/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/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE --traceabstraction.maximal.amount.of.steps.the.threads.are.allowed.to.take.successively 1 --traceabstraction.enable.heuristic.with.loops.as.step.type false --traceabstraction.considered.threads.and.their.maximal.amount.of.steps '"3,2 1,1 2,2"' --traceabstraction.defines.what.statements.are.considered.a.step.in.por LOOP -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 13:09:45,874 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 13:09:45,876 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 13:09:45,913 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 13:09:45,913 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 13:09:45,917 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 13:09:45,919 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 13:09:45,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 13:09:45,925 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 13:09:45,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 13:09:45,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 13:09:45,932 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 13:09:45,932 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 13:09:45,933 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 13:09:45,934 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 13:09:45,935 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 13:09:45,936 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 13:09:45,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 13:09:45,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 13:09:45,944 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 13:09:45,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 13:09:45,947 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 13:09:45,948 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 13:09:45,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 13:09:45,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 13:09:45,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 13:09:45,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 13:09:45,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 13:09:45,958 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 13:09:45,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 13:09:45,959 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 13:09:45,959 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 13:09:45,961 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 13:09:45,961 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 13:09:45,962 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 13:09:45,962 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 13:09:45,963 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 13:09:45,963 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 13:09:45,963 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 13:09:45,964 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 13:09:45,964 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 13:09:45,965 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 13:09:45,994 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 13:09:45,994 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 13:09:45,994 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 13:09:45,995 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 13:09:45,995 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 13:09:45,995 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 13:09:45,996 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 13:09:45,996 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 13:09:45,996 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 13:09:45,996 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 13:09:45,997 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 13:09:45,997 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 13:09:45,997 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 13:09:45,997 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 13:09:45,998 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 13:09:45,998 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 13:09:45,999 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 13:09:46,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 13:09:46,000 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 13:09:46,001 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 13:09:46,001 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 13:09:46,001 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 13:09:46,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 13:09:46,001 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 13:09:46,001 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> 3,2 1,1 2,2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> LOOP [2023-05-04 13:09:46,235 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 13:09:46,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 13:09:46,261 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 13:09:46,262 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 13:09:46,263 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 13:09:46,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-3.wvr.c [2023-05-04 13:09:46,335 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc046061/435d698a737c4f61a862e997656964d2/FLAG24c53abf2 [2023-05-04 13:09:46,705 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 13:09:46,705 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-3.wvr.c [2023-05-04 13:09:46,711 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc046061/435d698a737c4f61a862e997656964d2/FLAG24c53abf2 [2023-05-04 13:09:46,721 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fdc046061/435d698a737c4f61a862e997656964d2 [2023-05-04 13:09:46,723 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 13:09:46,724 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 13:09:46,725 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 13:09:46,725 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 13:09:46,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 13:09:46,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:46,730 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45061600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46, skipping insertion in model container [2023-05-04 13:09:46,730 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:46,736 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 13:09:46,753 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 13:09:46,915 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/unroll-3.wvr.c[2500,2513] [2023-05-04 13:09:46,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 13:09:46,937 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 13:09:46,971 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/unroll-3.wvr.c[2500,2513] [2023-05-04 13:09:46,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 13:09:46,995 INFO L208 MainTranslator]: Completed translation [2023-05-04 13:09:46,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46 WrapperNode [2023-05-04 13:09:46,995 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 13:09:46,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 13:09:46,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 13:09:46,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 13:09:47,004 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,042 INFO L138 Inliner]: procedures = 24, calls = 34, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 144 [2023-05-04 13:09:47,043 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 13:09:47,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 13:09:47,044 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 13:09:47,044 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 13:09:47,051 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,051 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,054 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,054 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,063 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,078 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,079 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 13:09:47,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 13:09:47,083 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 13:09:47,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 13:09:47,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (1/1) ... [2023-05-04 13:09:47,095 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 13:09:47,105 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:09:47,118 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) [2023-05-04 13:09:47,141 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 [2023-05-04 13:09:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 13:09:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 13:09:47,164 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 13:09:47,164 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 13:09:47,165 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 