/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 06:58:02,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 06:58:02,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 06:58:02,937 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 06:58:02,937 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 06:58:02,938 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 06:58:02,938 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 06:58:02,940 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 06:58:02,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 06:58:02,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 06:58:02,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 06:58:02,945 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 06:58:02,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 06:58:02,950 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 06:58:02,951 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 06:58:02,952 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 06:58:02,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 06:58:02,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 06:58:02,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 06:58:02,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 06:58:02,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 06:58:02,963 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 06:58:02,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 06:58:02,965 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 06:58:02,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 06:58:02,970 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 06:58:02,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 06:58:02,970 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 06:58:02,970 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 06:58:02,971 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-09 06:58:02,971 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 06:58:02,972 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 06:58:02,972 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 06:58:02,972 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 06:58:02,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 06:58:02,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 06:58:02,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 06:58:02,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 06:58:02,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 06:58:02,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 06:58:02,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 06:58:02,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-09 06:58:02,994 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 06:58:02,995 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 06:58:02,995 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 06:58:02,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 06:58:02,996 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 06:58:02,996 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 06:58:02,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 06:58:02,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 06:58:02,996 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 06:58:02,997 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 06:58:02,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 06:58:02,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 06:58:02,998 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 06:58:02,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 06:58:02,999 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 06:58:02,999 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 06:58:03,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 06:58:03,006 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 06:58:03,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-02-09 06:58:03,178 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 06:58:03,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 06:58:03,198 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 06:58:03,199 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 06:58:03,200 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 06:58:03,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2022-02-09 06:58:03,258 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc738ffb/e396d4fe7de5403198f7f1e0d5d04bed/FLAG997c2dc45 [2022-02-09 06:58:03,580 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 06:58:03,580 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c [2022-02-09 06:58:03,588 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc738ffb/e396d4fe7de5403198f7f1e0d5d04bed/FLAG997c2dc45 [2022-02-09 06:58:03,992 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6cc738ffb/e396d4fe7de5403198f7f1e0d5d04bed [2022-02-09 06:58:03,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 06:58:03,994 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 06:58:03,995 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 06:58:03,995 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 06:58:04,010 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 06:58:04,011 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 06:58:03" (1/1) ... [2022-02-09 06:58:04,012 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf208b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04, skipping insertion in model container [2022-02-09 06:58:04,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 06:58:03" (1/1) ... [2022-02-09 06:58:04,017 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 06:58:04,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 06:58:04,203 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2022-02-09 06:58:04,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 06:58:04,215 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 06:58:04,228 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/weaver/popl20-more-array-sum-alt2.wvr.c[2525,2538] [2022-02-09 06:58:04,230 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 06:58:04,238 INFO L208 MainTranslator]: Completed translation [2022-02-09 06:58:04,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04 WrapperNode [2022-02-09 06:58:04,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 06:58:04,239 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 06:58:04,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 06:58:04,240 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 06:58:04,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,249 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,270 INFO L137 Inliner]: procedures = 25, calls = 45, calls flagged for inlining = 12, calls inlined = 16, statements flattened = 191 [2022-02-09 06:58:04,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 06:58:04,271 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 06:58:04,271 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 06:58:04,271 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 06:58:04,276 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,276 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,278 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,279 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,302 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,303 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 06:58:04,304 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 06:58:04,304 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 06:58:04,304 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 06:58:04,307 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (1/1) ... [2022-02-09 06:58:04,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 06:58:04,333 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:04,343 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) [2022-02-09 06:58:04,344 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 [2022-02-09 06:58:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 06:58:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 06:58:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 06:58:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 06:58:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-02-09 06:58:04,368 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-02-09 06:58:04,368 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-02-09 06:58:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-02-09 06:58:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-02-09 06:58:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-02-09 06:58:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 06:58:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-02-09 06:58:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-02-09 06:58:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-09 06:58:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 