO L226 Difference]: Without dead ends: 224 [2022-03-15 18:18:41,285 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:18:41,286 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 20 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:41,286 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 16 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:41,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 224 states. [2022-03-15 18:18:41,294 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 224 to 224. [2022-03-15 18:18:41,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 224 states, 218 states have (on average 1.908256880733945) internal successors, (416), 223 states have internal predecessors, (416), 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) [2022-03-15 18:18:41,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 416 transitions. [2022-03-15 18:18:41,295 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 416 transitions. Word has length 7 [2022-03-15 18:18:41,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:41,295 INFO L470 AbstractCegarLoop]: Abstraction has 224 states and 416 transitions. [2022-03-15 18:18:41,296 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:41,296 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 416 transitions. [2022-03-15 18:18:41,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-03-15 18:18:41,296 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:41,296 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-03-15 18:18:41,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:41,513 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:41,514 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:41,514 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:41,514 INFO L85 PathProgramCache]: Analyzing trace with hash 1315658798, now seen corresponding path program 1 times [2022-03-15 18:18:41,516 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:41,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1625462639] [2022-03-15 18:18:41,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:41,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:41,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:41,574 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:41,574 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:41,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1625462639] [2022-03-15 18:18:41,574 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1625462639] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:41,574 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1776099044] [2022-03-15 18:18:41,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:41,575 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:41,575 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:41,589 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:41,593 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-03-15 18:18:41,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:41,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 18:18:41,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:41,674 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:41,675 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:41,699 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1776099044] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:41,700 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:41,700 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-03-15 18:18:41,700 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2068626910] [2022-03-15 18:18:41,700 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:41,701 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:41,702 INFO L252 McrAutomatonBuilder]: Finished intersection with 9 states and 8 transitions. [2022-03-15 18:18:41,702 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:41,725 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:41,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:18:41,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:41,726 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:18:41,727 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:18:41,727 INFO L87 Difference]: Start difference. First operand 224 states and 416 transitions. Second operand has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:41,778 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:41,778 INFO L93 Difference]: Finished difference Result 225 states and 417 transitions. [2022-03-15 18:18:41,778 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:18:41,779 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-03-15 18:18:41,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:41,781 INFO L225 Difference]: With dead ends: 225 [2022-03-15 18:18:41,781 INFO L226 Difference]: Without dead ends: 225 [2022-03-15 18:18:41,781 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:18:41,786 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 74 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 74 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:41,787 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 74 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:41,788 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 225 states. [2022-03-15 18:18:41,795 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 225 to 225. [2022-03-15 18:18:41,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 219 states have (on average 1.904109589041096) internal successors, (417), 224 states have internal predecessors, (417), 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) [2022-03-15 18:18:41,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 417 transitions. [2022-03-15 18:18:41,796 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 417 transitions. Word has length 8 [2022-03-15 18:18:41,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:41,796 INFO L470 AbstractCegarLoop]: Abstraction has 225 states and 417 transitions. [2022-03-15 18:18:41,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.75) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:41,797 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 417 transitions. [2022-03-15 18:18:41,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 18:18:41,797 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:41,797 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:41,817 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:42,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2022-03-15 18:18:42,017 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:42,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:42,018 INFO L85 PathProgramCache]: Analyzing trace with hash -1875053184, now seen corresponding path program 2 times [2022-03-15 18:18:42,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:42,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [369379946] [2022-03-15 18:18:42,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:42,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:42,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:42,084 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,084 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:42,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [369379946] [2022-03-15 18:18:42,085 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [369379946] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:42,085 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [962603512] [2022-03-15 18:18:42,085 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:18:42,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:42,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:42,088 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:42,089 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-03-15 18:18:42,145 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:18:42,145 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:42,146 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 18:18:42,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:42,164 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:42,198 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [962603512] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:42,199 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:42,199 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-03-15 18:18:42,199 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1054675701] [2022-03-15 18:18:42,199 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:42,199 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:42,200 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 18:18:42,200 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:42,200 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:42,200 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 18:18:42,201 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:42,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 18:18:42,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:18:42,201 INFO L87 Difference]: Start difference. First operand 225 states and 417 transitions. Second operand has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-03-15 18:18:42,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:42,256 INFO L93 Difference]: Finished difference Result 226 states and 418 transitions. [2022-03-15 18:18:42,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 18:18:42,256 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 18:18:42,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:42,257 INFO L225 Difference]: With dead ends: 226 [2022-03-15 18:18:42,257 INFO L226 Difference]: Without dead ends: 226 [2022-03-15 18:18:42,257 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:18:42,258 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 112 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:42,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 112 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:42,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2022-03-15 18:18:42,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 226. [2022-03-15 18:18:42,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 226 states, 220 states have (on average 1.9) internal successors, (418), 225 states have internal predecessors, (418), 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) [2022-03-15 18:18:42,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 226 states and 418 transitions. [2022-03-15 18:18:42,264 INFO L78 Accepts]: Start accepts. Automaton has 226 states and 418 transitions. Word has length 9 [2022-03-15 18:18:42,264 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:42,265 INFO L470 AbstractCegarLoop]: Abstraction has 226 states and 418 transitions. [2022-03-15 18:18:42,265 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 1.6) internal successors, (8), 4 states have internal predecessors, (8), 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) [2022-03-15 18:18:42,265 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 418 transitions. [2022-03-15 18:18:42,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 18:18:42,265 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:42,265 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:42,297 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:42,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:42,483 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:42,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:42,483 INFO L85 PathProgramCache]: Analyzing trace with hash -2002876818, now seen corresponding path program 3 times [2022-03-15 18:18:42,484 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:42,484 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2067589661] [2022-03-15 18:18:42,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:42,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:42,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:42,524 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,524 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:42,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2067589661] [2022-03-15 18:18:42,525 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2067589661] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:42,525 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [36287082] [2022-03-15 18:18:42,525 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:18:42,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:42,525 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:42,526 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:42,527 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-03-15 18:18:42,580 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-03-15 18:18:42,580 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:42,581 INFO L263 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 18:18:42,582 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:42,602 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,603 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:42,638 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,638 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [36287082] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:42,638 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:42,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-15 18:18:42,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1874494451] [2022-03-15 18:18:42,638 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:42,639 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:42,640 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 18:18:42,640 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:42,640 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:42,640 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:18:42,640 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:42,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:18:42,641 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:18:42,641 INFO L87 Difference]: Start difference. First operand 226 states and 418 transitions. Second operand has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:18:42,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:42,713 INFO L93 Difference]: Finished difference Result 227 states and 419 transitions. [2022-03-15 18:18:42,713 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:18:42,713 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 18:18:42,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:42,714 INFO L225 Difference]: With dead ends: 227 [2022-03-15 18:18:42,714 INFO L226 Difference]: Without dead ends: 227 [2022-03-15 18:18:42,714 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:18:42,715 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 168 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 40 SdHoareTripleChecker+Invalid, 182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:42,715 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 40 Invalid, 182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:42,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 227 states. [2022-03-15 18:18:42,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 227 to 227. [2022-03-15 18:18:42,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 227 states, 221 states have (on average 1.8959276018099547) internal successors, (419), 226 states have internal predecessors, (419), 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) [2022-03-15 18:18:42,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 227 states and 419 transitions. [2022-03-15 18:18:42,731 INFO L78 Accepts]: Start accepts. Automaton has 227 states and 419 transitions. Word has length 10 [2022-03-15 18:18:42,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:42,731 INFO L470 AbstractCegarLoop]: Abstraction has 227 states and 419 transitions. [2022-03-15 18:18:42,731 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.5) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:18:42,732 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2022-03-15 18:18:42,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-03-15 18:18:42,732 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:42,732 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:42,752 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:42,948 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:42,949 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:42,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:42,949 INFO L85 PathProgramCache]: Analyzing trace with hash -1670442176, now seen corresponding path program 4 times [2022-03-15 18:18:42,950 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:42,950 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644303409] [2022-03-15 18:18:42,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:42,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:42,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:42,992 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:42,992 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:42,992 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644303409] [2022-03-15 18:18:42,992 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1644303409] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:42,993 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2006375276] [2022-03-15 18:18:42,993 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 18:18:42,993 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:42,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:42,994 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:42,995 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-03-15 18:18:43,048 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 18:18:43,048 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:43,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 18:18:43,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:43,073 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:43,073 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:43,127 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:43,127 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2006375276] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:43,127 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:43,127 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2022-03-15 18:18:43,128 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1822744489] [2022-03-15 18:18:43,128 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:43,129 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:43,130 INFO L252 McrAutomatonBuilder]: Finished intersection with 12 states and 11 transitions. [2022-03-15 18:18:43,130 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:43,130 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:43,130 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 18:18:43,130 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:43,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 18:18:43,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:43,131 INFO L87 Difference]: Start difference. First operand 227 states and 419 transitions. Second operand has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2022-03-15 18:18:43,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:43,191 INFO L93 Difference]: Finished difference Result 228 states and 420 transitions. [2022-03-15 18:18:43,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 18:18:43,192 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-03-15 18:18:43,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:43,193 INFO L225 Difference]: With dead ends: 228 [2022-03-15 18:18:43,193 INFO L226 Difference]: Without dead ends: 228 [2022-03-15 18:18:43,193 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:43,194 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 112 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 112 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:43,194 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 115 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 112 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:43,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2022-03-15 18:18:43,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 228. [2022-03-15 18:18:43,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 228 states, 222 states have (on average 1.8918918918918919) internal successors, (420), 227 states have internal predecessors, (420), 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) [2022-03-15 18:18:43,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 420 transitions. [2022-03-15 18:18:43,200 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 420 transitions. Word has length 11 [2022-03-15 18:18:43,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:43,200 INFO L470 AbstractCegarLoop]: Abstraction has 228 states and 420 transitions. [2022-03-15 18:18:43,200 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.4285714285714286) internal successors, (10), 6 states have internal predecessors, (10), 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) [2022-03-15 18:18:43,201 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 420 transitions. [2022-03-15 18:18:43,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-03-15 18:18:43,201 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:43,201 INFO L514 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:43,243 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-03-15 18:18:43,427 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:43,428 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:43,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:43,428 INFO L85 PathProgramCache]: Analyzing trace with hash 45097134, now seen corresponding path program 5 times [2022-03-15 18:18:43,430 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:43,430 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1197015771] [2022-03-15 18:18:43,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:43,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:43,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:43,479 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:43,479 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:43,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1197015771] [2022-03-15 18:18:43,479 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1197015771] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:43,479 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [281788358] [2022-03-15 18:18:43,479 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 18:18:43,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:43,479 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:43,481 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:43,530 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-03-15 18:18:43,589 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-03-15 18:18:43,589 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:43,590 INFO L263 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 18:18:43,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:43,611 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:43,612 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:43,669 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:43,669 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [281788358] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:43,669 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:43,669 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2022-03-15 18:18:43,669 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [46024651] [2022-03-15 18:18:43,669 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:43,670 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:43,671 INFO L252 McrAutomatonBuilder]: Finished intersection with 13 states and 12 transitions. [2022-03-15 18:18:43,671 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:43,672 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:43,672 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 18:18:43,672 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:43,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 18:18:43,672 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:43,673 INFO L87 Difference]: Start difference. First operand 228 states and 420 transitions. Second operand has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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) [2022-03-15 18:18:43,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:43,726 INFO L93 Difference]: Finished difference Result 229 states and 421 transitions. [2022-03-15 18:18:43,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 18:18:43,726 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 12 [2022-03-15 18:18:43,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:43,727 INFO L225 Difference]: With dead ends: 229 [2022-03-15 18:18:43,727 INFO L226 Difference]: Without dead ends: 229 [2022-03-15 18:18:43,727 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 17 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:43,728 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:43,728 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:43,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 229 states. [2022-03-15 