13:09:47,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 13:09:47,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 13:09:47,167 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2023-05-04 13:09:47,257 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 13:09:47,259 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 13:09:47,508 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 13:09:47,516 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 13:09:47,517 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 13:09:47,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:09:47 BoogieIcfgContainer [2023-05-04 13:09:47,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 13:09:47,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 13:09:47,525 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 13:09:47,528 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 13:09:47,528 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 01:09:46" (1/3) ... [2023-05-04 13:09:47,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a08d93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 01:09:47, skipping insertion in model container [2023-05-04 13:09:47,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 01:09:46" (2/3) ... [2023-05-04 13:09:47,529 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a08d93a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 01:09:47, skipping insertion in model container [2023-05-04 13:09:47,529 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 01:09:47" (3/3) ... [2023-05-04 13:09:47,530 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.c [2023-05-04 13:09:47,537 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 13:09:47,545 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 13:09:47,545 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 13:09:47,545 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 13:09:47,615 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 13:09:47,655 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 13:09:47,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 13:09:47,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:09:47,661 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) [2023-05-04 13:09:47,667 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 [2023-05-04 13:09:47,695 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 13:09:47,709 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 13:09:47,720 INFO L357 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, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@16ebd99e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 13:09:47,721 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 13:09:47,890 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:09:47,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:09:47,901 INFO L85 PathProgramCache]: Analyzing trace with hash -2053741003, now seen corresponding path program 1 times [2023-05-04 13:09:47,910 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:09:47,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [663949226] [2023-05-04 13:09:47,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:47,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:09:48,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:48,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 13:09:48,201 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:09:48,202 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [663949226] [2023-05-04 13:09:48,203 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [663949226] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 13:09:48,203 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 13:09:48,203 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 13:09:48,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1195866087] [2023-05-04 13:09:48,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 13:09:48,212 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 13:09:48,212 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:09:48,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 13:09:48,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 13:09:48,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,236 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:09:48,237 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 55.0) internal successors, (110), 2 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) [2023-05-04 13:09:48,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,286 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 13:09:48,286 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:09:48,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:09:48,287 INFO L85 PathProgramCache]: Analyzing trace with hash 440841347, now seen corresponding path program 1 times [2023-05-04 13:09:48,287 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:09:48,287 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [797369312] [2023-05-04 13:09:48,288 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:48,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:09:48,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:48,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:09:48,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:09:48,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [797369312] [2023-05-04 13:09:48,746 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [797369312] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 13:09:48,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 13:09:48,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-05-04 13:09:48,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597623323] [2023-05-04 13:09:48,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 13:09:48,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-05-04 13:09:48,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:09:48,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-05-04 13:09:48,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-05-04 13:09:48,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,750 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:09:48,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.25) internal successors, (109), 4 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) [2023-05-04 13:09:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,750 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:48,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:48,846 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-05-04 13:09:48,846 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:09:48,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:09:48,847 INFO L85 PathProgramCache]: Analyzing trace with hash 460599570, now seen corresponding path program 1 times [2023-05-04 13:09:48,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:09:48,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578872245] [2023-05-04 13:09:48,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:48,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:09:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:49,204 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:09:49,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:09:49,206 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578872245] [2023-05-04 13:09:49,206 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578872245] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 13:09:49,206 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 13:09:49,206 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-05-04 13:09:49,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1246025639] [2023-05-04 13:09:49,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 13:09:49,209 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 13:09:49,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:09:49,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 13:09:49,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-05-04 13:09:49,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,213 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:09:49,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 12.0) internal successors, (96), 8 states have internal predecessors, (96), 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) [2023-05-04 13:09:49,213 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,217 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:49,218 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:49,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:49,334 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-05-04 13:09:49,334 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:09:49,335 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:09:49,335 INFO L85 PathProgramCache]: Analyzing trace with hash 148982107, now seen corresponding path program 1 times [2023-05-04 13:09:49,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:09:49,336 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [134402665] [2023-05-04 13:09:49,336 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:49,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:09:49,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:49,594 