06:58:04,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 06:58:04,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 06:58:04,379 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 06:58:04,439 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 06:58:04,440 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 06:58:04,628 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 06:58:04,771 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 06:58:04,771 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-02-09 06:58:04,773 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 06:58:04 BoogieIcfgContainer [2022-02-09 06:58:04,773 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 06:58:04,783 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 06:58:04,784 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 06:58:04,787 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 06:58:04,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 06:58:03" (1/3) ... [2022-02-09 06:58:04,787 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d69e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 06:58:04, skipping insertion in model container [2022-02-09 06:58:04,787 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 06:58:04" (2/3) ... [2022-02-09 06:58:04,788 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@537d69e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 06:58:04, skipping insertion in model container [2022-02-09 06:58:04,788 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 06:58:04" (3/3) ... [2022-02-09 06:58:04,788 INFO L111 eAbstractionObserver]: Analyzing ICFG popl20-more-array-sum-alt2.wvr.c [2022-02-09 06:58:04,792 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 06:58:04,792 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 06:58:04,792 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-02-09 06:58:04,792 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 06:58:04,849 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,850 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,851 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,852 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,853 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,854 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,855 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,856 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,857 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,858 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,859 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,860 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,861 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,862 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,863 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,863 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,863 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,870 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,870 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,870 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,870 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,871 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,871 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,871 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,871 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,871 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,876 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,877 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,878 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,879 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,879 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,879 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,879 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,881 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_~i~1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,882 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~mem5#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~post4#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,883 WARN L322 ript$VariableManager]: TermVariabe |thread2Thread1of1ForFork0_#t~ret6#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~ret9#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_~i~2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,884 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~post7#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread3Thread1of1ForFork1_#t~mem8#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,885 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~mem2#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~ret3#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#in~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~b#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#t~post1#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_~i~0#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_#in~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,886 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_~a#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,887 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,887 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_assume_abort_if_not_~cond#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,887 WARN L322 ript$VariableManager]: TermVariabe |thread1Thread1of1ForFork2_plus_#res#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 06:58:04,902 INFO L148 ThreadInstanceAdder]: Constructed 3 joinOtherThreadTransitions. [2022-02-09 06:58:04,945 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 06:58:04,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:04,950 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 06:58:04,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 06:58:04,972 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 06:58:04,977 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 06:58:04,977 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-02-09 06:58:05,029 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:05,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:05,033 INFO L85 PathProgramCache]: Analyzing trace with hash -2037022908, now seen corresponding path program 1 times [2022-02-09 06:58:05,039 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:05,039 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997913580] [2022-02-09 06:58:05,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:05,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:05,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:05,195 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:05,195 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997913580] [2022-02-09 06:58:05,195 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997913580] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:58:05,196 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:58:05,196 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 06:58:05,198 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223234144] [2022-02-09 06:58:05,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:05,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-02-09 06:58:05,204 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:05,217 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-02-09 06:58:05,217 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-02-09 06:58:05,218 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,219 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:05,220 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 54.5) internal successors, (109), 2 states have internal predecessors, (109), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:05,220 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,248 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 06:58:05,248 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:05,249 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:05,249 INFO L85 PathProgramCache]: Analyzing trace with hash -666791029, now seen corresponding path program 1 times [2022-02-09 06:58:05,249 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:05,249 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698014078] [2022-02-09 06:58:05,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:05,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:05,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:05,474 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:05,474 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:05,474 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698014078] [2022-02-09 06:58:05,474 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698014078] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:58:05,475 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:58:05,475 