18:18:43,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 229 to 229. [2022-03-15 18:18:43,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 229 states, 223 states have (on average 1.8878923766816142) internal successors, (421), 228 states have internal predecessors, (421), 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) [2022-03-15 18:18:43,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 421 transitions. [2022-03-15 18:18:43,732 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 421 transitions. Word has length 12 [2022-03-15 18:18:43,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:43,732 INFO L470 AbstractCegarLoop]: Abstraction has 229 states and 421 transitions. [2022-03-15 18:18:43,732 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.375) internal successors, (11), 7 states have internal predecessors, (11), 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) [2022-03-15 18:18:43,733 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 421 transitions. [2022-03-15 18:18:43,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-03-15 18:18:43,733 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:43,733 INFO L514 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:43,750 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:43,941 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:43,942 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:43,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:43,943 INFO L85 PathProgramCache]: Analyzing trace with hash 1687208192, now seen corresponding path program 6 times [2022-03-15 18:18:43,945 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:43,945 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [767600624] [2022-03-15 18:18:43,945 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:43,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:43,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:44,031 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,031 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:44,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [767600624] [2022-03-15 18:18:44,032 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [767600624] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:44,032 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1256358323] [2022-03-15 18:18:44,032 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 18:18:44,032 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:44,032 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:44,043 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:44,055 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-03-15 18:18:44,117 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 4 check-sat command(s) [2022-03-15 18:18:44,117 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:44,118 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 18:18:44,119 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:44,158 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,158 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:44,228 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,228 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1256358323] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:44,228 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:44,228 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-03-15 18:18:44,228 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [868337687] [2022-03-15 18:18:44,228 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:44,230 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:44,232 INFO L252 McrAutomatonBuilder]: Finished intersection with 14 states and 13 transitions. [2022-03-15 18:18:44,232 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:44,232 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:44,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 18:18:44,232 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:44,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 18:18:44,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:44,233 INFO L87 Difference]: Start difference. First operand 229 states and 421 transitions. Second operand has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-03-15 18:18:44,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:44,305 INFO L93 Difference]: Finished difference Result 230 states and 422 transitions. [2022-03-15 18:18:44,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 18:18:44,305 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-03-15 18:18:44,305 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:44,306 INFO L225 Difference]: With dead ends: 230 [2022-03-15 18:18:44,306 INFO L226 Difference]: Without dead ends: 230 [2022-03-15 18:18:44,306 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 20 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:44,307 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 149 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 151 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 149 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:44,307 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 151 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 149 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:44,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2022-03-15 18:18:44,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2022-03-15 18:18:44,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 224 states have (on average 1.8839285714285714) internal successors, (422), 229 states have internal predecessors, (422), 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) [2022-03-15 18:18:44,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 422 transitions. [2022-03-15 18:18:44,311 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 422 transitions. Word has length 13 [2022-03-15 18:18:44,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:44,311 INFO L470 AbstractCegarLoop]: Abstraction has 230 states and 422 transitions. [2022-03-15 18:18:44,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 8 states have internal predecessors, (12), 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) [2022-03-15 18:18:44,311 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 422 transitions. [2022-03-15 18:18:44,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 18:18:44,311 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:44,311 INFO L514 BasicCegarLoop]: trace histogram [7, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:44,332 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:44,527 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:44,528 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:44,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:44,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1053043438, now seen corresponding path program 7 times [2022-03-15 18:18:44,529 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:44,530 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438644918] [2022-03-15 18:18:44,531 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:44,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:44,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:44,631 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,631 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:44,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438644918] [2022-03-15 18:18:44,631 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438644918] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:44,631 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876388946] [2022-03-15 18:18:44,631 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-15 18:18:44,632 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:44,632 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:44,633 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:44,634 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-03-15 18:18:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:44,696 INFO L263 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 18:18:44,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:44,726 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,726 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:44,770 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:44,770 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876388946] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:44,770 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:44,770 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 12 [2022-03-15 18:18:44,772 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [518304001] [2022-03-15 18:18:44,772 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:44,773 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:44,774 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 18:18:44,774 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:44,775 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:44,775 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 18:18:44,775 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:44,775 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 18:18:44,775 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:44,776 INFO L87 Difference]: Start difference. First operand 230 states and 422 transitions. Second operand has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-03-15 18:18:44,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:44,841 INFO L93 Difference]: Finished difference Result 231 states and 423 transitions. [2022-03-15 18:18:44,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 18:18:44,841 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 18:18:44,841 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:44,842 INFO L225 Difference]: With dead ends: 231 [2022-03-15 18:18:44,842 INFO L226 Difference]: Without dead ends: 231 [2022-03-15 18:18:44,842 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:44,844 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 126 mSDsCounter, 0 mSdLazyCounter, 150 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 32 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 150 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:44,844 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 32 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 150 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:44,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 231 states. [2022-03-15 18:18:44,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 231 to 231. [2022-03-15 18:18:44,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 231 states, 225 states have (on average 1.88) internal successors, (423), 230 states have internal predecessors, (423), 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) [2022-03-15 18:18:44,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 231 states and 423 transitions. [2022-03-15 18:18:44,848 INFO L78 Accepts]: Start accepts. Automaton has 231 states and 423 transitions. Word has length 14 [2022-03-15 18:18:44,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:44,849 INFO L470 AbstractCegarLoop]: Abstraction has 231 states and 423 transitions. [2022-03-15 18:18:44,849 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.3) internal successors, (13), 9 states have internal predecessors, (13), 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) [2022-03-15 18:18:44,849 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 423 transitions. [2022-03-15 18:18:44,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 18:18:44,849 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:44,849 INFO L514 BasicCegarLoop]: trace histogram [8, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:44,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:45,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2022-03-15 18:18:45,067 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:45,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:45,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1426194752, now seen corresponding path program 8 times [2022-03-15 18:18:45,068 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:45,068 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [315836609] [2022-03-15 18:18:45,069 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:45,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:45,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:45,133 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,133 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:45,133 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [315836609] [2022-03-15 18:18:45,134 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [315836609] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:45,134 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1366132839] [2022-03-15 18:18:45,134 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:18:45,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:45,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:45,135 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:45,136 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-03-15 18:18:45,211 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:18:45,212 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:45,212 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-15 18:18:45,213 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:45,239 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,239 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:45,274 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,274 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1366132839] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:45,274 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:45,274 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-03-15 18:18:45,275 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1643016386] [2022-03-15 18:18:45,275 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:45,276 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:45,277 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 18:18:45,277 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:45,277 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:45,278 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 18:18:45,278 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:45,278 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 18:18:45,278 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:45,278 INFO L87 Difference]: Start difference. First operand 231 states and 423 transitions. Second operand has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-03-15 18:18:45,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:45,318 INFO L93 Difference]: Finished difference Result 232 states and 424 transitions. [2022-03-15 18:18:45,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 18:18:45,318 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-03-15 18:18:45,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:45,319 INFO L225 Difference]: With dead ends: 232 [2022-03-15 18:18:45,319 INFO L226 Difference]: Without dead ends: 232 [2022-03-15 18:18:45,319 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:45,320 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 42 mSDsCounter, 0 mSdLazyCounter, 81 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 16 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 81 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:45,320 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 16 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 81 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:45,320 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2022-03-15 18:18:45,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 232. [2022-03-15 18:18:45,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 232 states, 226 states have (on average 1.8761061946902655) internal successors, (424), 231 states have internal predecessors, (424), 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) [2022-03-15 18:18:45,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 232 states and 424 transitions. [2022-03-15 18:18:45,324 INFO L78 Accepts]: Start accepts. Automaton has 232 states and 424 transitions. Word has length 15 [2022-03-15 18:18:45,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:45,324 INFO L470 AbstractCegarLoop]: Abstraction has 232 states and 424 transitions. [2022-03-15 18:18:45,324 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.2727272727272727) internal successors, (14), 10 states have internal predecessors, (14), 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) [2022-03-15 18:18:45,324 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 424 transitions. [2022-03-15 18:18:45,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-03-15 18:18:45,324 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:45,324 INFO L514 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:45,361 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2022-03-15 18:18:45,537 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2022-03-15 18:18:45,537 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:45,537 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:45,538 INFO L85 PathProgramCache]: Analyzing trace with hash -973167314, now seen corresponding path program 9 times [2022-03-15 18:18:45,538 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:45,538 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [40386706] [2022-03-15 18:18:45,538 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:45,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:45,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:45,608 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,608 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:45,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [40386706] [2022-03-15 18:18:45,608 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [40386706] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:45,608 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2133804448] [2022-03-15 18:18:45,608 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:18:45,609 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:45,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:45,617 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:45,618 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-03-15 18:18:45,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2022-03-15 18:18:45,719 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:45,720 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-15 18:18:45,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:45,759 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:45,794 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:18:45,795 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2133804448] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:45,795 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:45,795 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 12 [2022-03-15 18:18:45,795 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1200240674] [2022-03-15 18:18:45,795 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:45,796 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:45,798 INFO L252 McrAutomatonBuilder]: Finished intersection with 17 states and 16 transitions. [2022-03-15 18:18:45,798 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:45,798 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:45,798 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 18:18:45,798 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:45,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 18:18:45,799 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:45,799 INFO L87 Difference]: Start difference. First operand 232 states and 424 transitions. Second operand has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 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) [2022-03-15 18:18:45,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:45,854 INFO L93 Difference]: Finished difference Result 233 states and 425 transitions. [2022-03-15 18:18:45,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 18:18:45,854 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-03-15 18:18:45,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:45,855 INFO L225 Difference]: With dead ends: 233 [2022-03-15 18:18:45,855 INFO L226 Difference]: Without dead ends: 233 [2022-03-15 18:18:45,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 29 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:45,856 INFO L933 BasicCegarLoop]: 8 mSDtfsCounter, 0 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 24 SdHoareTripleChecker+Invalid, 121 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:45,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 24 Invalid, 121 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:45,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 233 states. [2022-03-15 18:18:45,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 233 to 233. [2022-03-15 18:18:45,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 233 states, 227 states have (on average 1.8722466960352422) internal successors, (425), 232 states have internal predecessors, (425), 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) [2022-03-15 18:18:45,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 233 states and 425 transitions. [2022-03-15 18:18:45,859 INFO L78 Accepts]: Start accepts. Automaton has 233 states and 425 transitions. Word has length 16 [2022-03-15 18:18:45,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:45,860 INFO L470 AbstractCegarLoop]: Abstraction has 233 states and 425 transitions. [2022-03-15 18:18:45,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.25) internal successors, (15), 11 states have internal predecessors, (15), 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) [2022-03-15 18:18:45,860 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 425 transitions. [2022-03-15 18:18:45,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 18:18:45,860 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:45,860 INFO L514 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:45,892 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:46,060 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2022-03-15 18:18:46,061 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 1 more)] === [2022-03-15 18:18:46,061 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:46,061 INFO L85 PathProgramCache]: Analyzing trace with hash 185781376, now seen corresponding path program 10 times [2022-03-15 18:18:46,062 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:46,062 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1389561224] [2022-03-15 18:18:46,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:46,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:18:46,084 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 18:18:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:18:46,107 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 18:18:46,107 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 18:18:46,108 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 4 remaining) [2022-03-15 18:18:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 4 remaining) [2022-03-15 18:18:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2022-03-15 18:18:46,109 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2022-03-15 18:18:46,109 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-03-15 18:18:46,110 INFO L732 BasicCegarLoop]: Path program histogram: [10, 1, 1] [2022-03-15 18:18:46,111 WARN L235 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2022-03-15 18:18:46,111 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,130 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,131 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,132 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,133 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,134 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,135 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,136 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,137 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,138 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,139 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,140 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,145 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,147 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,148 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,149 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,150 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,151 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,152 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,153 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,154 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,155 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,156 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,157 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of2ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:46,158 INFO L148 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-03-15 18:18:46,159 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 18:18:46,159 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 18:18:46,159 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-03-15 18:18:46,162 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 18:18:46,162 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 229 places, 269 transitions, 556 flow [2022-03-15 18:18:46,162 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 229 places, 269 transitions, 556 flow [2022-03-15 18:18:46,162 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 229 places, 269 transitions, 556 flow [2022-03-15 18:18:46,229 INFO L129 PetriNetUnfolder]: 75/438 cut-off events. [2022-03-15 18:18:46,229 INFO L130 PetriNetUnfolder]: For 6/8 co-relation queries the response was YES. [2022-03-15 18:18:46,236 INFO L84 FinitePrefix]: Finished finitePrefix Result has 452 conditions, 438 events. 