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 13:09:49,595 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:09:49,596 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [134402665] [2023-05-04 13:09:49,598 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [134402665] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 13:09:49,599 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 13:09:49,599 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-05-04 13:09:49,599 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1191838756] [2023-05-04 13:09:49,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 13:09:49,601 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-05-04 13:09:49,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:09:49,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-05-04 13:09:49,603 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-05-04 13:09:49,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,603 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:09:49,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 17.166666666666668) internal successors, (103), 6 states have internal predecessors, (103), 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) [2023-05-04 13:09:49,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:49,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:49,603 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:49,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:49,823 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-05-04 13:09:49,824 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:09:49,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:09:49,825 INFO L85 PathProgramCache]: Analyzing trace with hash 59536739, now seen corresponding path program 1 times [2023-05-04 13:09:49,825 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:09:49,825 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1570891464] [2023-05-04 13:09:49,825 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:49,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:09:49,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:51,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 13:09:51,258 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:09:51,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1570891464] [2023-05-04 13:09:51,258 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1570891464] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 13:09:51,258 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [644315630] [2023-05-04 13:09:51,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:09:51,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:09:51,259 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:09:51,265 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) [2023-05-04 13:09:51,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-05-04 13:09:51,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:09:51,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 301 conjuncts, 39 conjunts are in the unsatisfiable core [2023-05-04 13:09:51,415 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 13:09:52,820 INFO L173 IndexEqualityManager]: detected equality via solver [2023-05-04 13:09:52,823 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 13:09:52,824 INFO L390 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 10 [2023-05-04 13:09:52,982 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:09:52,982 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 13:09:53,142 INFO L356 Elim1Store]: treesize reduction 5, result has 58.3 percent of original size [2023-05-04 13:09:53,142 INFO L390 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 11 [2023-05-04 13:09:54,308 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:09:54,308 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [644315630] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 13:09:54,308 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 13:09:54,309 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 23, 17] total 48 [2023-05-04 13:09:54,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081870854] [2023-05-04 13:09:54,309 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 13:09:54,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2023-05-04 13:09:54,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:09:54,310 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2023-05-04 13:09:54,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=190, Invalid=2066, Unknown=0, NotChecked=0, Total=2256 [2023-05-04 13:09:54,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:54,312 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:09:54,312 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 8.1875) internal successors, (393), 48 states have internal predecessors, (393), 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) [2023-05-04 13:09:54,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:09:54,312 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:09:54,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:54,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:09:54,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:03,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:03,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:03,323 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:03,349 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-05-04 13:10:03,523 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:03,524 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:10:03,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:10:03,525 INFO L85 PathProgramCache]: Analyzing trace with hash -639962789, now seen corresponding path program 2 times [2023-05-04 13:10:03,525 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:10:03,525 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670662076] [2023-05-04 13:10:03,525 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:10:03,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:10:03,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:10:06,292 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 6 refuted. 10 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 13:10:06,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:10:06,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670662076] [2023-05-04 13:10:06,293 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670662076] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 13:10:06,293 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [136220770] [2023-05-04 13:10:06,293 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 13:10:06,293 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:06,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:10:06,297 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) [2023-05-04 13:10:06,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-05-04 13:10:07,232 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 13:10:07,232 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 13:10:07,234 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 17 conjunts are in the unsatisfiable core [2023-05-04 13:10:07,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 13:10:07,815 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 13:10:07,816 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 13:10:09,230 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 13:10:09,231 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [136220770] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 13:10:09,231 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 13:10:09,231 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 11, 11] total 26 [2023-05-04 13:10:09,231 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895006622] [2023-05-04 13:10:09,231 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 13:10:09,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 26 states [2023-05-04 13:10:09,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:10:09,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2023-05-04 13:10:09,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=149, Invalid=500, Unknown=1, NotChecked=0, Total=650 [2023-05-04 13:10:09,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:09,233 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:10:09,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 26 states, 26 states have (on average 10.615384615384615) internal successors, (276), 26 states have internal predecessors, (276), 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) [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:09,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:18,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-04 13:10:18,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-05-04 13:10:18,812 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:18,812 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:10:18,813 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:10:18,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1031743610, now