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-02-09 06:58:05,475 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634790816] [2022-02-09 06:58:05,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:05,476 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 06:58:05,476 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:05,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 06:58:05,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-02-09 06:58:05,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,477 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:05,477 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.5) internal successors, (105), 6 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:05,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,477 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:05,586 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 06:58:05,586 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:05,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:05,586 INFO L85 PathProgramCache]: Analyzing trace with hash 1207616549, now seen corresponding path program 1 times [2022-02-09 06:58:05,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:05,587 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [544592761] [2022-02-09 06:58:05,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:05,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:05,804 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:05,804 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:05,871 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [544592761] [2022-02-09 06:58:05,872 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [544592761] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:58:05,872 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:58:05,872 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-09 06:58:05,872 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99580040] [2022-02-09 06:58:05,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:05,872 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-09 06:58:05,873 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:05,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-09 06:58:05,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-02-09 06:58:05,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,873 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:05,874 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:05,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:05,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:05,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:06,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,124 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 06:58:06,124 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:06,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:06,125 INFO L85 PathProgramCache]: Analyzing trace with hash 1466532967, now seen corresponding path program 1 times [2022-02-09 06:58:06,125 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:06,126 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [451237231] [2022-02-09 06:58:06,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:06,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:06,418 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:06,418 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:06,419 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [451237231] [2022-02-09 06:58:06,422 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [451237231] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:58:06,422 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:58:06,422 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-09 06:58:06,422 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1428467519] [2022-02-09 06:58:06,423 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:06,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-02-09 06:58:06,425 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:06,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-02-09 06:58:06,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2022-02-09 06:58:06,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,427 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:06,427 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 11.0) internal successors, (110), 10 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 06:58:06,763 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:06,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:06,764 INFO L85 PathProgramCache]: Analyzing trace with hash -1793436759, now seen corresponding path program 1 times [2022-02-09 06:58:06,765 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:06,765 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1414281769] [2022-02-09 06:58:06,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:06,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:06,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:06,860 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:06,860 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:06,860 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1414281769] [2022-02-09 06:58:06,861 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1414281769] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 06:58:06,861 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 06:58:06,861 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-02-09 06:58:06,861 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059890035] [2022-02-09 06:58:06,861 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:06,861 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 06:58:06,861 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:06,862 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 06:58:06,862 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-02-09 06:58:06,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,862 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:06,862 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 15.714285714285714) internal successors, (110), 7 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:06,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:06,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:06,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:06,862 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:07,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:07,098 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 06:58:07,098 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:07,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:07,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1066942698, now seen corresponding path program 1 times [2022-02-09 06:58:07,100 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:07,100 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927042073] [2022-02-09 06:58:07,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:07,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:07,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:07,198 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:07,199 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:07,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927042073] [2022-02-09 06:58:07,199 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [927042073] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:07,199 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1553649653] [2022-02-09 06:58:07,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:07,199 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:07,199 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:07,200 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) [2022-02-09 06:58:07,260 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-02-09 06:58:07,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:07,342 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 6 conjunts are in the unsatisfiable core [2022-02-09 06:58:07,350 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:07,544 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:07,545 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:07,752 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:07,752 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1553649653] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:07,752 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 06:58:07,752 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8, 7] total 14 [2022-02-09 06:58:07,752 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822347075] [2022-02-09 06:58:07,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:07,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-02-09 06:58:07,753 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:07,753 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-02-09 06:58:07,753 