75/438 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 1762 event pairs, 0 based on Foata normal form. 0/354 useless extension candidates. Maximal degree in co-relation 271. Up to 12 conditions per place. [2022-03-15 18:18:46,254 INFO L116 LiptonReduction]: Number of co-enabled transitions 33180 [2022-03-15 18:18:48,845 INFO L131 LiptonReduction]: Checked pairs total: 56343 [2022-03-15 18:18:48,846 INFO L133 LiptonReduction]: Total number of compositions: 225 [2022-03-15 18:18:48,846 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 68 places, 99 transitions, 216 flow [2022-03-15 18:18:49,060 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 8323 states, 8304 states have (on average 4.4300337186897885) internal successors, (36787), 8322 states have internal predecessors, (36787), 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) [2022-03-15 18:18:49,098 INFO L276 IsEmpty]: Start isEmpty. Operand has 8323 states, 8304 states have (on average 4.4300337186897885) internal successors, (36787), 8322 states have internal predecessors, (36787), 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) [2022-03-15 18:18:49,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 18:18:49,099 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:49,099 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 18:18:49,100 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:49,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:49,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1366504526, now seen corresponding path program 1 times [2022-03-15 18:18:49,101 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:49,101 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [886379560] [2022-03-15 18:18:49,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:49,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:49,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:49,115 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:49,115 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [886379560] [2022-03-15 18:18:49,115 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [886379560] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:18:49,115 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 18:18:49,115 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 18:18:49,116 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [54969584] [2022-03-15 18:18:49,116 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:49,116 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:49,117 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 18:18:49,117 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:49,118 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:49,118 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:18:49,118 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:49,118 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:18:49,118 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:18:49,144 INFO L87 Difference]: Start difference. First operand has 8323 states, 8304 states have (on average 4.4300337186897885) internal successors, (36787), 8322 states have internal predecessors, (36787), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:18:49,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:49,269 INFO L93 Difference]: Finished difference Result 8324 states and 24437 transitions. [2022-03-15 18:18:49,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:18:49,269 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-03-15 18:18:49,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:49,298 INFO L225 Difference]: With dead ends: 8324 [2022-03-15 18:18:49,299 INFO L226 Difference]: Without dead ends: 5504 [2022-03-15 18:18:49,299 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:18:49,300 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 109 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:49,300 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 109 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-03-15 18:18:49,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5504 states. [2022-03-15 18:18:49,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5504 to 5504. [2022-03-15 18:18:49,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5504 states, 5485 states have (on average 2.8568824065633547) internal successors, (15670), 5503 states have internal predecessors, (15670), 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) [2022-03-15 18:18:49,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5504 states to 5504 states and 15670 transitions. [2022-03-15 18:18:49,679 INFO L78 Accepts]: Start accepts. Automaton has 5504 states and 15670 transitions. Word has length 6 [2022-03-15 18:18:49,679 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:49,679 INFO L470 AbstractCegarLoop]: Abstraction has 5504 states and 15670 transitions. [2022-03-15 18:18:49,679 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:18:49,679 INFO L276 IsEmpty]: Start isEmpty. Operand 5504 states and 15670 transitions. [2022-03-15 18:18:49,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 18:18:49,680 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:49,680 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:18:49,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-03-15 18:18:49,680 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:49,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:49,680 INFO L85 PathProgramCache]: Analyzing trace with hash -1433878246, now seen corresponding path program 1 times [2022-03-15 18:18:49,681 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:49,681 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [934044187] [2022-03-15 18:18:49,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:49,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:49,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:49,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:49,700 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:49,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [934044187] [2022-03-15 18:18:49,700 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [934044187] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:49,700 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [130237776] [2022-03-15 18:18:49,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:49,700 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:49,700 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:49,701 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:49,703 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-03-15 18:18:49,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:49,766 INFO L263 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-15 18:18:49,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:49,776 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 18:18:49,776 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 18:18:49,776 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [130237776] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:18:49,776 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 18:18:49,776 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2022-03-15 18:18:49,777 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2120028235] [2022-03-15 18:18:49,777 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:49,778 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:49,778 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 18:18:49,778 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:49,779 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:49,779 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:18:49,779 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:49,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:18:49,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:18:49,780 INFO L87 Difference]: Start difference. First operand 5504 states and 15670 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:49,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:49,906 INFO L93 Difference]: Finished difference Result 5500 states and 15666 transitions. [2022-03-15 18:18:49,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:18:49,906 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 18:18:49,906 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:49,930 INFO L225 Difference]: With dead ends: 5500 [2022-03-15 18:18:49,930 INFO L226 Difference]: Without dead ends: 5500 [2022-03-15 18:18:49,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:18:49,931 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 21 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 108 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 108 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 108 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:49,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 28 Invalid, 108 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 108 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:49,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5500 states. [2022-03-15 18:18:50,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5500 to 5500. [2022-03-15 18:18:50,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5500 states, 5482 states have (on average 2.857716161984677) internal successors, (15666), 5499 states have internal predecessors, (15666), 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) [2022-03-15 18:18:50,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5500 states to 5500 states and 15666 transitions. [2022-03-15 18:18:50,074 INFO L78 Accepts]: Start accepts. Automaton has 5500 states and 15666 transitions. Word has length 7 [2022-03-15 18:18:50,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:50,074 INFO L470 AbstractCegarLoop]: Abstraction has 5500 states and 15666 transitions. [2022-03-15 18:18:50,074 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:18:50,074 INFO L276 IsEmpty]: Start isEmpty. Operand 5500 states and 15666 transitions. [2022-03-15 18:18:50,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 18:18:50,074 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:50,074 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:18:50,092 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2022-03-15 18:18:50,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2022-03-15 18:18:50,292 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:50,295 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:50,295 INFO L85 PathProgramCache]: Analyzing trace with hash -1867362345, now seen corresponding path program 1 times [2022-03-15 18:18:50,296 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:50,296 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99472874] [2022-03-15 18:18:50,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:50,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:50,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:50,317 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:50,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99472874] [2022-03-15 18:18:50,317 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99472874] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:50,317 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [489594158] [2022-03-15 18:18:50,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:50,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:50,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:50,328 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:50,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2022-03-15 18:18:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:50,453 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 18:18:50,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:50,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:50,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:50,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:50,501 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [489594158] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:50,501 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:50,501 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-03-15 18:18:50,501 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [592153076] [2022-03-15 18:18:50,501 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:50,502 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:50,503 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 18:18:50,503 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:50,503 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:50,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:18:50,503 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:50,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:18:50,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:18:50,504 INFO L87 Difference]: Start difference. First operand 5500 states and 15666 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:18:50,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:50,591 INFO L93 Difference]: Finished difference Result 5501 states and 15667 transitions. [2022-03-15 18:18:50,591 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:18:50,591 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 18:18:50,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:50,617 INFO L225 Difference]: With dead ends: 5501 [2022-03-15 18:18:50,617 INFO L226 Difference]: Without dead ends: 5501 [2022-03-15 18:18:50,617 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:18:50,617 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 66 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:50,618 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 28 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:50,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5501 states. [2022-03-15 18:18:50,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5501 to 5501. [2022-03-15 18:18:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5501 states, 5483 states have (on average 2.857377348167062) internal successors, (15667), 5500 states have internal predecessors, (15667), 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) [2022-03-15 18:18:50,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5501 states to 5501 states and 15667 transitions. [2022-03-15 18:18:50,749 INFO L78 Accepts]: Start accepts. Automaton has 5501 states and 15667 transitions. Word has length 9 [2022-03-15 18:18:50,750 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:50,750 INFO L470 AbstractCegarLoop]: Abstraction has 5501 states and 15667 transitions. [2022-03-15 18:18:50,750 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:18:50,750 INFO L276 IsEmpty]: Start isEmpty. Operand 5501 states and 15667 transitions. [2022-03-15 18:18:50,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 18:18:50,750 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:50,751 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:18:50,769 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:50,969 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-03-15 18:18:50,970 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:50,970 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:50,970 INFO L85 PathProgramCache]: Analyzing trace with hash 1669201803, now seen corresponding path program 2 times [2022-03-15 18:18:50,971 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:50,971 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [534621373] [2022-03-15 18:18:50,971 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:50,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:51,054 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:18:51,054 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:51,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [534621373] [2022-03-15 18:18:51,054 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [534621373] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:51,054 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [435242551] [2022-03-15 18:18:51,054 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:18:51,054 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:51,055 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:51,055 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:51,057 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-03-15 18:18:51,120 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 18:18:51,120 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:51,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-15 18:18:51,126 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:51,150 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:18:51,195 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:18:51,195 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:18:51,215 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:18:51,244 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 18:18:51,244 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 18:18:51,244 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [435242551] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:18:51,244 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 18:18:51,244 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 8 [2022-03-15 18:18:51,244 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [830257877] [2022-03-15 18:18:51,245 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:51,245 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:51,246 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 18:18:51,246 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:51,246 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:51,246 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:18:51,246 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:51,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:18:51,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:18:51,247 INFO L87 Difference]: Start difference. First operand 5501 states and 15667 transitions. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:18:51,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:51,466 INFO L93 Difference]: Finished difference Result 6070 states and 16907 transitions. [2022-03-15 18:18:51,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:18:51,467 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 18:18:51,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:51,481 INFO L225 Difference]: With dead ends: 6070 [2022-03-15 18:18:51,482 INFO L226 Difference]: Without dead ends: 5930 [2022-03-15 18:18:51,482 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-03-15 18:18:51,482 INFO L933 BasicCegarLoop]: 17 mSDtfsCounter, 163 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 282 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 163 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 282 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:51,482 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [163 Valid, 59 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 282 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:18:51,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5930 states. [2022-03-15 18:18:51,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5930 to 5647. [2022-03-15 18:18:51,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5647 states, 5632 states have (on average 2.825461647727273) internal successors, (15913), 5646 states have internal predecessors, (15913), 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) [2022-03-15 18:18:51,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5647 states to 5647 states and 15913 transitions. [2022-03-15 18:18:51,604 INFO L78 Accepts]: Start accepts. Automaton has 5647 states and 15913 transitions. Word has length 10 [2022-03-15 18:18:51,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:51,604 INFO L470 AbstractCegarLoop]: Abstraction has 5647 states and 15913 transitions. [2022-03-15 18:18:51,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:18:51,604 INFO L276 IsEmpty]: Start isEmpty. Operand 5647 states and 15913 transitions. [2022-03-15 18:18:51,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 18:18:51,608 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:51,608 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:51,638 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:51,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-03-15 18:18:51,839 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:51,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:51,839 INFO L85 PathProgramCache]: Analyzing trace with hash -560153775, now seen corresponding path program 1 times [2022-03-15 18:18:51,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:51,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [561625959] [2022-03-15 18:18:51,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:51,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:51,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:51,868 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:51,868 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:51,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [561625959] [2022-03-15 18:18:51,868 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [561625959] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:51,868 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2073719250] [2022-03-15 18:18:51,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:51,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:51,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:51,869 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:51,891 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-03-15 18:18:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:51,957 INFO L263 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 18:18:51,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:51,978 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:51,978 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:52,012 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:52,012 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2073719250] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:52,012 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:52,012 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-03-15 18:18:52,012 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1212828447] [2022-03-15 18:18:52,012 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:52,013 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:52,015 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 18:18:52,015 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:52,015 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:52,015 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 18:18:52,015 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:52,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 18:18:52,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:18:52,016 INFO L87 Difference]: Start difference. First operand 5647 states and 15913 transitions. Second operand has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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) [2022-03-15 18:18:52,154 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:52,154 INFO L93 Difference]: Finished difference Result 5648 states and 15914 transitions. [2022-03-15 18:18:52,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 18:18:52,155 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 18:18:52,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:52,169 INFO L225 Difference]: With dead ends: 5648 [2022-03-15 18:18:52,169 INFO L226 Difference]: Without dead ends: 5648 [2022-03-15 18:18:52,169 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:18:52,169 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:52,170 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 165 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:52,180 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5648 states. [2022-03-15 18:18:52,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5648 to 5648. [2022-03-15 18:18:52,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5648 states, 5633 states have (on average 2.82513758210545) internal successors, (15914), 5647 states have internal predecessors, (15914), 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) [2022-03-15 18:18:52,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5648 states to 5648 states and 15914 transitions. [2022-03-15 18:18:52,304 INFO L78 Accepts]: Start accepts. Automaton has 5648 states and 15914 transitions. Word has length 14 [2022-03-15 18:18:52,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:52,306 INFO L470 AbstractCegarLoop]: Abstraction has 5648 states and 15914 transitions. [2022-03-15 18:18:52,306 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.0) internal successors, (10), 4 states have internal predecessors, (10), 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) [2022-03-15 18:18:52,306 INFO L276 IsEmpty]: Start isEmpty. Operand 5648 states and 15914 transitions. [2022-03-15 18:18:52,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 18:18:52,306 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:52,306 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:52,324 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:52,524 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:52,524 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:52,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:52,524 INFO L85 PathProgramCache]: Analyzing trace with hash -437339107, now seen corresponding path program 2 times [2022-03-15 18:18:52,525 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:52,525 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805696570] [2022-03-15 18:18:52,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:52,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:52,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:52,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:52,557 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:52,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805696570] [2022-03-15 18:18:52,557 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805696570] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:52,557 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1681276521] [2022-03-15 18:18:52,557 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:18:52,557 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:52,557 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:52,558 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:52,585 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2022-03-15 18:18:52,654 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:18:52,654 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:52,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 18:18:52,655 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:52,676 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:52,722 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:52,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1681276521] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:52,722 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:52,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-15 18:18:52,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [666198913] [2022-03-15 18:18:52,722 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:52,723 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:52,724 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 18:18:52,724 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:52,724 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:52,725 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:18:52,725 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:52,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:18:52,725 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:18:52,725 INFO L87 Difference]: Start difference. First operand 5648 states and 15914 transitions. Second operand has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-03-15 18:18:52,818 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:52,818 INFO L93 Difference]: Finished difference Result 5649 states and 15915 transitions. [2022-03-15 18:18:52,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:18:52,818 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-03-15 18:18:52,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:52,832 INFO L225 Difference]: With dead ends: 5649 [2022-03-15 18:18:52,832 INFO L226 Difference]: Without dead ends: 5649 [2022-03-15 18:18:52,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:18:52,833 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 165 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 165 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:52,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 165 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:52,843 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5649 states. [2022-03-15 18:18:52,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5649 to 5649. [2022-03-15 18:18:52,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5649 states, 5634 states have (on average 2.824813631522897) internal successors, (15915), 5648 states have internal predecessors, (15915), 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) [2022-03-15 18:18:53,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5649 states to 5649 states and 15915 transitions. [2022-03-15 18:18:53,001 INFO L78 Accepts]: Start accepts. Automaton has 5649 states and 15915 transitions. Word has length 15 [2022-03-15 18:18:53,001 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:53,001 INFO L470 AbstractCegarLoop]: Abstraction has 5649 states and 15915 transitions. [2022-03-15 18:18:53,001 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 1.8333333333333333) internal successors, (11), 5 states have internal predecessors, (11), 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) [2022-03-15 18:18:53,001 INFO L276 IsEmpty]: Start isEmpty. Operand 5649 states and 15915 transitions. [2022-03-15 18:18:53,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-03-15 18:18:53,002 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:53,002 INFO L514 BasicCegarLoop]: trace histogram [4, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:53,028 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:53,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2022-03-15 18:18:53,228 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:53,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:53,228 INFO L85 PathProgramCache]: Analyzing trace with hash -925051695, now seen corresponding path program 3 times [2022-03-15 18:18:53,229 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:53,229 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544395314] [2022-03-15 18:18:53,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:53,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:53,267 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:53,267 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:53,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544395314] [2022-03-15 18:18:53,267 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544395314] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:53,267 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2005871145] [2022-03-15 18:18:53,267 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:18:53,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:53,267 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:53,284 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:53,285 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2022-03-15 18:18:53,364 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-03-15 18:18:53,364 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:53,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 6 conjunts are in the unsatisfiable core [2022-03-15 18:18:53,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:53,389 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:53,389 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:53,448 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:53,448 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2005871145] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:53,448 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:53,448 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2022-03-15 18:18:53,448 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1257472334] [2022-03-15 18:18:53,448 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:53,449 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:53,450 INFO L252 McrAutomatonBuilder]: Finished intersection with 17 states and 16 transitions. [2022-03-15 18:18:53,451 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:53,451 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:53,451 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 18:18:53,451 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:53,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 18:18:53,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:53,452 INFO L87 Difference]: Start difference. First operand 5649 states and 15915 transitions. Second operand has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 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) [2022-03-15 18:18:53,547 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:53,547 INFO L93 Difference]: Finished difference Result 5650 states and 15916 transitions. [2022-03-15 18:18:53,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 18:18:53,547 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-03-15 18:18:53,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:53,562 INFO L225 Difference]: With dead ends: 5650 [2022-03-15 18:18:53,562 INFO L226 Difference]: Without dead ends: 5650 [2022-03-15 18:18:53,562 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:53,563 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:53,563 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:53,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5650 states. [2022-03-15 18:18:53,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5650 to 5650. [2022-03-15 18:18:53,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5650 states, 5635 states have (on average 2.8244897959183675) internal successors, (15916), 5649 states have internal predecessors, (15916), 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) [2022-03-15 18:18:53,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5650 states to 5650 states and 15916 transitions. [2022-03-15 18:18:53,680 INFO L78 Accepts]: Start accepts. Automaton has 5650 states and 15916 transitions. Word has length 16 [2022-03-15 18:18:53,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:53,680 INFO L470 AbstractCegarLoop]: Abstraction has 5650 states and 15916 transitions. [2022-03-15 18:18:53,680 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 1.7142857142857142) internal successors, (12), 6 states have internal predecessors, (12), 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) [2022-03-15 18:18:53,680 INFO L276 IsEmpty]: Start isEmpty. Operand 5650 states and 15916 transitions. [2022-03-15 18:18:53,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 18:18:53,681 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:53,681 INFO L514 BasicCegarLoop]: trace histogram [5, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:53,709 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:53,910 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:53,910 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:53,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:53,911 INFO L85 PathProgramCache]: Analyzing trace with hash 1135727261, now seen corresponding path program 4 times [2022-03-15 18:18:53,911 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:53,911 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [538103708] [2022-03-15 18:18:53,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:53,911 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:53,959 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:53,960 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:53,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [538103708] [2022-03-15 18:18:53,960 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [538103708] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:53,960 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254925085] [2022-03-15 18:18:53,960 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 18:18:53,960 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:53,960 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:53,976 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:53,977 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2022-03-15 18:18:54,053 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 18:18:54,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:54,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 18:18:54,057 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:54,084 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:54,085 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:54,144 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:54,144 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254925085] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:54,144 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:54,144 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2022-03-15 18:18:54,144 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [110677931] [2022-03-15 18:18:54,144 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:54,145 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:54,146 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2022-03-15 18:18:54,146 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:54,147 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:54,147 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 18:18:54,147 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:54,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 18:18:54,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:54,147 INFO L87 Difference]: Start difference. First operand 5650 states and 15916 transitions. Second operand has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 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) [2022-03-15 18:18:54,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:54,256 INFO L93 Difference]: Finished difference Result 5651 states and 15917 transitions. [2022-03-15 18:18:54,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 18:18:54,257 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 18:18:54,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:54,270 INFO L225 Difference]: With dead ends: 5651 [2022-03-15 18:18:54,270 INFO L226 Difference]: Without dead ends: 5651 [2022-03-15 18:18:54,270 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:54,270 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 220 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 222 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 220 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:54,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 222 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 220 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:54,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5651 states. [2022-03-15 18:18:54,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5651 to 5651. [2022-03-15 18:18:54,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5651 states, 5636 states have (on average 2.82416607523066) internal successors, (15917), 5650 states have internal predecessors, (15917), 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) [2022-03-15 18:18:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5651 states to 5651 states and 15917 transitions. [2022-03-15 18:18:54,394 INFO L78 Accepts]: Start accepts. Automaton has 5651 states and 15917 transitions. Word has length 17 [2022-03-15 18:18:54,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:54,394 INFO L470 AbstractCegarLoop]: Abstraction has 5651 states and 15917 transitions. [2022-03-15 18:18:54,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.625) internal successors, (13), 7 states have internal predecessors, (13), 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) [2022-03-15 18:18:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 5651 states and 15917 transitions. [2022-03-15 18:18:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 18:18:54,394 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:54,395 INFO L514 BasicCegarLoop]: trace histogram [6, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:54,430 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:54,612 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:54,612 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:54,613 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:54,613 INFO L85 PathProgramCache]: Analyzing trace with hash 595365457, now seen corresponding path program 5 times [2022-03-15 18:18:54,613 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:54,613 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350033724] [2022-03-15 18:18:54,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:54,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:54,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:54,677 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:54,677 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:54,677 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350033724] [2022-03-15 18:18:54,677 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350033724] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:54,678 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [201121533] [2022-03-15 18:18:54,678 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 18:18:54,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:54,678 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:54,679 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:54,680 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2022-03-15 18:18:54,769 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-03-15 18:18:54,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:54,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 18:18:54,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:54,800 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:54,800 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:54,862 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:54,863 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [201121533] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:54,863 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:54,863 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-03-15 18:18:54,863 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [418511386] [2022-03-15 18:18:54,863 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:54,864 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:54,865 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 18 transitions. [2022-03-15 18:18:54,865 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:54,866 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:54,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 18:18:54,866 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:54,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 18:18:54,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:54,866 INFO L87 Difference]: Start difference. First operand 5651 states and 15917 transitions. Second operand has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 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) [2022-03-15 18:18:54,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:54,985 INFO L93 Difference]: Finished difference Result 5652 states and 15918 transitions. [2022-03-15 18:18:54,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 18:18:54,985 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-03-15 18:18:54,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:54,996 INFO L225 Difference]: With dead ends: 5652 [2022-03-15 18:18:54,996 INFO L226 Difference]: Without dead ends: 5652 [2022-03-15 18:18:54,996 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:54,997 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 198 mSDsCounter, 0 mSdLazyCounter, 221 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 56 SdHoareTripleChecker+Invalid, 223 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 221 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:54,998 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 56 Invalid, 223 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 221 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:55,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5652 states. [2022-03-15 18:18:55,086 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5652 to 5652. [2022-03-15 18:18:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5652 states, 5637 states have (on average 2.8238424693986164) internal successors, (15918), 5651 states have internal predecessors, (15918), 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) [2022-03-15 18:18:55,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5652 states to 5652 states and 15918 transitions. [2022-03-15 18:18:55,107 INFO L78 Accepts]: Start accepts. Automaton has 5652 states and 15918 transitions. Word has length 18 [2022-03-15 18:18:55,107 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:55,107 INFO L470 AbstractCegarLoop]: Abstraction has 5652 states and 15918 transitions. [2022-03-15 18:18:55,107 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.5555555555555556) internal successors, (14), 8 states have internal predecessors, (14), 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) [2022-03-15 18:18:55,107 INFO L276 IsEmpty]: Start isEmpty. Operand 5652 states and 15918 transitions. [2022-03-15 18:18:55,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 18:18:55,109 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:55,109 INFO L514 BasicCegarLoop]: trace histogram [7, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:55,128 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:55,323 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:55,323 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:55,324 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:55,324 INFO L85 PathProgramCache]: Analyzing trace with hash 1024018717, now seen corresponding path program 6 times [2022-03-15 18:18:55,324 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:55,325 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [691441894] [2022-03-15 18:18:55,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:55,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:55,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:55,372 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:55,372 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:55,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [691441894] [2022-03-15 18:18:55,372 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [691441894] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:55,372 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1982611015] [2022-03-15 18:18:55,372 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 18:18:55,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:55,372 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:55,379 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:55,408 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2022-03-15 18:18:55,467 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2022-03-15 18:18:55,467 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:55,468 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 9 conjunts are in the unsatisfiable core [2022-03-15 18:18:55,469 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:55,497 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:55,497 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:55,549 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:55,550 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1982611015] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:55,550 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:55,550 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 12 [2022-03-15 18:18:55,550 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [652581882] [2022-03-15 18:18:55,550 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:55,551 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:55,552 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 19 transitions. [2022-03-15 18:18:55,553 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:55,553 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:55,553 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 18:18:55,553 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:55,553 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 18:18:55,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:55,559 INFO L87 Difference]: Start difference. First operand 5652 states and 15918 transitions. Second operand has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 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) [2022-03-15 18:18:55,661 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:55,661 INFO L93 Difference]: Finished difference Result 5653 states and 15919 transitions. [2022-03-15 18:18:55,662 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 18:18:55,662 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 18:18:55,662 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:55,672 INFO L225 Difference]: With dead ends: 5653 [2022-03-15 