seen corresponding path program 3 times [2023-05-04 13:10:18,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:10:18,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1214777498] [2023-05-04 13:10:18,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:10:18,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:10:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:10:19,482 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-04 13:10:19,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:10:19,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1214777498] [2023-05-04 13:10:19,483 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1214777498] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 13:10:19,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [24255582] [2023-05-04 13:10:19,483 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 13:10:19,483 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:19,483 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:10:19,484 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) [2023-05-04 13:10:19,486 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-05-04 13:10:19,727 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 5 check-sat command(s) [2023-05-04 13:10:19,727 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 13:10:19,730 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 30 conjunts are in the unsatisfiable core [2023-05-04 13:10:19,734 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 13:10:20,218 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-04 13:10:20,218 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 13:10:21,540 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 80 proven. 43 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-05-04 13:10:21,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [24255582] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 13:10:21,540 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 13:10:21,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17, 17] total 39 [2023-05-04 13:10:21,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140004186] [2023-05-04 13:10:21,541 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 13:10:21,542 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 39 states [2023-05-04 13:10:21,542 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:10:21,542 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2023-05-04 13:10:21,543 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=1332, Unknown=0, NotChecked=0, Total=1482 [2023-05-04 13:10:21,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:21,543 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:10:21,543 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 39 states, 39 states have (on average 8.461538461538462) internal successors, (330), 39 states have internal predecessors, (330), 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) [2023-05-04 13:10:21,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:21,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-04 13:10:21,544 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:23,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:23,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:23,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:23,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:23,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:23,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-04 13:10:23,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2023-05-04 13:10:23,435 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-05-04 13:10:23,627 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:23,628 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:10:23,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:10:23,628 INFO L85 PathProgramCache]: Analyzing trace with hash 823554778, now seen corresponding path program 4 times [2023-05-04 13:10:23,629 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:10:23,629 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783089185] [2023-05-04 13:10:23,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:10:23,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:10:23,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 13:10:36,625 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:10:36,626 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 13:10:36,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783089185] [2023-05-04 13:10:36,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783089185] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 13:10:36,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1315348394] [2023-05-04 13:10:36,626 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 13:10:36,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:36,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 13:10:36,628 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) [2023-05-04 13:10:36,628 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-05-04 13:10:36,713 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 13:10:36,713 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 13:10:36,715 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 65 conjunts are in the unsatisfiable core [2023-05-04 13:10:36,719 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 13:10:39,437 INFO L356 Elim1Store]: treesize reduction 13, result has 48.0 percent of original size [2023-05-04 13:10:39,438 INFO L390 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 5 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 44 [2023-05-04 13:10:39,609 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:10:39,609 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 13:10:41,844 INFO L356 Elim1Store]: treesize reduction 15, result has 90.4 percent of original size [2023-05-04 13:10:41,845 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 0 disjoint index pairs (out of 15 index pairs), introduced 10 new quantified variables, introduced 15 case distinctions, treesize of input 150 treesize of output 195 [2023-05-04 13:10:43,307 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 13:10:43,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1315348394] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 13:10:43,307 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 13:10:43,307 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54, 35, 34] total 108 [2023-05-04 13:10:43,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1407827156] [2023-05-04 13:10:43,307 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 13:10:43,308 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 108 states [2023-05-04 13:10:43,308 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 13:10:43,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 108 interpolants. [2023-05-04 13:10:43,312 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=835, Invalid=10721, Unknown=0, NotChecked=0, Total=11556 [2023-05-04 13:10:43,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:43,313 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 13:10:43,313 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 108 states, 108 states have (on average 4.398148148148148) internal successors, (475), 108 states have internal predecessors, (475), 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) [2023-05-04 13:10:43,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:43,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:43,313 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:43,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:43,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2023-05-04 13:10:43,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 28 states. [2023-05-04 13:10:43,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2023-05-04 13:10:43,314 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2023-05-04 13:10:50,628 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2023-05-04 13:10:50,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2023-05-04 13:10:50,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 64 states. [2023-05-04 13:10:50,645 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-05-04 13:10:50,830 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 13:10:50,831 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2023-05-04 13:10:50,831 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 13:10:50,831 INFO L85 PathProgramCache]: Analyzing trace with hash 457336282, now seen corresponding path program 5 times [2023-05-04 13:10:50,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 13:10:50,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [406069206] [2023-05-04 13:10:50,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 13:10:50,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 13:10:50,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Received shutdown request... [2023-05-04 13:24:00,594 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 13:24:00,594 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 13:24:00,910 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,936 