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=130, Unknown=0, NotChecked=0, Total=182 [2022-02-09 06:58:07,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,754 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:07,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 16.714285714285715) internal successors, (117), 7 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:07,754 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:07,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:07,820 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:07,838 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-02-09 06:58:08,037 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,SelfDestructingSolverStorable5 [2022-02-09 06:58:08,037 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:08,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:08,038 INFO L85 PathProgramCache]: Analyzing trace with hash 226971290, now seen corresponding path program 1 times [2022-02-09 06:58:08,038 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:08,038 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1335354741] [2022-02-09 06:58:08,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:08,038 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:08,118 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:08,118 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:08,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1335354741] [2022-02-09 06:58:08,118 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1335354741] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:08,118 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [729704249] [2022-02-09 06:58:08,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:08,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:08,119 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:08,120 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) [2022-02-09 06:58:08,121 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-02-09 06:58:08,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:08,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 8 conjunts are in the unsatisfiable core [2022-02-09 06:58:08,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:08,436 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:08,437 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:08,665 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:08,666 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [729704249] provided 1 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:08,666 INFO L191 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2022-02-09 06:58:08,666 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [10, 9] total 18 [2022-02-09 06:58:08,666 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1280109342] [2022-02-09 06:58:08,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 06:58:08,666 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-02-09 06:58:08,667 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:08,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-02-09 06:58:08,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=70, Invalid=236, Unknown=0, NotChecked=0, Total=306 [2022-02-09 06:58:08,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:08,668 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:08,668 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.0) internal successors, (117), 9 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:08,669 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:08,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:08,833 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:09,011 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:09,012 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:09,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:09,012 INFO L85 PathProgramCache]: Analyzing trace with hash -911566218, now seen corresponding path program 1 times [2022-02-09 06:58:09,012 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:09,013 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200101945] [2022-02-09 06:58:09,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:09,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:09,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:09,609 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:09,609 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:09,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200101945] [2022-02-09 06:58:09,609 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200101945] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:09,609 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [495621283] [2022-02-09 06:58:09,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:09,610 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:09,610 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:09,620 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) [2022-02-09 06:58:09,621 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-02-09 06:58:09,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:09,708 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 57 conjunts are in the unsatisfiable core [2022-02-09 06:58:09,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:10,562 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:10,563 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 17 treesize of output 17 [2022-02-09 06:58:10,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:10,761 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:11,205 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:11,205 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 48 treesize of output 33 [2022-02-09 06:58:12,089 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:12,089 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [495621283] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:12,089 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:12,089 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 24, 18] total 53 [2022-02-09 06:58:12,090 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106065455] [2022-02-09 06:58:12,090 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:12,090 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 53 states [2022-02-09 06:58:12,090 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:12,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2022-02-09 06:58:12,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=2376, Unknown=0, NotChecked=0, Total=2756 [2022-02-09 06:58:12,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:12,091 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:12,092 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 53 states, 53 states have (on average 5.490566037735849) internal successors, (291), 53 states have internal predecessors, (291), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:12,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:13,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:13,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:13,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:13,285 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-02-09 06:58:13,461 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:13,462 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:13,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:13,462 INFO L85 PathProgramCache]: Analyzing trace with hash -1639426022, now seen corresponding path program 2 times [2022-02-09 06:58:13,462 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:13,462 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [817439994] [2022-02-09 06:58:13,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:13,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:13,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:13,594 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:13,594 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:13,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [817439994] [2022-02-09 06:58:13,594 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [817439994] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:13,594 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [943306157] [2022-02-09 06:58:13,594 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 06:58:13,595 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:13,595 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:13,597 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) [2022-02-09 06:58:13,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-02-09 06:58:13,683 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 06:58:13,683 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:58:13,685 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 15 conjunts are in the unsatisfiable core [2022-02-09 06:58:13,687 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:14,188 