18:18:55,672 INFO L226 Difference]: Without dead ends: 5653 [2022-03-15 18:18:55,672 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 33 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:55,673 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 169 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 42 SdHoareTripleChecker+Invalid, 171 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 169 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:55,673 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 42 Invalid, 171 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 169 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:55,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5653 states. [2022-03-15 18:18:55,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5653 to 5653. [2022-03-15 18:18:55,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5653 states, 5638 states have (on average 2.823518978361121) internal successors, (15919), 5652 states have internal predecessors, (15919), 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) [2022-03-15 18:18:55,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5653 states to 5653 states and 15919 transitions. [2022-03-15 18:18:55,803 INFO L78 Accepts]: Start accepts. Automaton has 5653 states and 15919 transitions. Word has length 19 [2022-03-15 18:18:55,803 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:55,803 INFO L470 AbstractCegarLoop]: Abstraction has 5653 states and 15919 transitions. [2022-03-15 18:18:55,803 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.5) internal successors, (15), 9 states have internal predecessors, (15), 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) [2022-03-15 18:18:55,803 INFO L276 IsEmpty]: Start isEmpty. Operand 5653 states and 15919 transitions. [2022-03-15 18:18:55,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 18:18:55,804 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:55,804 INFO L514 BasicCegarLoop]: trace histogram [8, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:55,820 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:56,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:56,021 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:56,021 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:56,021 INFO L85 PathProgramCache]: Analyzing trace with hash 1427367889, now seen corresponding path program 7 times [2022-03-15 18:18:56,022 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:56,022 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227982858] [2022-03-15 18:18:56,022 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:56,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:56,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:56,098 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:56,098 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:56,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227982858] [2022-03-15 18:18:56,098 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227982858] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:56,098 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [265217023] [2022-03-15 18:18:56,098 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-15 18:18:56,098 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:56,099 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:56,100 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:56,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2022-03-15 18:18:56,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:56,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-15 18:18:56,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:56,238 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:56,238 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:56,276 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:56,277 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [265217023] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:56,277 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:56,277 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-03-15 18:18:56,277 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1763072564] [2022-03-15 18:18:56,277 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:56,278 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:56,280 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 20 transitions. [2022-03-15 18:18:56,280 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:56,280 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:56,280 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 18:18:56,280 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:56,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 18:18:56,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:56,281 INFO L87 Difference]: Start difference. First operand 5653 states and 15919 transitions. Second operand has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 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) [2022-03-15 18:18:56,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:56,457 INFO L93 Difference]: Finished difference Result 5654 states and 15920 transitions. [2022-03-15 18:18:56,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 18:18:56,457 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 18:18:56,457 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:56,467 INFO L225 Difference]: With dead ends: 5654 [2022-03-15 18:18:56,468 INFO L226 Difference]: Without dead ends: 5654 [2022-03-15 18:18:56,468 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:56,468 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 98 SdHoareTripleChecker+Invalid, 383 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:56,468 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 383 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:18:56,477 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5654 states. [2022-03-15 18:18:56,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5654 to 5654. [2022-03-15 18:18:56,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5654 states, 5639 states have (on average 2.8231956020571025) internal successors, (15920), 5653 states have internal predecessors, (15920), 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) [2022-03-15 18:18:56,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5654 states to 5654 states and 15920 transitions. [2022-03-15 18:18:56,574 INFO L78 Accepts]: Start accepts. Automaton has 5654 states and 15920 transitions. Word has length 20 [2022-03-15 18:18:56,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:56,574 INFO L470 AbstractCegarLoop]: Abstraction has 5654 states and 15920 transitions. [2022-03-15 18:18:56,574 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.4545454545454546) internal successors, (16), 10 states have internal predecessors, (16), 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) [2022-03-15 18:18:56,574 INFO L276 IsEmpty]: Start isEmpty. Operand 5654 states and 15920 transitions. [2022-03-15 18:18:56,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 18:18:56,577 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:56,577 INFO L514 BasicCegarLoop]: trace histogram [9, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:56,594 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:56,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2022-03-15 18:18:56,794 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:56,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:56,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1046290333, now seen corresponding path program 8 times [2022-03-15 18:18:56,797 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:56,797 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [809528925] [2022-03-15 18:18:56,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:56,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:18:56,881 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:56,882 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:18:56,882 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [809528925] [2022-03-15 18:18:56,882 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [809528925] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:18:56,883 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546399254] [2022-03-15 18:18:56,883 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:18:56,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:18:56,883 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:18:56,884 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:18:56,885 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2022-03-15 18:18:56,975 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:18:56,976 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:18:56,976 INFO L263 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-15 18:18:56,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:18:57,018 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:57,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:18:57,050 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-03-15 18:18:57,051 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546399254] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:18:57,051 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:18:57,051 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 12 [2022-03-15 18:18:57,051 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [398941010] [2022-03-15 18:18:57,051 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:18:57,052 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:18:57,054 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 21 transitions. [2022-03-15 18:18:57,054 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:18:57,054 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:18:57,055 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 18:18:57,055 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:18:57,055 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 18:18:57,055 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:57,055 INFO L87 Difference]: Start difference. First operand 5654 states and 15920 transitions. Second operand has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 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) [2022-03-15 18:18:57,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:18:57,164 INFO L93 Difference]: Finished difference Result 5655 states and 15921 transitions. [2022-03-15 18:18:57,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 18:18:57,164 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 18:18:57,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:18:57,175 INFO L225 Difference]: With dead ends: 5655 [2022-03-15 18:18:57,175 INFO L226 Difference]: Without dead ends: 5655 [2022-03-15 18:18:57,176 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:18:57,176 INFO L933 BasicCegarLoop]: 14 mSDtfsCounter, 0 mSDsluCounter, 264 mSDsCounter, 0 mSdLazyCounter, 277 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 280 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 277 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:18:57,176 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 280 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 277 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:18:57,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5655 states. [2022-03-15 18:18:57,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5655 to 5655. [2022-03-15 18:18:57,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5655 states, 5640 states have (on average 2.822872340425532) internal successors, (15921), 5654 states have internal predecessors, (15921), 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) [2022-03-15 18:18:57,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5655 states to 5655 states and 15921 transitions. [2022-03-15 18:18:57,269 INFO L78 Accepts]: Start accepts. Automaton has 5655 states and 15921 transitions. Word has length 21 [2022-03-15 18:18:57,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:18:57,269 INFO L470 AbstractCegarLoop]: Abstraction has 5655 states and 15921 transitions. [2022-03-15 18:18:57,269 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.4166666666666667) internal successors, (17), 11 states have internal predecessors, (17), 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) [2022-03-15 18:18:57,269 INFO L276 IsEmpty]: Start isEmpty. Operand 5655 states and 15921 transitions. [2022-03-15 18:18:57,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 18:18:57,270 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:18:57,270 INFO L514 BasicCegarLoop]: trace histogram [10, 3, 2, 2, 1, 1, 1, 1, 1] [2022-03-15 18:18:57,289 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2022-03-15 18:18:57,486 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2022-03-15 18:18:57,487 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0INUSE_VIOLATION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-03-15 18:18:57,487 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:18:57,487 INFO L85 PathProgramCache]: Analyzing trace with hash 2117787985, now seen corresponding path program 9 times [2022-03-15 18:18:57,489 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:18:57,489 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [906041369] [2022-03-15 18:18:57,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:18:57,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:18:57,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:18:57,518 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-03-15 18:18:57,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-03-15 18:18:57,560 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-03-15 18:18:57,560 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-03-15 18:18:57,560 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATION (4 of 5 remaining) [2022-03-15 18:18:57,560 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-03-15 18:18:57,560 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2022-03-15 18:18:57,560 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2022-03-15 18:18:57,560 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 5 remaining) [2022-03-15 18:18:57,561 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-03-15 18:18:57,561 INFO L732 BasicCegarLoop]: Path program histogram: [9, 2, 1, 1] [2022-03-15 18:18:57,561 WARN L235 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2022-03-15 18:18:57,561 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2022-03-15 18:18:57,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,574 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,575 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,576 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,577 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,578 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,579 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,580 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,581 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,582 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,583 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,584 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,585 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,586 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,587 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,588 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,589 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,590 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,591 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,592 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,593 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,594 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,595 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,596 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,597 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread2of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,598 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post36#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0___VERIFIER_assert_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~p~0#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet37#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet34#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem38#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem35#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~post39#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet40#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~nondet32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,599 WARN L322 ript$VariableManager]: TermVariabe |t_funThread3of3ForFork0_#t~mem41#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-03-15 18:18:57,600 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-03-15 18:18:57,601 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-03-15 18:18:57,602 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=Craig_NestedInterpolation, mInterpolantAutomaton=MCR, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mLazyFiniteAutomaton=false, 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=true, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR, mMcrOptimizeForkJoin=true, mMcrOverapproximateWrwc=true [2022-03-15 18:18:57,602 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-03-15 18:18:57,603 INFO L126 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2022-03-15 18:18:57,603 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 289 places, 341 transitions, 712 flow [2022-03-15 18:18:57,603 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 289 places, 341 transitions, 712 flow [2022-03-15 18:18:57,603 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 289 places, 341 transitions, 712 flow [2022-03-15 18:18:57,664 INFO L129 PetriNetUnfolder]: 110/640 cut-off events. [2022-03-15 18:18:57,665 INFO L130 PetriNetUnfolder]: For 19/22 co-relation queries the response was YES. [2022-03-15 18:18:57,674 INFO L84 FinitePrefix]: Finished finitePrefix Result has 668 conditions, 640 events. 110/640 cut-off events. For 19/22 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 2825 event pairs, 1 based on Foata normal form. 0/519 useless extension candidates. Maximal degree in co-relation 446. Up to 16 conditions per place. [2022-03-15 18:18:57,701 INFO L116 LiptonReduction]: Number of co-enabled transitions 65100 [2022-03-15 18:19:00,536 INFO L131 LiptonReduction]: Checked pairs total: 115594 [2022-03-15 18:19:00,536 INFO L133 LiptonReduction]: Total number of compositions: 282 [2022-03-15 18:19:00,537 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 90 places, 133 transitions, 296 flow [2022-03-15 18:19:06,145 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 164275 states, 164226 states have (on average 6.014869752657923) internal successors, (987798), 164274 states have internal predecessors, (987798), 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) [2022-03-15 18:19:06,513 INFO L276 IsEmpty]: Start isEmpty. Operand has 164275 states, 164226 states have (on average 6.014869752657923) internal successors, (987798), 164274 states have internal predecessors, (987798), 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) [2022-03-15 18:19:06,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-03-15 18:19:06,514 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:06,514 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2022-03-15 18:19:06,514 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:06,515 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:06,515 INFO L85 PathProgramCache]: Analyzing trace with hash 439388287, now seen corresponding path program 1 times [2022-03-15 18:19:06,515 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:06,516 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697443393] [2022-03-15 18:19:06,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:06,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:06,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:06,529 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:06,529 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:06,529 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697443393] [2022-03-15 18:19:06,529 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697443393] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:19:06,529 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-03-15 18:19:06,529 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-03-15 18:19:06,529 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1766264625] [2022-03-15 18:19:06,529 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:06,530 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:06,530 INFO L252 McrAutomatonBuilder]: Finished intersection with 7 states and 6 transitions. [2022-03-15 18:19:06,530 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:06,530 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:06,530 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:19:06,530 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:06,531 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:19:06,531 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:19:07,263 INFO L87 Difference]: Start difference. First operand has 164275 states, 164226 states have (on average 6.014869752657923) internal successors, (987798), 164274 states have internal predecessors, (987798), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:19:10,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:19:10,489 INFO L93 Difference]: Finished difference Result 158101 states and 620158 transitions. [2022-03-15 18:19:10,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:19:10,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2022-03-15 18:19:10,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:19:11,568 INFO L225 Difference]: With dead ends: 158101 [2022-03-15 18:19:11,569 INFO L226 Difference]: Without dead ends: 117873 [2022-03-15 18:19:11,569 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-03-15 18:19:11,569 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 141 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 141 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:19:11,569 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 38 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:19:11,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117873 states. [2022-03-15 18:19:16,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117873 to 117873. [2022-03-15 18:19:16,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117873 states, 117824 states have (on average 3.8467205323193916) internal successors, (453236), 117872 states have internal predecessors, (453236), 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) [2022-03-15 18:19:18,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117873 states to 117873 states and 453236 transitions. [2022-03-15 18:19:18,497 INFO L78 Accepts]: Start accepts. Automaton has 117873 states and 453236 transitions. Word has length 6 [2022-03-15 18:19:18,497 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:19:18,497 INFO L470 AbstractCegarLoop]: Abstraction has 117873 states and 453236 transitions. [2022-03-15 18:19:18,497 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 2 states have internal predecessors, (6), 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) [2022-03-15 18:19:18,497 INFO L276 IsEmpty]: Start isEmpty. Operand 117873 states and 453236 transitions. [2022-03-15 18:19:18,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-03-15 18:19:18,497 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:18,498 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:19:18,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-03-15 18:19:18,498 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:18,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:18,498 INFO L85 PathProgramCache]: Analyzing trace with hash 388257086, now seen corresponding path program 1 times [2022-03-15 18:19:18,499 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:18,499 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250413775] [2022-03-15 18:19:18,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:18,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:18,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:18,563 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:18,564 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:18,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250413775] [2022-03-15 18:19:18,564 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250413775] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:19:18,564 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2120459463] [2022-03-15 18:19:18,565 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:18,565 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:18,565 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:19:18,566 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:19:18,574 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2022-03-15 18:19:19,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:19,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2022-03-15 