/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 X --traceabstraction.defines.what.statements.are.considered.a.step.in.por GLOBAL_READ_WRITE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/weaver/unroll-cond-2.wvr.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.orders-218013a [2023-05-04 18:59:33,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-05-04 18:59:33,024 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-05-04 18:59:33,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-05-04 18:59:33,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-05-04 18:59:33,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-05-04 18:59:33,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-05-04 18:59:33,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-05-04 18:59:33,065 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-05-04 18:59:33,069 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-05-04 18:59:33,069 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-05-04 18:59:33,070 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-05-04 18:59:33,070 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-05-04 18:59:33,071 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-05-04 18:59:33,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-05-04 18:59:33,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-05-04 18:59:33,072 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-05-04 18:59:33,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-05-04 18:59:33,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-05-04 18:59:33,074 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-05-04 18:59:33,075 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-05-04 18:59:33,077 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-05-04 18:59:33,079 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-05-04 18:59:33,080 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-05-04 18:59:33,086 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-05-04 18:59:33,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-05-04 18:59:33,087 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-05-04 18:59:33,088 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-05-04 18:59:33,088 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-05-04 18:59:33,089 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-05-04 18:59:33,089 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-05-04 18:59:33,089 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-05-04 18:59:33,090 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-05-04 18:59:33,091 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-05-04 18:59:33,091 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-05-04 18:59:33,092 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-05-04 18:59:33,092 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-05-04 18:59:33,092 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-05-04 18:59:33,092 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-05-04 18:59:33,093 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-05-04 18:59:33,093 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-05-04 18:59:33,094 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-05-04 18:59:33,109 INFO L113 SettingsManager]: Loading preferences was successful [2023-05-04 18:59:33,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-05-04 18:59:33,110 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-05-04 18:59:33,110 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-05-04 18:59:33,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-05-04 18:59:33,111 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-05-04 18:59:33,111 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-05-04 18:59:33,111 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-05-04 18:59:33,111 INFO L138 SettingsManager]: * Use SBE=true [2023-05-04 18:59:33,111 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-05-04 18:59:33,112 INFO L138 SettingsManager]: * sizeof long=4 [2023-05-04 18:59:33,112 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-05-04 18:59:33,112 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-05-04 18:59:33,112 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-05-04 18:59:33,112 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * sizeof long double=12 [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * Use constant arrays=true [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-05-04 18:59:33,113 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-05-04 18:59:33,113 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-05-04 18:59:33,114 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-05-04 18:59:33,114 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-05-04 18:59:33,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 18:59:33,115 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-05-04 18:59:33,115 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-05-04 18:59:33,116 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-05-04 18:59:33,116 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Maximal amount of steps the threads are allowed to take successively -> 1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Enable heuristic with loops as step type -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Considered threads and their maximal amount of steps -> X Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Defines what statements are considered a step in POR -> GLOBAL_READ_WRITE [2023-05-04 18:59:33,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-05-04 18:59:33,297 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-05-04 18:59:33,299 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-05-04 18:59:33,300 INFO L271 PluginConnector]: Initializing CDTParser... [2023-05-04 18:59:33,301 INFO L275 PluginConnector]: CDTParser initialized [2023-05-04 18:59:33,302 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/weaver/unroll-cond-2.wvr.c [2023-05-04 18:59:33,349 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4fbf39c/6398b133e9934e19ba53755f371e1d0e/FLAG9ce6703a9 [2023-05-04 18:59:33,692 INFO L306 CDTParser]: Found 1 translation units. [2023-05-04 18:59:33,692 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/weaver/unroll-cond-2.wvr.c [2023-05-04 18:59:33,697 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4fbf39c/6398b133e9934e19ba53755f371e1d0e/FLAG9ce6703a9 [2023-05-04 18:59:33,705 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ac4fbf39c/6398b133e9934e19ba53755f371e1d0e [2023-05-04 18:59:33,706 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-05-04 18:59:33,707 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-05-04 18:59:33,708 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-05-04 18:59:33,708 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-05-04 18:59:33,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-05-04 18:59:33,711 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6214ee1a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33, skipping insertion in model container [2023-05-04 18:59:33,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,716 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-05-04 18:59:33,727 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-05-04 18:59:33,856 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-cond-2.wvr.c[2474,2487] [2023-05-04 18:59:33,861 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 18:59:33,866 INFO L203 MainTranslator]: Completed pre-run [2023-05-04 18:59:33,879 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-cond-2.wvr.c[2474,2487] [2023-05-04 18:59:33,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2023-05-04 