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:14,188 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:14,509 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:14,509 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [943306157] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:14,509 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:14,509 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 30 [2022-02-09 06:58:14,509 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1708116587] [2022-02-09 06:58:14,509 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:14,510 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 30 states [2022-02-09 06:58:14,510 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:14,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2022-02-09 06:58:14,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=147, Invalid=723, Unknown=0, NotChecked=0, Total=870 [2022-02-09 06:58:14,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:14,511 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:14,511 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 30 states, 30 states have (on average 7.066666666666666) internal successors, (212), 30 states have internal predecessors, (212), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:14,511 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:15,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-02-09 06:58:15,228 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:15,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:15,397 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:15,398 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:15,398 INFO L85 PathProgramCache]: Analyzing trace with hash -652649800, now seen corresponding path program 1 times [2022-02-09 06:58:15,398 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:15,398 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494529547] [2022-02-09 06:58:15,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:15,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:15,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:15,654 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:15,654 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494529547] [2022-02-09 06:58:15,655 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [494529547] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:15,655 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [955140263] [2022-02-09 06:58:15,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:15,655 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:15,655 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:15,668 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) [2022-02-09 06:58:15,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-02-09 06:58:15,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:15,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 45 conjunts are in the unsatisfiable core [2022-02-09 06:58:15,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:16,140 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 19 treesize of output 11 [2022-02-09 06:58:16,232 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:16,232 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:16,376 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:16,376 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 20 treesize of output 21 [2022-02-09 06:58:16,387 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 06:58:16,388 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:16,388 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 12 [2022-02-09 06:58:16,721 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:16,722 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [955140263] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:16,722 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:16,722 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 10, 9] total 23 [2022-02-09 06:58:16,722 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335952582] [2022-02-09 06:58:16,722 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:16,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2022-02-09 06:58:16,723 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:16,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2022-02-09 06:58:16,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=86, Invalid=420, Unknown=0, NotChecked=0, Total=506 [2022-02-09 06:58:16,723 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:16,723 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:16,724 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 23 states have (on average 11.478260869565217) internal successors, (264), 23 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-02-09 06:58:16,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:17,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:17,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:17,131 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:17,313 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:17,313 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:17,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:17,314 INFO L85 PathProgramCache]: Analyzing trace with hash 380727576, now seen corresponding path program 1 times [2022-02-09 06:58:17,314 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:17,314 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1898762927] [2022-02-09 06:58:17,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:17,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:17,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:17,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:17,414 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:17,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1898762927] [2022-02-09 06:58:17,414 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1898762927] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:17,414 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1416578386] [2022-02-09 06:58:17,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:17,414 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:17,414 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:17,424 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) [2022-02-09 06:58:17,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-02-09 06:58:17,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:17,508 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-09 06:58:17,509 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:17,767 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:17,767 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:18,060 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:18,060 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1416578386] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:18,061 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:18,061 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 24 [2022-02-09 06:58:18,061 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947668308] [2022-02-09 06:58:18,061 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:18,061 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 24 states [2022-02-09 06:58:18,061 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:18,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2022-02-09 06:58:18,062 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=444, Unknown=0, NotChecked=0, Total=552 [2022-02-09 06:58:18,062 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:18,062 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:18,062 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 24 states, 24 states have (on average 7.458333333333333) internal successors, (179), 24 states have internal predecessors, (179), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:18,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:18,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:18,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:18,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:18,062 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:18,063 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:18,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:18,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-02-09 06:58:18,401 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:18,585 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:18,586 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:18,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:18,586 INFO L85 PathProgramCache]: Analyzing trace with hash 639643994, now seen corresponding path program 2 times [2022-02-09 06:58:18,586 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:18,586 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143522645] [2022-02-09 06:58:18,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:18,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:18,723 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:18,723 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:18,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143522645] [2022-02-09 06:58:18,723 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143522645] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:18,723 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [740379080] [2022-02-09 06:58:18,723 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-02-09 06:58:18,725 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:18,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:18,726 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) [2022-02-09 06:58:18,727 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-02-09 06:58:18,815 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-02-09 06:58:18,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:58:18,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 15 conjunts are in the unsatisfiable core [2022-02-09 06:58:18,818 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:19,217 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:19,217 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:19,578 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:19,578 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [740379080] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:19,578 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:19,578 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 14, 14] total 32 [2022-02-09 06:58:19,578 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455413811] [2022-02-09 06:58:19,578 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:19,579 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 32 states [2022-02-09 06:58:19,579 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:19,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2022-02-09 06:58:19,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=143, Invalid=849, Unknown=0, NotChecked=0, Total=992 [2022-02-09 06:58:19,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:19,579 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:19,580 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 32 states, 32 states have (on average 6.65625) internal successors, (213), 32 states have internal predecessors, (213), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-02-09 06:58:19,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-09 06:58:20,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 06:58:20,420 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:20,589 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,SelfDestructingSolverStorable11 [2022-02-09 06:58:20,589 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:20,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:20,589 INFO L85 PathProgramCache]: Analyzing trace with hash -1832264938, now seen corresponding path program 3 times [2022-02-09 06:58:20,589 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:20,589 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105308129] [2022-02-09 06:58:20,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:20,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:20,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:20,694 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:20,694 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:20,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105308129] [2022-02-09 06:58:20,694 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105308129] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:20,694 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1600200647] [2022-02-09 06:58:20,694 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-02-09 06:58:20,694 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:20,694 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:20,695 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) [2022-02-09 06:58:20,696 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-02-09 06:58:20,805 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2022-02-09 06:58:20,805 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:58:20,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 10 conjunts are in the unsatisfiable core [2022-02-09 06:58:20,808 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:21,060 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:21,061 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:21,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-02-09 06:58:21,227 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1600200647] provided 0 perfect and 2 imperfect interpolant sequences [2022-02-09 06:58:21,227 INFO L191 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-02-09 06:58:21,227 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 25 [2022-02-09 06:58:21,227 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784698805] [2022-02-09 06:58:21,227 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-02-09 06:58:21,228 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2022-02-09 06:58:21,228 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 06:58:21,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2022-02-09 06:58:21,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=532, Unknown=0, NotChecked=0, Total=600 [2022-02-09 06:58:21,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:21,229 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 06:58:21,229 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 25 states have (on average 8.84) internal successors, (221), 25 states have internal predecessors, (221), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 39 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 25 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 23 states. [2022-02-09 06:58:21,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 06:58:22,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2022-02-09 06:58:22,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-02-09 06:58:22,538 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:22,722 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,SelfDestructingSolverStorable12 [2022-02-09 06:58:22,722 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2022-02-09 06:58:22,722 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 06:58:22,723 INFO L85 PathProgramCache]: Analyzing trace with hash -692900226, now seen corresponding path program 4 times [2022-02-09 06:58:22,723 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 06:58:22,723 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629328936] [2022-02-09 06:58:22,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 06:58:22,723 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 06:58:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 06:58:23,255 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:23,255 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 06:58:23,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629328936] [2022-02-09 06:58:23,255 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629328936] provided 0 perfect and 1 imperfect interpolant sequences [2022-02-09 06:58:23,255 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169575855] [2022-02-09 06:58:23,255 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-02-09 06:58:23,255 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-02-09 06:58:23,255 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 06:58:23,256 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) [2022-02-09 06:58:23,257 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-02-09 06:58:23,344 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-02-09 06:58:23,345 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-02-09 06:58:23,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 69 conjunts are in the unsatisfiable core [2022-02-09 06:58:23,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-02-09 06:58:23,900 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 11 treesize of output 7 [2022-02-09 06:58:24,170 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 6 treesize of output 5 [2022-02-09 06:58:24,251 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 6 treesize of output 5 [2022-02-09 06:58:24,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-02-09 06:58:24,416 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 14 treesize of output 16 [2022-02-09 06:58:24,668 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:24,668 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 19 treesize of output 19 [2022-02-09 06:58:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 06:58:24,842 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-02-09 06:58:26,508 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thread3Thread1of1ForFork1_~i~2#1_37| Int)) (or (< 0 |v_thread3Thread1of1ForFork1_~i~2#1_37|) (<= (+ |v_thread3Thread1of1ForFork1_~i~2#1_37| 2) c_~N~0) (and (forall ((v_ArrVal_362 (Array Int Int)) (v_ArrVal_361 (Array Int Int)) (v_ArrVal_363 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_361) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_362))) (< (+ c_~res2~0 (select (select (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_363) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ (* |v_thread3Thread1of1ForFork1_~i~2#1_37| 4) |c_ULTIMATE.start_main_#t~ret12#1.offset|))) (+ (select (select .cse0 |c_ULTIMATE.start_main_#t~ret12#1.base|) |c_ULTIMATE.start_main_#t~ret12#1.offset|) c_~res1~0 1)))) (forall ((v_ArrVal_362 (Array Int Int)) (v_ArrVal_361 (Array Int Int)) (v_ArrVal_363 (Array Int Int))) (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_361) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_362))) (<= (+ (select (select .cse1 |c_ULTIMATE.start_main_#t~ret12#1.base|) |c_ULTIMATE.start_main_#t~ret12#1.offset|) c_~res1~0) (+ c_~res2~0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_363) |c_ULTIMATE.start_main_#t~ret12#1.base|) (+ (* |v_thread3Thread1of1ForFork1_~i~2#1_37| 4) |c_ULTIMATE.start_main_#t~ret12#1.offset|))))))))) is different from false [2022-02-09 06:58:26,559 WARN L838 $PredicateComparison]: unable to prove that (forall ((|v_thread3Thread1of1ForFork1_~i~2#1_37| Int)) (or (< 0 |v_thread3Thread1of1ForFork1_~i~2#1_37|) (<= (+ |v_thread3Thread1of1ForFork1_~i~2#1_37| 2) c_~N~0) (and (forall ((v_ArrVal_362 (Array Int Int)) (v_ArrVal_361 (Array Int Int)) (v_ArrVal_363 (Array Int Int))) (let ((.cse0 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_361) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_362))) (<= (+ (select (select .cse0 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|) c_~res1~0) (+ c_~res2~0 (select (select (store .cse0 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_363) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* |v_thread3Thread1of1ForFork1_~i~2#1_37| 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|)))))) (forall ((v_ArrVal_362 (Array Int Int)) (v_ArrVal_361 (Array Int Int)) (v_ArrVal_363 (Array Int Int))) (let ((.cse1 (store (store |c_#memory_int| |c_ULTIMATE.start_main_~#t1~0#1.base| v_ArrVal_361) |c_ULTIMATE.start_main_~#t2~0#1.base| v_ArrVal_362))) (< (+ c_~res2~0 (select (select (store .cse1 |c_ULTIMATE.start_main_~#t3~0#1.base| v_ArrVal_363) |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) (+ (* |v_thread3Thread1of1ForFork1_~i~2#1_37| 4) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|))) (+ (select (select .cse1 |c_ULTIMATE.start_create_fresh_int_array_#res#1.base|) |c_ULTIMATE.start_create_fresh_int_array_#res#1.offset|) c_~res1~0 1))))))) is different from false [2022-02-09 06:58:26,845 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:26,845 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 1 new quantified variables, introduced 1 case distinctions, treesize of input 118 treesize of output 83 [2022-02-09 06:58:26,867 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:26,867 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 4146 treesize of output 3858 [2022-02-09 06:58:26,905 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:26,905 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 3813 treesize of output 3746 [2022-02-09 06:58:26,925 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3733 treesize of output 3637 [2022-02-09 06:58:26,956 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:26,956 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 3637 treesize of output 3610 [2022-02-09 06:58:26,972 INFO L387 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 3597 treesize of output 3213 [2022-02-09 06:58:26,993 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:26,994 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 3213 treesize of output 3066 [2022-02-09 06:58:27,017 INFO L353 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-02-09 06:58:27,017 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 3053 treesize of output 2746 [2022-02-09 06:58:27,032 WARN L325 FreeRefinementEngine]: Global settings require throwing the following exception [2022-02-09 06:58:27,065 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:27,251 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,SelfDestructingSolverStorable13 [2022-02-09 06:58:27,252 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.computeDerApplicabilityScore(QuantifierPusher.java:685) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.selectBestEliminatee(QuantifierPusher.java:668) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.doit(QuantifierPusher.java:604) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective2(QuantifierPusher.java:446) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:355) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:172) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:65) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:61) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:261) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:247) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:92) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:238) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:420) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeBackwardSequence(IterativePredicateTransformer.java:399) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeWeakestPreconditionSequence(IterativePredicateTransformer.java:271) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:342) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:185) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:163) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:273) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:145) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:414) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:227) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-02-09 06:58:27,255 INFO L158 Benchmark]: Toolchain (without parser) took 23261.13ms. Allocated memory was 197.1MB in the beginning and 390.1MB in the end (delta: 192.9MB). Free memory was 146.6MB in the beginning and 243.6MB in the end (delta: -97.0MB). Peak memory consumption was 243.9MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,255 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 197.1MB. Free memory is still 163.0MB. There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 06:58:27,256 INFO L158 Benchmark]: CACSL2BoogieTranslator took 243.75ms. Allocated memory is still 197.1MB. Free memory was 146.4MB in the beginning and 173.7MB in the end (delta: -27.4MB). Peak memory consumption was 8.8MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,256 INFO L158 Benchmark]: Boogie Procedure Inliner took 31.21ms. Allocated memory is still 197.1MB. Free memory was 173.7MB in the beginning and 171.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,256 INFO L158 Benchmark]: Boogie Preprocessor took 32.39ms. Allocated memory is still 197.1MB. Free memory was 171.1MB in the beginning and 169.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,256 INFO L158 Benchmark]: RCFGBuilder took 469.03ms. Allocated memory is still 197.1MB. Free memory was 169.5MB in the beginning and 141.2MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,256 INFO L158 Benchmark]: TraceAbstraction took 22471.50ms. Allocated memory was 197.1MB in the beginning and 390.1MB in the end (delta: 192.9MB). Free memory was 140.7MB in the beginning and 243.6MB in the end (delta: -102.9MB). Peak memory consumption was 239.2MB. Max. memory is 8.0GB. [2022-02-09 06:58:27,257 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 197.1MB. Free memory is still 163.0MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 243.75ms. Allocated memory is still 197.1MB. Free memory was 146.4MB in the beginning and 173.7MB in the end (delta: -27.4MB). Peak memory consumption was 8.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 31.21ms. Allocated memory is still 197.1MB. Free memory was 173.7MB in the beginning and 171.1MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 32.39ms. Allocated memory is still 197.1MB. Free memory was 171.1MB in the beginning and 169.5MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 469.03ms. Allocated memory is still 197.1MB. Free memory was 169.5MB in the beginning and 141.2MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 22471.50ms. Allocated memory was 197.1MB in the beginning and 390.1MB in the end (delta: 192.9MB). Free memory was 140.7MB in the beginning and 243.6MB in the end (delta: -102.9MB). Peak memory consumption was 239.2MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4765) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-02-09 06:58:27,278 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-02-09 06:58:27,490 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...