18:19:19,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:19:19,059 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-03-15 18:19:19,060 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 18:19:19,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2120459463] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:19:19,060 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 18:19:19,060 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 5 [2022-03-15 18:19:19,060 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2050118648] [2022-03-15 18:19:19,060 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:19,061 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:19,061 INFO L252 McrAutomatonBuilder]: Finished intersection with 8 states and 7 transitions. [2022-03-15 18:19:19,061 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:19,061 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:19,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-03-15 18:19:19,062 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:19,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-03-15 18:19:19,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:19:19,062 INFO L87 Difference]: Start difference. First operand 117873 states and 453236 transitions. Second operand has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:19:20,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:19:20,375 INFO L93 Difference]: Finished difference Result 117869 states and 453232 transitions. [2022-03-15 18:19:20,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-03-15 18:19:20,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 7 [2022-03-15 18:19:20,376 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:19:21,673 INFO L225 Difference]: With dead ends: 117869 [2022-03-15 18:19:21,673 INFO L226 Difference]: Without dead ends: 117869 [2022-03-15 18:19:21,674 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-03-15 18:19:21,674 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 21 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:19:21,674 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 38 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:19:21,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117869 states. [2022-03-15 18:19:25,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117869 to 117869. [2022-03-15 18:19:25,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117869 states, 117821 states have (on average 3.8467845290737643) internal successors, (453232), 117868 states have internal predecessors, (453232), 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) [2022-03-15 18:19:26,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117869 states to 117869 states and 453232 transitions. [2022-03-15 18:19:26,632 INFO L78 Accepts]: Start accepts. Automaton has 117869 states and 453232 transitions. Word has length 7 [2022-03-15 18:19:26,633 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:19:26,633 INFO L470 AbstractCegarLoop]: Abstraction has 117869 states and 453232 transitions. [2022-03-15 18:19:26,633 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.3333333333333335) internal successors, (7), 3 states have internal predecessors, (7), 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) [2022-03-15 18:19:26,633 INFO L276 IsEmpty]: Start isEmpty. Operand 117869 states and 453232 transitions. [2022-03-15 18:19:26,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-03-15 18:19:26,633 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:26,633 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:19:26,653 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Forceful destruction successful, exit code 0 [2022-03-15 18:19:26,847 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-03-15 18:19:26,848 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:26,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:26,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1328889803, now seen corresponding path program 1 times [2022-03-15 18:19:26,849 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:26,849 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245500123] [2022-03-15 18:19:26,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:26,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:26,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:26,864 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:26,864 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:26,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245500123] [2022-03-15 18:19:26,864 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245500123] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:19:26,864 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1582078194] [2022-03-15 18:19:26,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:26,864 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:26,864 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:19:26,865 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:19:26,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2022-03-15 18:19:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:26,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 132 conjuncts, 3 conjunts are in the unsatisfiable core [2022-03-15 18:19:26,953 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:19:26,965 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:26,965 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:19:26,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:26,982 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1582078194] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:19:26,982 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:19:26,982 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3, 3] total 6 [2022-03-15 18:19:26,983 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [789770220] [2022-03-15 18:19:26,985 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:26,985 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:26,986 INFO L252 McrAutomatonBuilder]: Finished intersection with 10 states and 9 transitions. [2022-03-15 18:19:26,986 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:26,986 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:26,986 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-03-15 18:19:26,986 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:26,987 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-03-15 18:19:26,987 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:19:26,987 INFO L87 Difference]: Start difference. First operand 117869 states and 453232 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:19:28,667 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:19:28,668 INFO L93 Difference]: Finished difference Result 117870 states and 453233 transitions. [2022-03-15 18:19:28,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-03-15 18:19:28,668 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2022-03-15 18:19:28,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:19:29,819 INFO L225 Difference]: With dead ends: 117870 [2022-03-15 18:19:29,819 INFO L226 Difference]: Without dead ends: 117870 [2022-03-15 18:19:29,819 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2022-03-15 18:19:29,820 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 211 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 211 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:19:29,820 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 211 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:19:30,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117870 states. [2022-03-15 18:19:34,330 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117870 to 117870. [2022-03-15 18:19:34,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 117870 states, 117822 states have (on average 3.8467603673337747) internal successors, (453233), 117869 states have internal predecessors, (453233), 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) [2022-03-15 18:19:35,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117870 states to 117870 states and 453233 transitions. [2022-03-15 18:19:35,579 INFO L78 Accepts]: Start accepts. Automaton has 117870 states and 453233 transitions. Word has length 9 [2022-03-15 18:19:35,580 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:19:35,580 INFO L470 AbstractCegarLoop]: Abstraction has 117870 states and 453233 transitions. [2022-03-15 18:19:35,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 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) [2022-03-15 18:19:35,581 INFO L276 IsEmpty]: Start isEmpty. Operand 117870 states and 453233 transitions. [2022-03-15 18:19:35,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-03-15 18:19:35,583 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:35,583 INFO L514 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:19:35,602 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2022-03-15 18:19:35,800 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:35,801 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:35,801 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:35,801 INFO L85 PathProgramCache]: Analyzing trace with hash -1502296404, now seen corresponding path program 2 times [2022-03-15 18:19:35,801 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:35,802 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1029187167] [2022-03-15 18:19:35,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:35,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:35,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:35,820 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-03-15 18:19:35,820 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:35,820 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1029187167] [2022-03-15 18:19:35,821 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1029187167] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:19:35,821 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [982620330] [2022-03-15 18:19:35,821 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:19:35,821 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:35,821 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:19:35,835 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:19:35,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2022-03-15 18:19:35,922 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-03-15 18:19:35,922 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:19:35,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 16 conjunts are in the unsatisfiable core [2022-03-15 18:19:35,923 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:19:35,928 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:19:35,956 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:19:35,957 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:19:35,971 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:19:35,999 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-03-15 18:19:35,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-03-15 18:19:35,999 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [982620330] provided 1 perfect and 0 imperfect interpolant sequences [2022-03-15 18:19:35,999 INFO L191 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-03-15 18:19:35,999 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [4] total 8 [2022-03-15 18:19:35,999 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [434589971] [2022-03-15 18:19:35,999 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:36,000 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:36,000 INFO L252 McrAutomatonBuilder]: Finished intersection with 11 states and 10 transitions. [2022-03-15 18:19:36,000 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:36,001 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:36,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:19:36,001 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:36,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:19:36,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:19:36,001 INFO L87 Difference]: Start difference. First operand 117870 states and 453233 transitions. Second operand has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:19:38,510 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:19:38,510 INFO L93 Difference]: Finished difference Result 130327 states and 494744 transitions. [2022-03-15 18:19:38,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:19:38,510 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 10 [2022-03-15 18:19:38,511 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:19:39,875 INFO L225 Difference]: With dead ends: 130327 [2022-03-15 18:19:39,876 INFO L226 Difference]: Without dead ends: 129754 [2022-03-15 18:19:39,876 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2022-03-15 18:19:39,877 INFO L933 BasicCegarLoop]: 27 mSDtfsCounter, 315 mSDsluCounter, 142 mSDsCounter, 0 mSdLazyCounter, 309 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 315 SdHoareTripleChecker+Valid, 67 SdHoareTripleChecker+Invalid, 319 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 309 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:19:39,877 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [315 Valid, 67 Invalid, 319 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 309 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:19:40,573 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129754 states. [2022-03-15 18:19:45,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129754 to 123368. [2022-03-15 18:19:45,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123368 states, 123324 states have (on average 3.8283626869060363) internal successors, (472129), 123367 states have internal predecessors, (472129), 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) [2022-03-15 18:19:47,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123368 states to 123368 states and 472129 transitions. [2022-03-15 18:19:47,304 INFO L78 Accepts]: Start accepts. Automaton has 123368 states and 472129 transitions. Word has length 10 [2022-03-15 18:19:47,304 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:19:47,304 INFO L470 AbstractCegarLoop]: Abstraction has 123368 states and 472129 transitions. [2022-03-15 18:19:47,304 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 1.8) internal successors, (9), 5 states have internal predecessors, (9), 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) [2022-03-15 18:19:47,305 INFO L276 IsEmpty]: Start isEmpty. Operand 123368 states and 472129 transitions. [2022-03-15 18:19:47,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-03-15 18:19:47,307 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:47,307 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:19:47,336 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2022-03-15 18:19:47,534 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-03-15 18:19:47,535 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:47,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:47,536 INFO L85 PathProgramCache]: Analyzing trace with hash 247990244, now seen corresponding path program 1 times [2022-03-15 18:19:47,541 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:47,541 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083490939] [2022-03-15 18:19:47,541 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:47,615 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:47,616 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:47,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2083490939] [2022-03-15 18:19:47,616 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2083490939] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:19:47,616 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1370717004] [2022-03-15 18:19:47,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:47,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:47,617 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:19:47,618 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:19:47,619 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2022-03-15 18:19:47,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:47,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 4 conjunts are in the unsatisfiable core [2022-03-15 18:19:47,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:19:47,735 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:47,735 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:19:47,782 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:47,783 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1370717004] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:19:47,783 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:19:47,783 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 8 [2022-03-15 18:19:47,783 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1216350259] [2022-03-15 18:19:47,783 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:47,784 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:47,785 INFO L252 McrAutomatonBuilder]: Finished intersection with 15 states and 14 transitions. [2022-03-15 18:19:47,785 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:47,785 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:47,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-03-15 18:19:47,785 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:47,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-03-15 18:19:47,785 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:19:47,786 INFO L87 Difference]: Start difference. First operand 123368 states and 472129 transitions. Second operand has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-03-15 18:19:50,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:19:50,329 INFO L93 Difference]: Finished difference Result 123369 states and 472130 transitions. [2022-03-15 18:19:50,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-03-15 18:19:50,330 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 14 [2022-03-15 18:19:50,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:19:52,038 INFO L225 Difference]: With dead ends: 123369 [2022-03-15 18:19:52,038 INFO L226 Difference]: Without dead ends: 123369 [2022-03-15 18:19:52,040 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=36, Invalid=36, Unknown=0, NotChecked=0, Total=72 [2022-03-15 18:19:52,043 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 212 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 213 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-03-15 18:19:52,043 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 213 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 212 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-03-15 18:19:52,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123369 states. [2022-03-15 18:19:57,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123369 to 123369. [2022-03-15 18:19:57,368 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123369 states, 123325 states have (on average 3.8283397526859924) internal successors, (472130), 123368 states have internal predecessors, (472130), 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) [2022-03-15 18:19:58,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123369 states to 123369 states and 472130 transitions. [2022-03-15 18:19:58,462 INFO L78 Accepts]: Start accepts. Automaton has 123369 states and 472130 transitions. Word has length 14 [2022-03-15 18:19:58,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:19:58,462 INFO L470 AbstractCegarLoop]: Abstraction has 123369 states and 472130 transitions. [2022-03-15 18:19:58,462 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 2.6) internal successors, (13), 4 states have internal predecessors, (13), 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) [2022-03-15 18:19:58,462 INFO L276 IsEmpty]: Start isEmpty. Operand 123369 states and 472130 transitions. [2022-03-15 18:19:58,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-03-15 18:19:58,464 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:19:58,464 INFO L514 BasicCegarLoop]: trace histogram [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:19:58,482 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2022-03-15 18:19:58,680 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:58,680 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:19:58,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:19:58,681 INFO L85 PathProgramCache]: Analyzing trace with hash -1874942557, now seen corresponding path program 2 times [2022-03-15 18:19:58,682 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:19:58,682 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [211923891] [2022-03-15 18:19:58,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:19:58,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:19:58,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:19:58,757 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:58,758 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:19:58,758 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [211923891] [2022-03-15 18:19:58,758 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [211923891] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:19:58,759 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1239106787] [2022-03-15 18:19:58,759 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:19:58,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:19:58,759 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:19:58,760 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:19:58,805 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2022-03-15 18:19:58,885 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:19:58,885 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:19:58,886 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2022-03-15 18:19:58,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:19:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:58,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:19:58,988 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:19:58,989 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1239106787] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:19:58,989 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:19:58,989 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-03-15 18:19:58,989 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1587198135] [2022-03-15 18:19:58,989 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:19:58,990 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:19:58,991 INFO L252 McrAutomatonBuilder]: Finished intersection with 16 states and 15 transitions. [2022-03-15 18:19:58,991 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:19:58,991 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:19:58,991 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:19:58,991 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:19:58,992 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:19:58,992 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:19:58,992 INFO L87 Difference]: Start difference. First operand 123369 states and 472130 transitions. Second operand has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-03-15 18:20:00,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:20:00,399 INFO L93 Difference]: Finished difference Result 123370 states and 472131 transitions. [2022-03-15 18:20:00,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-03-15 18:20:00,400 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 15 [2022-03-15 18:20:00,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:20:01,939 INFO L225 Difference]: With dead ends: 123370 [2022-03-15 18:20:01,939 INFO L226 Difference]: Without dead ends: 123370 [2022-03-15 18:20:01,939 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2022-03-15 18:20:01,940 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 147 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:20:01,940 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 38 Invalid, 147 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:20:02,201 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123370 states. [2022-03-15 18:20:06,630 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123370 to 123370. [2022-03-15 18:20:07,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123370 states, 123326 states have (on average 3.8283168188378767) internal successors, (472131), 123369 states have internal predecessors, (472131), 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) [2022-03-15 18:20:08,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123370 states to 123370 states and 472131 transitions. [2022-03-15 18:20:08,709 INFO L78 Accepts]: Start accepts. Automaton has 123370 states and 472131 transitions. Word has length 15 [2022-03-15 18:20:08,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:20:08,709 INFO L470 AbstractCegarLoop]: Abstraction has 123370 states and 472131 transitions. [2022-03-15 18:20:08,709 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 2.3333333333333335) internal successors, (14), 5 states have internal predecessors, (14), 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) [2022-03-15 18:20:08,731 INFO L276 IsEmpty]: Start isEmpty. Operand 123370 states and 472131 transitions. [2022-03-15 18:20:08,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-03-15 18:20:08,743 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:20:08,743 INFO L514 BasicCegarLoop]: trace histogram [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:20:08,775 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2022-03-15 18:20:08,959 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable30 [2022-03-15 18:20:08,960 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:20:08,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:20:08,960 INFO L85 PathProgramCache]: Analyzing trace with hash 1033617348, now seen corresponding path program 3 times [2022-03-15 18:20:08,961 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:20:08,961 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057390597] [2022-03-15 18:20:08,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:20:08,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:20:08,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:20:09,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:09,020 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:20:09,020 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057390597] [2022-03-15 18:20:09,021 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057390597] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:20:09,021 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459773451] [2022-03-15 18:20:09,021 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:20:09,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:09,021 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:20:09,022 INFO L229 MonitoredProcess]: Starting monitored process 28 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:20:09,024 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Waiting until timeout for monitored process [2022-03-15 18:20:09,136 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-15 18:20:09,136 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:20:09,137 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 18:20:09,138 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:20:09,143 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:20:09,177 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:20:09,178 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:20:09,192 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:20:09,218 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:20:09,248 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-03-15 18:20:09,248 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:20:17,324 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of3ForFork0_~p~0#1.offset| Int) (v_ArrVal_962 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_962) |c_~#a~0.base|) |t_funThread2of3ForFork0_~p~0#1.offset|) 0)) is different from false [2022-03-15 18:20:17,407 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 1 not checked. [2022-03-15 18:20:17,407 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459773451] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:20:17,408 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:20:17,408 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 14 [2022-03-15 18:20:17,408 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1550847204] [2022-03-15 18:20:17,408 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:20:17,409 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:20:17,411 INFO L252 McrAutomatonBuilder]: Finished intersection with 17 states and 16 transitions. [2022-03-15 18:20:17,411 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:20:17,411 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:20:17,411 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 18:20:17,412 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:20:17,412 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 18:20:17,412 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=138, Unknown=4, NotChecked=24, Total=210 [2022-03-15 18:20:17,412 INFO L87 Difference]: Start difference. First operand 123370 states and 472131 transitions. Second operand has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 states have internal predecessors, (15), 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) [2022-03-15 18:20:19,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:20:19,935 INFO L93 Difference]: Finished difference Result 123371 states and 472132 transitions. [2022-03-15 18:20:19,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 18:20:19,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 16 [2022-03-15 18:20:19,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:20:21,385 INFO L225 Difference]: With dead ends: 123371 [2022-03-15 18:20:21,385 INFO L226 Difference]: Without dead ends: 123371 [2022-03-15 18:20:21,386 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 8.1s TimeCoverageRelationStatistics Valid=44, Invalid=138, Unknown=4, NotChecked=24, Total=210 [2022-03-15 18:20:21,386 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 145 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 38 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 145 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:20:21,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 38 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 145 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:20:21,711 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123371 states. [2022-03-15 18:20:26,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123371 to 123371. [2022-03-15 18:20:26,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123371 states, 123327 states have (on average 3.828293885361681) internal successors, (472132), 123370 states have internal predecessors, (472132), 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) [2022-03-15 18:20:27,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123371 states to 123371 states and 472132 transitions. [2022-03-15 18:20:27,385 INFO L78 Accepts]: Start accepts. Automaton has 123371 states and 472132 transitions. Word has length 16 [2022-03-15 18:20:27,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:20:27,385 INFO L470 AbstractCegarLoop]: Abstraction has 123371 states and 472132 transitions. [2022-03-15 18:20:27,385 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 states have internal predecessors, (15), 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) [2022-03-15 18:20:27,385 INFO L276 IsEmpty]: Start isEmpty. Operand 123371 states and 472132 transitions. [2022-03-15 18:20:27,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-03-15 18:20:27,386 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:20:27,386 INFO L514 BasicCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:20:27,404 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (28)] Forceful destruction successful, exit code 0 [2022-03-15 18:20:27,599 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,28 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:27,600 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:20:27,600 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:20:27,600 INFO L85 PathProgramCache]: Analyzing trace with hash 1004661187, now seen corresponding path program 4 times [2022-03-15 18:20:27,601 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:20:27,601 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103200000] [2022-03-15 18:20:27,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:20:27,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:20:27,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:20:27,659 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:27,659 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:20:27,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103200000] [2022-03-15 18:20:27,659 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103200000] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:20:27,659 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1405786683] [2022-03-15 18:20:27,659 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 18:20:27,659 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:27,659 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:20:27,660 INFO L229 MonitoredProcess]: Starting monitored process 29 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:20:27,661 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Waiting until timeout for monitored process [2022-03-15 18:20:27,766 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 18:20:27,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:20:27,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2022-03-15 18:20:27,768 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:20:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:27,794 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:20:27,852 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:27,853 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1405786683] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:20:27,853 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:20:27,853 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 12 [2022-03-15 18:20:27,853 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1062915367] [2022-03-15 18:20:27,853 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:20:27,854 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:20:27,856 INFO L252 McrAutomatonBuilder]: Finished intersection with 18 states and 17 transitions. [2022-03-15 18:20:27,856 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:20:27,856 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:20:27,856 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-03-15 18:20:27,856 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:20:27,856 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-03-15 18:20:27,857 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:20:27,857 INFO L87 Difference]: Start difference. First operand 123371 states and 472132 transitions. Second operand has 8 states, 8 states have (on average 2.0) internal successors, (16), 7 states have internal predecessors, (16), 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) [2022-03-15 18:20:29,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:20:29,406 INFO L93 Difference]: Finished difference Result 123372 states and 472133 transitions. [2022-03-15 18:20:29,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-03-15 18:20:29,407 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 7 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 17 [2022-03-15 18:20:29,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:20:30,117 INFO L225 Difference]: With dead ends: 123372 [2022-03-15 18:20:30,118 INFO L226 Difference]: Without dead ends: 123372 [2022-03-15 18:20:30,118 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 27 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:20:30,119 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 215 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 215 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:20:30,120 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 215 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:20:30,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123372 states. [2022-03-15 18:20:34,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123372 to 123372. [2022-03-15 18:20:34,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123372 states, 123328 states have (on average 3.828270952257395) internal successors, (472133), 123371 states have internal predecessors, (472133), 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) [2022-03-15 18:20:35,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123372 states to 123372 states and 472133 transitions. [2022-03-15 18:20:35,767 INFO L78 Accepts]: Start accepts. Automaton has 123372 states and 472133 transitions. Word has length 17 [2022-03-15 18:20:35,767 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:20:35,767 INFO L470 AbstractCegarLoop]: Abstraction has 123372 states and 472133 transitions. [2022-03-15 18:20:35,767 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 2.0) internal successors, (16), 7 states have internal predecessors, (16), 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) [2022-03-15 18:20:35,767 INFO L276 IsEmpty]: Start isEmpty. Operand 123372 states and 472133 transitions. [2022-03-15 18:20:35,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-03-15 18:20:35,768 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:20:35,768 INFO L514 BasicCegarLoop]: trace histogram [6, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:20:35,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (29)] Forceful destruction successful, exit code 0 [2022-03-15 18:20:35,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32,29 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:35,986 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:20:35,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:20:35,986 INFO L85 PathProgramCache]: Analyzing trace with hash 107020196, now seen corresponding path program 5 times [2022-03-15 18:20:35,987 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:20:35,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1889457103] [2022-03-15 18:20:35,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:20:35,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:20:36,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:20:36,061 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:36,061 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:20:36,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1889457103] [2022-03-15 18:20:36,061 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1889457103] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:20:36,061 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [877878327] [2022-03-15 18:20:36,061 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 [2022-03-15 18:20:36,061 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:36,061 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:20:36,088 INFO L229 MonitoredProcess]: Starting monitored process 30 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:20:36,090 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Waiting until timeout for monitored process [2022-03-15 18:20:36,223 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 4 check-sat command(s) [2022-03-15 18:20:36,223 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:20:36,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 8 conjunts are in the unsatisfiable core [2022-03-15 18:20:36,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:20:36,257 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:36,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:20:36,323 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:36,324 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [877878327] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:20:36,324 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:20:36,324 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8, 8] total 12 [2022-03-15 18:20:36,324 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1151051462] [2022-03-15 18:20:36,324 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:20:36,326 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:20:36,328 INFO L252 McrAutomatonBuilder]: Finished intersection with 19 states and 18 transitions. [2022-03-15 18:20:36,328 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:20:36,328 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:20:36,329 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-03-15 18:20:36,329 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:20:36,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-03-15 18:20:36,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:20:36,329 INFO L87 Difference]: Start difference. First operand 123372 states and 472133 transitions. Second operand has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 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) [2022-03-15 18:20:38,912 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:20:38,913 INFO L93 Difference]: Finished difference Result 123373 states and 472134 transitions. [2022-03-15 18:20:38,913 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-03-15 18:20:38,913 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 18 [2022-03-15 18:20:38,913 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:20:41,009 INFO L225 Difference]: With dead ends: 123373 [2022-03-15 18:20:41,010 INFO L226 Difference]: Without dead ends: 123373 [2022-03-15 18:20:41,011 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 30 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:20:41,011 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 285 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:20:41,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 288 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 285 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:20:41,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123373 states. [2022-03-15 18:20:45,111 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123373 to 123373. [2022-03-15 18:20:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123373 states, 123329 states have (on average 3.8282480195250104) internal successors, (472134), 123372 states have internal predecessors, (472134), 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) [2022-03-15 18:20:46,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123373 states to 123373 states and 472134 transitions. [2022-03-15 18:20:46,469 INFO L78 Accepts]: Start accepts. Automaton has 123373 states and 472134 transitions. Word has length 18 [2022-03-15 18:20:46,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:20:46,469 INFO L470 AbstractCegarLoop]: Abstraction has 123373 states and 472134 transitions. [2022-03-15 18:20:46,469 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 1.8888888888888888) internal successors, (17), 8 states have internal predecessors, (17), 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) [2022-03-15 18:20:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 123373 states and 472134 transitions. [2022-03-15 18:20:46,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-03-15 18:20:46,469 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:20:46,469 INFO L514 BasicCegarLoop]: trace histogram [7, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:20:46,488 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (30)] Forceful destruction successful, exit code 0 [2022-03-15 18:20:46,683 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,30 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:46,683 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:20:46,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:20:46,684 INFO L85 PathProgramCache]: Analyzing trace with hash -1950046749, now seen corresponding path program 6 times [2022-03-15 18:20:46,685 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:20:46,685 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840322559] [2022-03-15 18:20:46,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:20:46,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:20:46,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:20:46,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:20:46,780 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:20:46,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1840322559] [2022-03-15 18:20:46,781 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1840322559] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:20:46,781 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1176078215] [2022-03-15 18:20:46,781 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE [2022-03-15 18:20:46,781 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:20:46,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:20:46,782 INFO L229 MonitoredProcess]: Starting monitored process 31 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:20:46,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Waiting until timeout for monitored process [2022-03-15 18:20:46,886 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 3 check-sat command(s) [2022-03-15 18:20:46,886 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:20:46,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 18:20:46,888 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:20:46,893 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:20:46,974 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:20:46,974 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:20:46,992 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:20:47,027 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:20:47,077 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-03-15 18:20:47,078 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:20:53,131 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1103 (Array Int Int)) (|t_funThread2of3ForFork0_~p~0#1.offset| Int)) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1103) |c_~#a~0.base|) |t_funThread2of3ForFork0_~p~0#1.offset|) 0)) is different from false [2022-03-15 18:20:53,233 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 1 not checked. [2022-03-15 18:20:53,233 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1176078215] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:20:53,233 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:20:53,234 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 4, 4] total 17 [2022-03-15 18:20:53,234 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1008589073] [2022-03-15 18:20:53,234 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:20:53,236 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:20:53,238 INFO L252 McrAutomatonBuilder]: Finished intersection with 20 states and 19 transitions. [2022-03-15 18:20:53,238 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:20:53,238 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:20:53,238 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-03-15 18:20:53,238 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:20:53,239 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-03-15 18:20:53,239 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=205, Unknown=3, NotChecked=30, Total=306 [2022-03-15 18:20:53,239 INFO L87 Difference]: Start difference. First operand 123373 states and 472134 transitions. Second operand has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 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) [2022-03-15 18:20:55,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:20:55,168 INFO L93 Difference]: Finished difference Result 123374 states and 472135 transitions. [2022-03-15 18:20:55,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-03-15 18:20:55,168 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 19 [2022-03-15 18:20:55,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:20:56,068 INFO L225 Difference]: With dead ends: 123374 [2022-03-15 18:20:56,068 INFO L226 Difference]: Without dead ends: 123374 [2022-03-15 18:20:56,069 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=68, Invalid=205, Unknown=3, NotChecked=30, Total=306 [2022-03-15 18:20:56,069 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 220 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:20:56,069 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 220 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:20:56,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123374 states. [2022-03-15 18:21:00,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123374 to 123374. [2022-03-15 18:21:00,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123374 states, 123330 states have (on average 3.828225087164518) internal successors, (472135), 123373 states have internal predecessors, (472135), 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) [2022-03-15 18:21:01,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123374 states to 123374 states and 472135 transitions. [2022-03-15 18:21:01,830 INFO L78 Accepts]: Start accepts. Automaton has 123374 states and 472135 transitions. Word has length 19 [2022-03-15 18:21:01,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:21:01,830 INFO L470 AbstractCegarLoop]: Abstraction has 123374 states and 472135 transitions. [2022-03-15 18:21:01,830 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.8) internal successors, (18), 9 states have internal predecessors, (18), 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) [2022-03-15 18:21:01,830 INFO L276 IsEmpty]: Start isEmpty. Operand 123374 states and 472135 transitions. [2022-03-15 18:21:01,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-03-15 18:21:01,831 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:21:01,831 INFO L514 BasicCegarLoop]: trace histogram [8, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:21:01,851 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (31)] Forceful destruction successful, exit code 0 [2022-03-15 18:21:02,050 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 31 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable34 [2022-03-15 18:21:02,051 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:21:02,051 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:21:02,051 INFO L85 PathProgramCache]: Analyzing trace with hash -1294612604, now seen corresponding path program 7 times [2022-03-15 18:21:02,054 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:21:02,054 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [163208695] [2022-03-15 18:21:02,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:21:02,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:21:02,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:21:02,172 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:02,172 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:21:02,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [163208695] [2022-03-15 18:21:02,172 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [163208695] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:21:02,172 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1065376247] [2022-03-15 18:21:02,172 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY [2022-03-15 18:21:02,172 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:21:02,172 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:21:02,188 INFO L229 MonitoredProcess]: Starting monitored process 32 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:21:02,241 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Waiting until timeout for monitored process [2022-03-15 18:21:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:21:02,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 10 conjunts are in the unsatisfiable core [2022-03-15 18:21:02,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:21:02,398 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:02,398 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:21:02,495 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:02,495 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1065376247] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:21:02,495 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:21:02,495 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 10, 10] total 12 [2022-03-15 18:21:02,495 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [487448607] [2022-03-15 18:21:02,496 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:21:02,497 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:21:02,499 INFO L252 McrAutomatonBuilder]: Finished intersection with 21 states and 20 transitions. [2022-03-15 18:21:02,499 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:21:02,499 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:21:02,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-03-15 18:21:02,499 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:21:02,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-03-15 18:21:02,500 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:21:02,500 INFO L87 Difference]: Start difference. First operand 123374 states and 472135 transitions. Second operand has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) [2022-03-15 18:21:05,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:21:05,120 INFO L93 Difference]: Finished difference Result 123375 states and 472136 transitions. [2022-03-15 18:21:05,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-03-15 18:21:05,121 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 20 [2022-03-15 18:21:05,121 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:21:06,505 INFO L225 Difference]: With dead ends: 123375 [2022-03-15 18:21:06,506 INFO L226 Difference]: Without dead ends: 123375 [2022-03-15 18:21:06,506 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:21:06,506 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 261 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-03-15 18:21:06,507 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 76 Invalid, 290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-03-15 18:21:07,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123375 states. [2022-03-15 18:21:11,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123375 to 123375. [2022-03-15 18:21:11,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123375 states, 123331 states have (on average 3.8282021551759087) internal successors, (472136), 123374 states have internal predecessors, (472136), 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) [2022-03-15 18:21:12,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123375 states to 123375 states and 472136 transitions. [2022-03-15 18:21:12,615 INFO L78 Accepts]: Start accepts. Automaton has 123375 states and 472136 transitions. Word has length 20 [2022-03-15 18:21:12,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:21:12,615 INFO L470 AbstractCegarLoop]: Abstraction has 123375 states and 472136 transitions. [2022-03-15 18:21:12,615 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 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) [2022-03-15 18:21:12,615 INFO L276 IsEmpty]: Start isEmpty. Operand 123375 states and 472136 transitions. [2022-03-15 18:21:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-03-15 18:21:12,616 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:21:12,616 INFO L514 BasicCegarLoop]: trace histogram [9, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:21:12,639 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (32)] Forceful destruction successful, exit code 0 [2022-03-15 18:21:12,839 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 32 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2022-03-15 18:21:12,839 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:21:12,839 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:21:12,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1843976707, now seen corresponding path program 8 times [2022-03-15 18:21:12,840 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:21:12,840 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1895849834] [2022-03-15 18:21:12,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:21:12,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:21:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:21:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:12,930 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:21:12,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1895849834] [2022-03-15 18:21:12,930 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1895849834] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:21:12,930 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [886267141] [2022-03-15 18:21:12,930 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-03-15 18:21:12,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:21:12,931 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:21:12,941 INFO L229 MonitoredProcess]: Starting monitored process 33 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:21:12,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Waiting until timeout for monitored process [2022-03-15 18:21:13,069 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-03-15 18:21:13,069 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:21:13,070 INFO L263 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 11 conjunts are in the unsatisfiable core [2022-03-15 18:21:13,071 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:21:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:13,106 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:21:13,144 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-03-15 18:21:13,145 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [886267141] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:21:13,145 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:21:13,145 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 12 [2022-03-15 18:21:13,145 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [1834658109] [2022-03-15 18:21:13,145 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:21:13,147 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:21:13,149 INFO L252 McrAutomatonBuilder]: Finished intersection with 22 states and 21 transitions. [2022-03-15 18:21:13,149 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:21:13,149 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:21:13,149 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-03-15 18:21:13,149 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:21:13,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-03-15 18:21:13,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:21:13,150 INFO L87 Difference]: Start difference. First operand 123375 states and 472136 transitions. Second operand has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 states have internal predecessors, (20), 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) [2022-03-15 18:21:15,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:21:15,399 INFO L93 Difference]: Finished difference Result 123376 states and 472137 transitions. [2022-03-15 18:21:15,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-03-15 18:21:15,400 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 21 [2022-03-15 18:21:15,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:21:17,395 INFO L225 Difference]: With dead ends: 123376 [2022-03-15 18:21:17,395 INFO L226 Difference]: Without dead ends: 123376 [2022-03-15 18:21:17,397 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 39 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=78, Invalid=78, Unknown=0, NotChecked=0, Total=156 [2022-03-15 18:21:17,397 INFO L933 BasicCegarLoop]: 19 mSDtfsCounter, 0 mSDsluCounter, 174 mSDsCounter, 0 mSdLazyCounter, 219 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 57 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 219 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-03-15 18:21:17,397 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 57 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 219 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-03-15 18:21:17,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 123376 states. [2022-03-15 18:21:21,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 123376 to 123376. [2022-03-15 18:21:21,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123376 states, 123332 states have (on average 3.8281792235591734) internal successors, (472137), 123375 states have internal predecessors, (472137), 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) [2022-03-15 18:21:22,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123376 states to 123376 states and 472137 transitions. [2022-03-15 18:21:22,966 INFO L78 Accepts]: Start accepts. Automaton has 123376 states and 472137 transitions. Word has length 21 [2022-03-15 18:21:22,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:21:22,966 INFO L470 AbstractCegarLoop]: Abstraction has 123376 states and 472137 transitions. [2022-03-15 18:21:22,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 1.6666666666666667) internal successors, (20), 11 states have internal predecessors, (20), 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) [2022-03-15 18:21:22,966 INFO L276 IsEmpty]: Start isEmpty. Operand 123376 states and 472137 transitions. [2022-03-15 18:21:22,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-03-15 18:21:22,966 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:21:22,967 INFO L514 BasicCegarLoop]: trace histogram [10, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:21:22,971 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (33)] Ended with exit code 0 [2022-03-15 18:21:23,171 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36,33 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:21:23,172 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:21:23,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:21:23,172 INFO L85 PathProgramCache]: Analyzing trace with hash 355997540, now seen corresponding path program 9 times [2022-03-15 18:21:23,173 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:21:23,173 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613367200] [2022-03-15 18:21:23,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:21:23,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:21:23,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:21:23,253 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-03-15 18:21:23,254 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:21:23,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613367200] [2022-03-15 18:21:23,254 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613367200] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:21:23,254 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1360768070] [2022-03-15 18:21:23,254 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-03-15 18:21:23,254 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:21:23,254 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:21:23,256 INFO L229 MonitoredProcess]: Starting monitored process 34 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:21:23,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Waiting until timeout for monitored process [2022-03-15 18:21:23,367 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-03-15 18:21:23,367 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:21:23,368 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 17 conjunts are in the unsatisfiable core [2022-03-15 18:21:23,369 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:21:23,373 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:21:23,433 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:21:23,433 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:21:23,450 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:21:23,470 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:21:23,496 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2022-03-15 18:21:23,496 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:21:29,531 WARN L838 $PredicateComparison]: unable to prove that (forall ((v_ArrVal_1280 (Array Int Int))) (= ((as const (Array Int Int)) 0) (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1280) |c_~#a~0.base|))) is different from false [2022-03-15 18:21:29,637 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 1 not checked. [2022-03-15 18:21:29,637 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1360768070] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:21:29,638 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:21:29,638 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 4] total 10 [2022-03-15 18:21:29,638 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [2092058582] [2022-03-15 18:21:29,638 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:21:29,639 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:21:29,642 INFO L252 McrAutomatonBuilder]: Finished intersection with 23 states and 22 transitions. [2022-03-15 18:21:29,642 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:21:29,642 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:21:29,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-03-15 18:21:29,643 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:21:29,643 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-03-15 18:21:29,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=78, Unknown=4, NotChecked=18, Total=132 [2022-03-15 18:21:29,643 INFO L87 Difference]: Start difference. First operand 123376 states and 472137 transitions. Second operand has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-03-15 18:21:31,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:21:31,694 INFO L93 Difference]: Finished difference Result 164131 states and 619170 transitions. [2022-03-15 18:21:31,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 18:21:31,695 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 22 [2022-03-15 18:21:31,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:21:32,748 INFO L225 Difference]: With dead ends: 164131 [2022-03-15 18:21:32,748 INFO L226 Difference]: Without dead ends: 163555 [2022-03-15 18:21:32,749 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 36 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=4, NotChecked=24, Total=210 [2022-03-15 18:21:32,750 INFO L933 BasicCegarLoop]: 31 mSDtfsCounter, 390 mSDsluCounter, 186 mSDsCounter, 0 mSdLazyCounter, 382 mSolverCounterSat, 9 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 84 SdHoareTripleChecker+Invalid, 391 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 382 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-03-15 18:21:32,750 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [390 Valid, 84 Invalid, 391 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 382 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-03-15 18:21:33,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163555 states. [2022-03-15 18:21:37,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163555 to 130981. [2022-03-15 18:21:37,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 130981 states, 130937 states have (on average 3.843718734964143) internal successors, (503285), 130980 states have internal predecessors, (503285), 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) [2022-03-15 18:21:38,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130981 states to 130981 states and 503285 transitions. [2022-03-15 18:21:38,907 INFO L78 Accepts]: Start accepts. Automaton has 130981 states and 503285 transitions. Word has length 22 [2022-03-15 18:21:38,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-03-15 18:21:38,907 INFO L470 AbstractCegarLoop]: Abstraction has 130981 states and 503285 transitions. [2022-03-15 18:21:38,907 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 2.6) internal successors, (13), 5 states have internal predecessors, (13), 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) [2022-03-15 18:21:38,907 INFO L276 IsEmpty]: Start isEmpty. Operand 130981 states and 503285 transitions. [2022-03-15 18:21:38,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-03-15 18:21:38,909 INFO L506 BasicCegarLoop]: Found error trace [2022-03-15 18:21:38,909 INFO L514 BasicCegarLoop]: trace histogram [10, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2022-03-15 18:21:38,927 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (34)] Forceful destruction successful, exit code 0 [2022-03-15 18:21:39,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 34 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable37 [2022-03-15 18:21:39,123 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting t_funErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, t_funErr0ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2022-03-15 18:21:39,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-03-15 18:21:39,124 INFO L85 PathProgramCache]: Analyzing trace with hash 1236278747, now seen corresponding path program 10 times [2022-03-15 18:21:39,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-03-15 18:21:39,125 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705388180] [2022-03-15 18:21:39,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-03-15 18:21:39,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-03-15 18:21:39,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-03-15 18:21:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-03-15 18:21:39,241 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-03-15 18:21:39,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705388180] [2022-03-15 18:21:39,241 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1705388180] provided 0 perfect and 1 imperfect interpolant sequences [2022-03-15 18:21:39,241 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [933093010] [2022-03-15 18:21:39,241 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-03-15 18:21:39,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-03-15 18:21:39,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-03-15 18:21:39,257 INFO L229 MonitoredProcess]: Starting monitored process 35 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-03-15 18:21:39,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (35)] Waiting until timeout for monitored process [2022-03-15 18:21:39,391 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-03-15 18:21:39,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-03-15 18:21:39,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 18 conjunts are in the unsatisfiable core [2022-03-15 18:21:39,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-03-15 18:21:39,397 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2022-03-15 18:21:39,481 INFO L353 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-03-15 18:21:39,481 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-03-15 18:21:39,497 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:21:39,521 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:21:39,569 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 15 [2022-03-15 18:21:39,580 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-03-15 18:21:39,580 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-03-15 18:21:41,611 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of3ForFork0_~p~0#1.offset| Int) (v_ArrVal_1350 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1350) |c_t_funThread2of3ForFork0_~p~0#1.base|) |t_funThread2of3ForFork0_~p~0#1.offset|) 0)) is different from false [2022-03-15 18:21:41,622 WARN L838 $PredicateComparison]: unable to prove that (forall ((|t_funThread2of3ForFork0_~p~0#1.offset| Int) (v_ArrVal_1350 (Array Int Int))) (= (select (select (store |c_#memory_int| |c_ULTIMATE.start_main_~#t_ids~0#1.base| v_ArrVal_1350) |c_~#a~0.base|) |t_funThread2of3ForFork0_~p~0#1.offset|) 0)) is different from false [2022-03-15 18:21:41,742 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 4 not checked. [2022-03-15 18:21:41,743 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [933093010] provided 0 perfect and 2 imperfect interpolant sequences [2022-03-15 18:21:41,743 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-03-15 18:21:41,743 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 13 [2022-03-15 18:21:41,743 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleMcr [894888664] [2022-03-15 18:21:41,743 INFO L194 McrAutomatonBuilder]: Constructing automaton for MCR equivalence class. [2022-03-15 18:21:41,745 INFO L249 McrAutomatonBuilder]: Started intersection. [2022-03-15 18:21:41,749 INFO L252 McrAutomatonBuilder]: Finished intersection with 35 states and 43 transitions. [2022-03-15 18:21:41,749 INFO L276 McrAutomatonBuilder]: Constructing interpolant automaton by labelling MCR automaton with interpolants from WpInterpolantProvider [2022-03-15 18:21:41,762 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-03-15 18:21:41,783 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-03-15 18:21:41,789 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2022-03-15 18:21:41,841 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 18:21:41,863 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 18:21:41,871 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 18:21:41,892 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 18:21:41,906 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 4 [2022-03-15 18:21:41,908 INFO L301 McrAutomatonBuilder]: Construction finished. MCR generated 0 new interpolants: [] [2022-03-15 18:21:41,908 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-03-15 18:21:41,908 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-03-15 18:21:41,909 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-03-15 18:21:41,909 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=120, Unknown=3, NotChecked=46, Total=210 [2022-03-15 18:21:41,909 INFO L87 Difference]: Start difference. First operand 130981 states and 503285 transitions. Second operand has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 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) [2022-03-15 18:21:43,951 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-03-15 18:21:43,952 INFO L93 Difference]: Finished difference Result 147467 states and 556902 transitions. [2022-03-15 18:21:43,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-03-15 18:21:43,952 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 3.3333333333333335) internal successors, (20), 6 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 25 [2022-03-15 18:21:43,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-03-15 18:21:45,421 INFO L225 Difference]: With dead ends: 147467 [2022-03-15 18:21:45,421 INFO L226 Difference]: Without dead ends: 147048 [2022-03-15 18:21:45,421 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=66, Invalid=179, Unknown=3, NotChecked=58, Total=306 [2022-03-15 18:21:45,421 INFO L933 BasicCegarLoop]: 24 mSDtfsCounter, 354 mSDsluCounter, 218 mSDsCounter, 0 mSdLazyCounter, 593 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 354 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 603 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-03-15 18:21:45,422 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [354 Valid, 99 Invalid, 603 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 593 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-03-15 18:21:45,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147048 states. [2022-03-15 18:21:49,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147048 to 123785. [2022-03-15 18:21:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123785 states, 123741 states have (on average 3.814653186898441) internal successors, (472029), 123784 states have internal predecessors, (472029), 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)