18:59:33,891 INFO L208 MainTranslator]: Completed translation [2023-05-04 18:59:33,892 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33 WrapperNode [2023-05-04 18:59:33,892 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-05-04 18:59:33,893 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-05-04 18:59:33,893 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-05-04 18:59:33,893 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-05-04 18:59:33,897 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,902 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,917 INFO L138 Inliner]: procedures = 24, calls = 33, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 141 [2023-05-04 18:59:33,918 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-05-04 18:59:33,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-05-04 18:59:33,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-05-04 18:59:33,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-05-04 18:59:33,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,929 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,929 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,935 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,938 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,939 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,943 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-05-04 18:59:33,943 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-05-04 18:59:33,943 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-05-04 18:59:33,944 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-05-04 18:59:33,944 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (1/1) ... [2023-05-04 18:59:33,948 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-05-04 18:59:33,955 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:33,964 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 18:59:33,972 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 18:59:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-05-04 18:59:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-05-04 18:59:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-05-04 18:59:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-05-04 18:59:33,987 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-05-04 18:59:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-05-04 18:59:33,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-05-04 18:59:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-05-04 18:59:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-05-04 18:59:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-05-04 18:59:33,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-05-04 18:59:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-05-04 18:59:33,988 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-05-04 18:59:33,989 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 18:59:34,061 INFO L235 CfgBuilder]: Building ICFG [2023-05-04 18:59:34,062 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2023-05-04 18:59:34,244 INFO L276 CfgBuilder]: Performing block encoding [2023-05-04 18:59:34,257 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-05-04 18:59:34,257 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2023-05-04 18:59:34,259 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:59:34 BoogieIcfgContainer [2023-05-04 18:59:34,259 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-05-04 18:59:34,260 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-05-04 18:59:34,260 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-05-04 18:59:34,267 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-05-04 18:59:34,267 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.05 06:59:33" (1/3) ... [2023-05-04 18:59:34,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc31192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:59:34, skipping insertion in model container [2023-05-04 18:59:34,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.05 06:59:33" (2/3) ... [2023-05-04 18:59:34,268 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fc31192 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.05 06:59:34, skipping insertion in model container [2023-05-04 18:59:34,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.05 06:59:34" (3/3) ... [2023-05-04 18:59:34,269 INFO L112 eAbstractionObserver]: Analyzing ICFG unroll-cond-2.wvr.c [2023-05-04 18:59:34,274 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-05-04 18:59:34,281 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-05-04 18:59:34,281 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-05-04 18:59:34,282 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-05-04 18:59:34,355 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-05-04 18:59:34,387 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 18:59:34,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-05-04 18:59:34,388 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:34,389 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 18:59:34,392 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 18:59:34,419 INFO L162 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-05-04 18:59:34,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-05-04 18:59:34,451 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;@35307ab9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-05-04 18:59:34,451 INFO L358 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2023-05-04 18:59:34,591 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 18:59:34,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:59:34,595 INFO L85 PathProgramCache]: Analyzing trace with hash -1604069417, now seen corresponding path program 1 times [2023-05-04 18:59:34,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:59:34,601 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1374035] [2023-05-04 18:59:34,601 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:34,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:59:34,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:34,806 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 18:59:34,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:59:34,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1374035] [2023-05-04 18:59:34,813 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1374035] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:59:34,813 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-05-04 18:59:34,813 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-05-04 18:59:34,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1358614217] [2023-05-04 18:59:34,815 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:59:34,821 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-05-04 18:59:34,821 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:59:34,838 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-05-04 18:59:34,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-05-04 18:59:34,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:34,842 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:59:34,843 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 59.0) internal successors, (118), 2 states have internal predecessors, (118), 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 18:59:34,843 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:34,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:34,919 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-05-04 18:59:34,919 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 18:59:34,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:59:34,919 INFO L85 PathProgramCache]: Analyzing trace with hash 1407464447, now seen corresponding path program 1 times [2023-05-04 18:59:34,919 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:59:34,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [657424819] [2023-05-04 18:59:34,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:34,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:59:35,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:35,686 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:59:35,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:59:35,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [657424819] [2023-05-04 18:59:35,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [657424819] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 18:59:35,687 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1019953867] [2023-05-04 18:59:35,687 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:35,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:35,687 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:35,693 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 18:59:35,694 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 18:59:35,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:35,855 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 9 conjunts are in the unsatisfiable core [2023-05-04 18:59:35,865 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 18:59:36,125 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 18:59:36,125 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-05-04 18:59:36,126 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1019953867] provided 1 perfect and 0 imperfect interpolant sequences [2023-05-04 18:59:36,126 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-05-04 18:59:36,127 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 15 [2023-05-04 18:59:36,127 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222087814] [2023-05-04 18:59:36,127 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-05-04 18:59:36,128 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-05-04 18:59:36,128 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:59:36,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-05-04 18:59:36,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2023-05-04 18:59:36,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:36,130 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:59:36,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.5) internal successors, (116), 8 states have internal predecessors, (116), 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 18:59:36,130 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:36,131 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:36,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:36,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:36,294 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 18:59:36,481 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-05-04 18:59:36,481 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 18:59:36,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:59:36,482 INFO L85 PathProgramCache]: Analyzing trace with hash 1722409453, now seen corresponding path program 1 times [2023-05-04 18:59:36,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:59:36,482 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78183376] [2023-05-04 18:59:36,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:36,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:59:36,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:36,849 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-05-04 18:59:36,850 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:59:36,850 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78183376] [2023-05-04 18:59:36,853 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78183376] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 18:59:36,854 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [737175210] [2023-05-04 18:59:36,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:36,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:36,854 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:36,855 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 18:59:36,880 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 18:59:36,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:36,949 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 35 conjunts are in the unsatisfiable core [2023-05-04 18:59:36,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 18:59:37,508 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2023-05-04 18:59:37,512 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 30 treesize of output 20 [2023-05-04 18:59:37,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:59:37,584 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 18:59:37,753 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-05-04 18:59:37,754 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 3 new quantified variables, introduced 1 case distinctions, treesize of input 42 treesize of output 30 [2023-05-04 18:59:38,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-05-04 18:59:38,844 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [737175210] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 18:59:38,844 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 18:59:38,844 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 18, 19] total 38 [2023-05-04 18:59:38,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516002368] [2023-05-04 18:59:38,844 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 18:59:38,845 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 38 states [2023-05-04 18:59:38,845 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:59:38,846 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2023-05-04 18:59:38,846 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=144, Invalid=1262, Unknown=0, NotChecked=0, Total=1406 [2023-05-04 18:59:38,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:38,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:59:38,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 38 states, 38 states have (on average 8.447368421052632) internal successors, (321), 38 states have internal predecessors, (321), 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 18:59:38,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:38,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:38,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:39,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:39,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 18:59:39,905 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 18:59:40,077 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:40,077 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 18:59:40,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:59:40,078 INFO L85 PathProgramCache]: Analyzing trace with hash -1016332132, now seen corresponding path program 2 times [2023-05-04 18:59:40,078 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:59:40,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113200100] [2023-05-04 18:59:40,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:40,078 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:59:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:40,451 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:40,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:59:40,452 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113200100] [2023-05-04 18:59:40,452 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113200100] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 18:59:40,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1125140515] [2023-05-04 18:59:40,453 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-05-04 18:59:40,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:40,453 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:40,454 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 18:59:40,455 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 18:59:40,599 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2023-05-04 18:59:40,599 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 18:59:40,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 307 conjuncts, 24 conjunts are in the unsatisfiable core [2023-05-04 18:59:40,604 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 18:59:40,865 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:40,866 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 18:59:41,322 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:41,323 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1125140515] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 18:59:41,323 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 18:59:41,324 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13, 15] total 27 [2023-05-04 18:59:41,324 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647841576] [2023-05-04 18:59:41,324 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 18:59:41,324 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 27 states [2023-05-04 18:59:41,325 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:59:41,325 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2023-05-04 18:59:41,325 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2023-05-04 18:59:41,325 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:41,325 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:59:41,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 27 states, 27 states have (on average 8.11111111111111) internal successors, (219), 27 states have internal predecessors, (219), 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 18:59:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 18:59:41,326 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:42,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 18:59:42,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-04 18:59:42,713 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 18:59:42,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:42,897 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 18:59:42,897 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 18:59:42,897 INFO L85 PathProgramCache]: Analyzing trace with hash 622643583, now seen corresponding path program 3 times [2023-05-04 18:59:42,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 18:59:42,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [597105182] [2023-05-04 18:59:42,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 18:59:42,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 18:59:42,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 18:59:43,833 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:43,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 18:59:43,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [597105182] [2023-05-04 18:59:43,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [597105182] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 18:59:43,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1184559728] [2023-05-04 18:59:43,833 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2023-05-04 18:59:43,834 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 18:59:43,834 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 18:59:43,835 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 18:59:43,861 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 18:59:44,050 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2023-05-04 18:59:44,050 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 18:59:44,052 INFO L263 TraceCheckSpWp]: Trace formula consists of 418 conjuncts, 47 conjunts are in the unsatisfiable core [2023-05-04 18:59:44,056 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 18:59:44,557 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:44,557 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 18:59:45,523 INFO L134 CoverageAnalysis]: Checked inductivity of 264 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 18:59:45,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1184559728] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 18:59:45,523 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 18:59:45,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 25, 26] total 50 [2023-05-04 18:59:45,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278887631] [2023-05-04 18:59:45,523 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 18:59:45,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 50 states [2023-05-04 18:59:45,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 18:59:45,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2023-05-04 18:59:45,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=348, Invalid=2102, Unknown=0, NotChecked=0, Total=2450 [2023-05-04 18:59:45,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:45,525 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 18:59:45,525 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 50 states, 50 states have (on average 7.38) internal successors, (369), 50 states have internal predecessors, (369), 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 18:59:45,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 18:59:45,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 18:59:45,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 18:59:45,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-04 18:59:45,526 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 19:00:12,991 WARN L233 SmtUtils]: Spent 5.35s on a formula simplification that was a NOOP. DAG size: 53 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:00:17,187 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:00:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 19:00:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-05-04 19:00:18,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2023-05-04 19:00:18,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2023-05-04 19:00:18,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2023-05-04 19:00:18,719 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 19:00:18,898 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 19:00:18,899 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 19:00:18,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2023-05-04 19:00:18,899 INFO L85 PathProgramCache]: Analyzing trace with hash -1901807265, now seen corresponding path program 4 times [2023-05-04 19:00:18,899 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-05-04 19:00:18,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173884128] [2023-05-04 19:00:18,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-05-04 19:00:18,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-05-04 19:00:18,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-05-04 19:00:21,806 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 19:00:21,807 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-05-04 19:00:21,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173884128] [2023-05-04 19:00:21,807 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173884128] provided 0 perfect and 1 imperfect interpolant sequences [2023-05-04 19:00:21,807 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [899004688] [2023-05-04 19:00:21,807 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2023-05-04 19:00:21,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 19:00:21,807 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-05-04 19:00:21,810 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-05-04 19:00:21,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-05-04 19:00:22,112 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2023-05-04 19:00:22,113 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-05-04 19:00:22,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 640 conjuncts, 97 conjunts are in the unsatisfiable core [2023-05-04 19:00:22,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2023-05-04 19:00:23,152 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 19:00:23,152 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2023-05-04 19:00:31,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1395 backedges. 0 proven. 1386 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-05-04 19:00:31,843 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [899004688] provided 0 perfect and 2 imperfect interpolant sequences [2023-05-04 19:00:31,843 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2023-05-04 19:00:31,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49, 49, 52] total 100 [2023-05-04 19:00:31,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [820413746] [2023-05-04 19:00:31,843 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2023-05-04 19:00:31,844 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 100 states [2023-05-04 19:00:31,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-05-04 19:00:31,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 100 interpolants. [2023-05-04 19:00:31,847 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1182, Invalid=8718, Unknown=0, NotChecked=0, Total=9900 [2023-05-04 19:00:31,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-05-04 19:00:31,847 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-05-04 19:00:31,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 100 states, 100 states have (on average 6.69) internal successors, (669), 100 states have internal predecessors, (669), 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 19:00:31,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 19:00:31,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2023-05-04 19:00:31,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 35 states. [2023-05-04 19:00:31,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2023-05-04 19:00:31,847 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2023-05-04 19:00:31,848 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-05-04 19:00:47,018 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:03:44,709 WARN L233 SmtUtils]: Spent 2.02m on a formula simplification. DAG size of input: 142 DAG size of output: 102 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:03:47,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:04:09,446 WARN L233 SmtUtils]: Spent 10.77s on a formula simplification. DAG size of input: 77 DAG size of output: 57 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:07:08,584 WARN L233 SmtUtils]: Spent 1.88m on a formula simplification. DAG size of input: 131 DAG size of output: 91 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:07:10,590 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:07:14,250 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:07:17,884 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:07:19,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.56s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:07:21,450 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:07:23,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:12,307 WARN L233 SmtUtils]: Spent 1.92m on a formula simplification. DAG size of input: 138 DAG size of output: 100 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:10:13,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.12s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:34,728 WARN L233 SmtUtils]: Spent 9.47s on a formula simplification. DAG size of input: 73 DAG size of output: 55 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:10:36,220 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:37,704 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:41,764 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:46,626 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.76s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:10:49,043 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:13:08,694 WARN L233 SmtUtils]: Spent 1.53m on a formula simplification. DAG size of input: 122 DAG size of output: 86 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-05-04 19:13:09,945 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2023-05-04 19:13:11,953 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse11 (mod (+ 4294967295 c_~n~0) 4294967296))) (let ((.cse4 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 8) 4294967296) .cse11)) (.cse28 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 6) 4294967296) .cse11)) (.cse30 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 15) 4294967296) .cse11)) (.cse32 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 16) 4294967296) .cse11)) (.cse6 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 14) 4294967296) .cse11)) (.cse26 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 12) 4294967296) .cse11)) (.cse22 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 5) 4294967296) .cse11)) (.cse29 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 3) 4294967296) .cse11)) (.cse15 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 11) 4294967296) .cse11)) (.cse16 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 13) 4294967296) .cse11)) (.cse0 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 1) 4294967296) .cse11)) (.cse2 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 4) 4294967296) .cse11)) (.cse12 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 2) 4294967296) .cse11)) (.cse34 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 10) 4294967296) .cse11)) (.cse31 (< (mod (+ 7 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) .cse11)) (.cse18 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 9) 4294967296) .cse11))) (let ((.cse13 (not .cse18)) (.cse14 (not .cse31)) (.cse7 (not .cse34)) (.cse1 (not .cse12)) (.cse5 (not .cse2)) (.cse21 (not .cse0)) (.cse24 (not .cse16)) (.cse17 (not .cse15)) (.cse20 (not .cse29)) (.cse19 (not .cse22)) (.cse8 (not .cse26)) (.cse9 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 18) 4294967296) .cse11)) (.cse33 (not .cse6)) (.cse10 (not .cse32)) (.cse25 (< (mod (+ |c_thread2Thread1of1ForFork0_~i~1#1| 17) 4294967296) .cse11)) (.cse23 (not .cse30)) (.cse3 (not .cse28)) (.cse27 (not .cse4))) (and .cse0 (or .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse8) (or (not .cse9) .cse10 (< (mod (+ |c_thread2Thread1of1ForFork0_#t~post4#1| 20) 4294967296) .cse11)) .cse12 (<= c_~n~0 (* 4294967296 (div c_~n~0 4294967296))) (or .cse13 .cse14 .cse15) (or .cse13 .cse16 .cse17) (or .cse18 .cse19 .cse14) (or .cse20 .cse21 .cse22) (or .cse23 .cse24 .cse25) (or .cse26 .cse7 .cse27) (or .cse1 .cse5 .cse28) (or .cse29 .cse21) (or .cse24 .cse30 .cse17) (or .cse20 .cse19 .cse31) (or .cse32 .cse33 .cse8) (= |c_thread1Thread1of1ForFork1_~i~0#1| 0) (or .cse9 .cse33 .cse10) (or (not .cse25) .cse23 (< (mod (+ 19 |c_thread2Thread1of1ForFork0_~i~1#1|) 4294967296) .cse11)) (or .cse3 .cse34 .cse27))))) is different from false Received shutdown request... [2023-05-04 19:14:10,157 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 19:14:10,158 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-05-04 19:14:10,158 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 19:14:10,472 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-05-04 19:14:10,649 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-05-04 19:14:10,649 WARN L619 AbstractCegarLoop]: Verification canceled: while PredicateComparison was comparing new predicate (quantifier-free) to 177 known predicates. [2023-05-04 19:14:10,651 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2023-05-04 19:14:10,651 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 3 remaining) [2023-05-04 19:14:10,651 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 3 remaining) [2023-05-04 19:14:10,654 INFO L444 BasicCegarLoop]: Path program histogram: [4, 1, 1] [2023-05-04 19:14:10,656 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-05-04 19:14:10,656 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-05-04 19:14:10,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 04.05 07:14:10 BasicIcfg [2023-05-04 19:14:10,658 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-05-04 19:14:10,658 INFO L158 Benchmark]: Toolchain (without parser) took 876950.73ms. Allocated memory was 160.4MB in the beginning and 278.9MB in the end (delta: 118.5MB). Free memory was 140.1MB in the beginning and 115.7MB in the end (delta: 24.3MB). Peak memory consumption was 142.7MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,658 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 91.3MB in the end (delta: 82.6kB). There was no memory consumed. Max. memory is 8.0GB. [2023-05-04 19:14:10,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.97ms. Allocated memory is still 160.4MB. Free memory was 139.9MB in the beginning and 137.5MB in the end (delta: 2.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,659 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.00ms. Allocated memory is still 160.4MB. Free memory was 137.5MB in the beginning and 135.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,659 INFO L158 Benchmark]: Boogie Preprocessor took 24.78ms. Allocated memory is still 160.4MB. Free memory was 135.5MB in the beginning and 133.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,659 INFO L158 Benchmark]: RCFGBuilder took 315.40ms. Allocated memory is still 160.4MB. Free memory was 133.8MB in the beginning and 117.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,659 INFO L158 Benchmark]: TraceAbstraction took 876397.33ms. Allocated memory was 160.4MB in the beginning and 278.9MB in the end (delta: 118.5MB). Free memory was 116.0MB in the beginning and 115.7MB in the end (delta: 264.9kB). Peak memory consumption was 119.7MB. Max. memory is 8.0GB. [2023-05-04 19:14:10,660 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 127.9MB. Free memory was 91.4MB in the beginning and 91.3MB in the end (delta: 82.6kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 183.97ms. Allocated memory is still 160.4MB. Free memory was 139.9MB in the beginning and 137.5MB in the end (delta: 2.4MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 25.00ms. Allocated memory is still 160.4MB. Free memory was 137.5MB in the beginning and 135.5MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 24.78ms. Allocated memory is still 160.4MB. Free memory was 135.5MB in the beginning and 133.8MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 315.40ms. Allocated memory is still 160.4MB. Free memory was 133.8MB in the beginning and 117.4MB in the end (delta: 16.5MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 876397.33ms. Allocated memory was 160.4MB in the beginning and 278.9MB in the end (delta: 118.5MB). Free memory was 116.0MB in the beginning and 115.7MB in the end (delta: 264.9kB). Peak memory consumption was 119.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1694, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 247, dependent conditional: 241, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1183, independent: 1177, independent conditional: 0, independent unconditional: 1177, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1183, independent: 1176, independent conditional: 0, independent unconditional: 1176, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1453, independent: 270, independent conditional: 0, independent unconditional: 270, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1183, unknown conditional: 0, unknown unconditional: 1183] , Statistics on independence cache: Total cache size (in pairs): 1183, Positive cache size: 1177, Positive conditional cache size: 0, Positive unconditional cache size: 1177, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, 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: 241 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.1s, Number of persistent set computation: 139, Number of trivial persistent sets: 134, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1297, independent: 1291, independent conditional: 0, independent unconditional: 1291, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1694, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 247, dependent conditional: 241, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 156, independent unconditional: 1291, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1453, independent: 1447, independent conditional: 0, independent unconditional: 1447, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1183, independent: 1177, independent conditional: 0, independent unconditional: 1177, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1183, independent: 1176, independent conditional: 0, independent unconditional: 1176, dependent: 7, dependent conditional: 0, dependent unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 7, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, independent: 32, independent conditional: 0, independent unconditional: 32, dependent: 33, dependent conditional: 0, dependent unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 1453, independent: 270, independent conditional: 0, independent unconditional: 270, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 1183, unknown conditional: 0, unknown unconditional: 1183] , Statistics on independence cache: Total cache size (in pairs): 1183, Positive cache size: 1177, Positive conditional cache size: 0, Positive unconditional cache size: 1177, Negative cache size: 6, Negative conditional cache size: 0, Negative unconditional cache size: 6, 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: 241 - TimeoutResultAtElement [Line: 91]: Timeout (TraceAbstraction) Unable to prove that call to reach_error is unreachable Cancelled while PredicateComparison was comparing new predicate (quantifier-free) to 177 known predicates. - 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 PredicateComparison was comparing new predicate (quantifier-free) to 177 known predicates. - 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 PredicateComparison was comparing new predicate (quantifier-free) to 177 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 230 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 876.3s, OverallIterations: 6, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 854.5s, 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: 224, 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, 0.9s SatisfiabilityAnalysisTime, 19.2s InterpolantComputationTime, 2126 NumberOfCodeBlocks, 2126 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 2999 ConstructedInterpolants, 0 QuantifiedInterpolants, 34718 SizeOfPredicates, 114 NumberOfNonLiveVariables, 1866 ConjunctsInSsa, 212 ConjunctsInUnsatCore, 15 InterpolantComputations, 2 PerfectInterpolantSequences, 84/5094 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