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,937 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,937 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,938 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,938 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,939 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,940 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,940 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,941 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,941 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,942 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,942 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,943 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,943 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,944 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,945 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,945 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,945 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,946 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,947 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,948 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,949 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,950 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,951 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,952 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,952 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,952 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,952 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,952 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,953 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,954 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,955 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,955 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,956 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,957 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,958 WARN L250 erpolLogProxyWrapper]: Unable to check validity of interpolant: cancelled [2023-05-04 13:24:00,963 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 13:24:00,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-05-04 13:24:00,964 WARN L619 AbstractCegarLoop]: Verification canceled: while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. [2023-05-04 13:24:00,967 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 13:24:00,967 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 13:24:00,972 INFO L444 BasicCegarLoop]: Path program histogram: [5, 1, 1, 1, 1] [2023-05-04 13:24:00,974 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 13:24:00,975 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 13:24:00,977 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 01:24:00 BasicIcfg [2023-05-04 13:24:00,977 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 13:24:00,979 INFO L158 Benchmark]: Toolchain (without parser) took 854253.44ms. Allocated memory was 187.7MB in the beginning and 814.7MB in the end (delta: 627.0MB). Free memory was 126.6MB in the beginning and 445.7MB in the end (delta: -319.1MB). Peak memory consumption was 544.8MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,979 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 187.7MB. Free memory is still 143.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 13:24:00,979 INFO L158 Benchmark]: CACSL2BoogieTranslator took 270.43ms. Allocated memory is still 187.7MB. Free memory was 126.4MB in the beginning and 155.3MB in the end (delta: -28.9MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,980 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.85ms. Allocated memory is still 187.7MB. Free memory was 155.3MB in the beginning and 153.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,980 INFO L158 Benchmark]: Boogie Preprocessor took 38.36ms. Allocated memory is still 187.7MB. Free memory was 153.2MB in the beginning and 151.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,980 INFO L158 Benchmark]: RCFGBuilder took 436.34ms. Allocated memory is still 187.7MB. Free memory was 151.6MB in the beginning and 135.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,980 INFO L158 Benchmark]: TraceAbstraction took 853452.20ms. Allocated memory was 187.7MB in the beginning and 814.7MB in the end (delta: 627.0MB). Free memory was 133.8MB in the beginning and 445.7MB in the end (delta: -311.9MB). Peak memory consumption was 552.8MB. Max. memory is 8.0GB. [2023-05-04 13:24:00,982 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 187.7MB. Free memory is still 143.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 270.43ms. Allocated memory is still 187.7MB. Free memory was 126.4MB in the beginning and 155.3MB in the end (delta: -28.9MB). Peak memory consumption was 12.0MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 45.85ms. Allocated memory is still 187.7MB. Free memory was 155.3MB in the beginning and 153.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 38.36ms. Allocated memory is still 187.7MB. Free memory was 153.2MB in the beginning and 151.6MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 436.34ms. Allocated memory is still 187.7MB. Free memory was 151.6MB in the beginning and 135.1MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 853452.20ms. Allocated memory was 187.7MB in the beginning and 814.7MB in the end (delta: 627.0MB). Free memory was 133.8MB in the beginning and 445.7MB in the end (delta: -311.9MB). Peak memory consumption was 552.8MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6337, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 506, dependent conditional: 501, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2858, independent: 2853, independent conditional: 0, independent unconditional: 2853, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2858, independent: 2852, independent conditional: 0, independent unconditional: 2852, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5836, independent: 2978, independent conditional: 0, independent unconditional: 2978, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2858, unknown conditional: 0, unknown unconditional: 2858] , Statistics on independence cache: Total cache size (in pairs): 2858, Positive cache size: 2853, Positive conditional cache size: 0, Positive unconditional cache size: 2853, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 501 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.2s, Number of persistent set computation: 223, Number of trivial persistent sets: 125, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3124, independent: 3119, independent conditional: 0, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6337, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 506, dependent conditional: 501, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 2712, independent unconditional: 3119, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5836, independent: 5831, independent conditional: 0, independent unconditional: 5831, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2858, independent: 2853, independent conditional: 0, independent unconditional: 2853, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2858, independent: 2852, independent conditional: 0, independent unconditional: 2852, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 0, dependent unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 66, independent: 26, independent conditional: 0, independent unconditional: 26, dependent: 40, dependent conditional: 0, dependent unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 5836, independent: 2978, independent conditional: 0, independent unconditional: 2978, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 2858, unknown conditional: 0, unknown unconditional: 2858] , Statistics on independence cache: Total cache size (in pairs): 2858, Positive cache size: 2853, Positive conditional cache size: 0, Positive unconditional cache size: 2853, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 501 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - TimeoutResultAtElement [Line: 85]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - TimeoutResultAtElement [Line: 86]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while PartialOrderCegarLoop was analyzing trace of length 257 with TraceHistMax 5,while InterpolatingTraceCheckCraig was constructing Craig interpolants,while NestedInterpolantsBuilder was constructing predicates for 255 interpolants. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 235 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 853.3s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 5, EmptinessCheckTime: 28.2s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 206, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 31.8s InterpolantComputationTime, 1866 NumberOfCodeBlocks, 1850 NumberOfCodeBlocksAsserted, 17 NumberOfCheckSat, 2574 ConstructedInterpolants, 77 QuantifiedInterpolants, 36006 SizeOfPredicates, 90 NumberOfNonLiveVariables, 1332 ConjunctsInSsa, 151 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 337/678 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown