/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/goblint-regression/02-base_24-malloc_races.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-wip.dk.mcr-reduction-44898dd [2022-02-09 08:01:42,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-02-09 08:01:42,458 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-02-09 08:01:42,485 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-02-09 08:01:42,486 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-02-09 08:01:42,487 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-02-09 08:01:42,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-02-09 08:01:42,489 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-02-09 08:01:42,490 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-02-09 08:01:42,491 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-02-09 08:01:42,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-02-09 08:01:42,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-02-09 08:01:42,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-02-09 08:01:42,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-02-09 08:01:42,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-02-09 08:01:42,505 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-02-09 08:01:42,506 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-02-09 08:01:42,506 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-02-09 08:01:42,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-02-09 08:01:42,509 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-02-09 08:01:42,510 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-02-09 08:01:42,533 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-02-09 08:01:42,534 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-02-09 08:01:42,534 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-02-09 08:01:42,536 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-02-09 08:01:42,536 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-02-09 08:01:42,536 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-02-09 08:01:42,537 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-02-09 08:01:42,537 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-02-09 08:01:42,538 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-02-09 08:01:42,538 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-02-09 08:01:42,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-02-09 08:01:42,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-02-09 08:01:42,539 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-02-09 08:01:42,540 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-02-09 08:01:42,540 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-02-09 08:01:42,541 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-02-09 08:01:42,541 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-02-09 08:01:42,541 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-02-09 08:01:42,541 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-02-09 08:01:42,542 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-02-09 08:01:42,551 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2022-02-09 08:01:42,570 INFO L113 SettingsManager]: Loading preferences was successful [2022-02-09 08:01:42,570 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-02-09 08:01:42,570 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-02-09 08:01:42,571 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-02-09 08:01:42,571 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-02-09 08:01:42,571 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-02-09 08:01:42,572 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-02-09 08:01:42,572 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-02-09 08:01:42,572 INFO L138 SettingsManager]: * Use SBE=true [2022-02-09 08:01:42,572 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * sizeof long=4 [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * sizeof long double=12 [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Use constant arrays=true [2022-02-09 08:01:42,573 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-02-09 08:01:42,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-02-09 08:01:42,574 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-02-09 08:01:42,574 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 08:01:42,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Construct finite automaton lazily=true [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-02-09 08:01:42,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-02-09 08:01:42,576 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-02-09 08:01:42,576 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-02-09 08:01:42,576 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-02-09 08:01:42,576 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2022-02-09 08:01:42,576 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-02-09 08:01:42,789 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-02-09 08:01:42,811 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-02-09 08:01:42,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-02-09 08:01:42,814 INFO L271 PluginConnector]: Initializing CDTParser... [2022-02-09 08:01:42,814 INFO L275 PluginConnector]: CDTParser initialized [2022-02-09 08:01:42,815 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/goblint-regression/02-base_24-malloc_races.i [2022-02-09 08:01:42,859 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/477039307/fa2a862cd8a84e36a046e196cbea23e0/FLAG17ccd428d [2022-02-09 08:01:43,294 INFO L306 CDTParser]: Found 1 translation units. [2022-02-09 08:01:43,295 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/goblint-regression/02-base_24-malloc_races.i [2022-02-09 08:01:43,307 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/477039307/fa2a862cd8a84e36a046e196cbea23e0/FLAG17ccd428d [2022-02-09 08:01:43,316 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/477039307/fa2a862cd8a84e36a046e196cbea23e0 [2022-02-09 08:01:43,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-02-09 08:01:43,319 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-02-09 08:01:43,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-02-09 08:01:43,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-02-09 08:01:43,322 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-02-09 08:01:43,323 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,324 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dbaf0c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43, skipping insertion in model container [2022-02-09 08:01:43,324 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,328 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-02-09 08:01:43,366 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-02-09 08:01:43,786 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 08:01:43,797 INFO L203 MainTranslator]: Completed pre-run [2022-02-09 08:01:43,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-02-09 08:01:43,879 INFO L208 MainTranslator]: Completed translation [2022-02-09 08:01:43,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43 WrapperNode [2022-02-09 08:01:43,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-02-09 08:01:43,880 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-02-09 08:01:43,880 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-02-09 08:01:43,880 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-02-09 08:01:43,885 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,910 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,928 INFO L137 Inliner]: procedures = 365, calls = 31, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 74 [2022-02-09 08:01:43,928 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-02-09 08:01:43,929 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-02-09 08:01:43,929 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-02-09 08:01:43,929 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-02-09 08:01:43,934 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,935 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,948 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,948 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,954 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,955 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,963 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,965 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-02-09 08:01:43,965 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-02-09 08:01:43,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-02-09 08:01:43,976 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-02-09 08:01:43,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (1/1) ... [2022-02-09 08:01:43,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-02-09 08:01:43,990 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 08:01:43,998 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-02-09 08:01:44,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-02-09 08:01:44,034 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-02-09 08:01:44,034 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-02-09 08:01:44,034 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-02-09 08:01:44,034 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-02-09 08:01:44,035 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-02-09 08:01:44,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-02-09 08:01:44,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-02-09 08:01:44,037 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-02-09 08:01:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-02-09 08:01:44,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-02-09 08:01:44,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-02-09 08:01:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-02-09 08:01:44,039 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-02-09 08:01:44,146 INFO L234 CfgBuilder]: Building ICFG [2022-02-09 08:01:44,147 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-02-09 08:01:44,346 INFO L275 CfgBuilder]: Performing block encoding [2022-02-09 08:01:44,352 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-02-09 08:01:44,352 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-02-09 08:01:44,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:01:44 BoogieIcfgContainer [2022-02-09 08:01:44,353 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-02-09 08:01:44,354 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-02-09 08:01:44,354 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-02-09 08:01:44,357 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-02-09 08:01:44,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.02 08:01:43" (1/3) ... [2022-02-09 08:01:44,358 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64639fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:01:44, skipping insertion in model container [2022-02-09 08:01:44,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.02 08:01:43" (2/3) ... [2022-02-09 08:01:44,359 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64639fb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.02 08:01:44, skipping insertion in model container [2022-02-09 08:01:44,359 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.02 08:01:44" (3/3) ... [2022-02-09 08:01:44,360 INFO L111 eAbstractionObserver]: Analyzing ICFG 02-base_24-malloc_races.i [2022-02-09 08:01:44,363 WARN L150 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-02-09 08:01:44,364 INFO L205 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-02-09 08:01:44,364 INFO L164 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-02-09 08:01:44,364 INFO L534 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-02-09 08:01:44,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,402 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,402 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,403 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,403 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,403 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,403 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,404 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,405 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,406 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,407 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,408 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,409 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,410 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,411 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,413 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,414 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,415 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet31| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet30| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe t_funThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#t~nondet32| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,421 WARN L322 ript$VariableManager]: TermVariabe |t_funThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2022-02-09 08:01:44,424 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-02-09 08:01:44,461 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-02-09 08:01:44,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-02-09 08:01:44,463 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-02-09 08:01:44,479 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-02-09 08:01:44,501 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-02-09 08:01:44,508 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mLazyFiniteAutomaton=true, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2022-02-09 08:01:44,508 INFO L340 AbstractCegarLoop]: Starting to check reachability of 15 error locations. [2022-02-09 08:01:44,550 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:44,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:44,557 INFO L85 PathProgramCache]: Analyzing trace with hash -796788612, now seen corresponding path program 1 times [2022-02-09 08:01:44,563 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:44,564 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [635845395] [2022-02-09 08:01:44,564 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:44,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:44,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:44,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:44,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:44,750 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [635845395] [2022-02-09 08:01:44,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [635845395] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:44,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:44,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 08:01:44,751 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604992108] [2022-02-09 08:01:44,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:44,754 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 08:01:44,754 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:44,767 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 08:01:44,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 08:01:44,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,770 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:44,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 16.5) internal successors, (33), 3 states have internal predecessors, (33), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:44,772 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,790 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,791 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-02-09 08:01:44,793 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:44,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:44,795 INFO L85 PathProgramCache]: Analyzing trace with hash 1918488513, now seen corresponding path program 1 times [2022-02-09 08:01:44,799 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:44,799 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [465367819] [2022-02-09 08:01:44,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:44,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:44,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:44,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:44,858 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:44,858 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [465367819] [2022-02-09 08:01:44,858 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [465367819] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:44,858 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:44,858 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 08:01:44,858 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563500479] [2022-02-09 08:01:44,858 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:44,859 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 08:01:44,859 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:44,860 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 08:01:44,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 08:01:44,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,860 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:44,860 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 20.0) internal successors, (40), 3 states have internal predecessors, (40), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:44,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-02-09 08:01:44,879 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:44,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:44,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1423584671, now seen corresponding path program 1 times [2022-02-09 08:01:44,879 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:44,879 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [60971842] [2022-02-09 08:01:44,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:44,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:44,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:44,951 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:44,952 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:44,952 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [60971842] [2022-02-09 08:01:44,952 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [60971842] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:44,953 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:44,953 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 08:01:44,953 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598292689] [2022-02-09 08:01:44,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:44,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 08:01:44,954 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:44,954 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 08:01:44,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 08:01:44,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,955 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:44,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.5) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:44,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,956 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:44,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:44,987 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-02-09 08:01:44,987 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:44,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:44,988 INFO L85 PathProgramCache]: Analyzing trace with hash -906441389, now seen corresponding path program 1 times [2022-02-09 08:01:44,988 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:44,988 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189218219] [2022-02-09 08:01:44,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:44,988 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,150 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,150 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189218219] [2022-02-09 08:01:45,153 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [189218219] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,153 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,153 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 08:01:45,153 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1536141282] [2022-02-09 08:01:45,153 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,154 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 08:01:45,154 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,155 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 08:01:45,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 08:01:45,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,157 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,157 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 11.8) internal successors, (59), 6 states have internal predecessors, (59), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,157 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,202 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-02-09 08:01:45,202 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:45,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:45,203 INFO L85 PathProgramCache]: Analyzing trace with hash 420608260, now seen corresponding path program 1 times [2022-02-09 08:01:45,203 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:45,203 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777001485] [2022-02-09 08:01:45,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:45,204 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,248 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,248 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,248 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777001485] [2022-02-09 08:01:45,248 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1777001485] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,249 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,249 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-02-09 08:01:45,249 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741802416] [2022-02-09 08:01:45,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-02-09 08:01:45,249 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-02-09 08:01:45,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-02-09 08:01:45,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,250 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 32.0) internal successors, (64), 3 states have internal predecessors, (64), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,251 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,287 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-02-09 08:01:45,287 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:45,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:45,288 INFO L85 PathProgramCache]: Analyzing trace with hash 283971730, now seen corresponding path program 1 times [2022-02-09 08:01:45,291 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:45,291 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1430775904] [2022-02-09 08:01:45,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:45,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,391 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,391 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,391 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1430775904] [2022-02-09 08:01:45,391 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1430775904] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,391 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,392 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 08:01:45,392 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [290351467] [2022-02-09 08:01:45,392 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,393 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 08:01:45,393 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,393 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 08:01:45,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 08:01:45,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,394 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 14.0) internal successors, (70), 6 states have internal predecessors, (70), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,449 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-02-09 08:01:45,449 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:45,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:45,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1460265731, now seen corresponding path program 1 times [2022-02-09 08:01:45,450 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:45,450 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1036564781] [2022-02-09 08:01:45,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:45,450 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,603 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,606 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1036564781] [2022-02-09 08:01:45,606 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1036564781] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,606 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,606 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 08:01:45,607 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [77497246] [2022-02-09 08:01:45,607 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,608 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 08:01:45,608 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,608 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 08:01:45,608 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 08:01:45,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,608 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,608 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,608 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,609 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,675 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,676 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-02-09 08:01:45,676 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting t_funErr3ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:45,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:45,677 INFO L85 PathProgramCache]: Analyzing trace with hash -911972541, now seen corresponding path program 1 times [2022-02-09 08:01:45,677 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:45,677 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492951387] [2022-02-09 08:01:45,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:45,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,749 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,749 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492951387] [2022-02-09 08:01:45,750 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492951387] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,750 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,750 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-02-09 08:01:45,750 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048704226] [2022-02-09 08:01:45,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,750 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-02-09 08:01:45,750 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-02-09 08:01:45,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-02-09 08:01:45,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,751 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 19.8) internal successors, (99), 6 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-02-09 08:01:45,852 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:45,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:45,852 INFO L85 PathProgramCache]: Analyzing trace with hash 1098538190, now seen corresponding path program 1 times [2022-02-09 08:01:45,852 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:45,852 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [504479427] [2022-02-09 08:01:45,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:45,852 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-02-09 08:01:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-02-09 08:01:45,981 INFO L144 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-02-09 08:01:45,981 INFO L338 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [504479427] [2022-02-09 08:01:45,981 INFO L165 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [504479427] provided 1 perfect and 0 imperfect interpolant sequences [2022-02-09 08:01:45,981 INFO L191 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-02-09 08:01:45,981 INFO L204 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-02-09 08:01:45,981 INFO L118 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803909061] [2022-02-09 08:01:45,981 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-02-09 08:01:45,982 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2022-02-09 08:01:45,982 INFO L108 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-02-09 08:01:45,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2022-02-09 08:01:45,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2022-02-09 08:01:45,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:45,982 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-02-09 08:01:45,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 7.8) internal successors, (78), 11 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:45,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:46,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-02-09 08:01:46,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-02-09 08:01:46,145 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-02-09 08:01:46,145 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 12 more)] === [2022-02-09 08:01:46,145 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-02-09 08:01:46,145 INFO L85 PathProgramCache]: Analyzing trace with hash 1059627528, now seen corresponding path program 1 times [2022-02-09 08:01:46,145 INFO L126 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-02-09 08:01:46,146 INFO L338 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2005346145] [2022-02-09 08:01:46,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-02-09 08:01:46,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-02-09 08:01:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 08:01:46,166 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-02-09 08:01:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-02-09 08:01:46,206 INFO L138 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-02-09 08:01:46,207 INFO L628 BasicCegarLoop]: Counterexample is feasible [2022-02-09 08:01:46,207 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (14 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (13 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (12 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (11 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (10 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (9 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (8 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (7 of 15 remaining) [2022-02-09 08:01:46,209 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (6 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (5 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (4 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr2ASSERT_VIOLATIONDATA_RACE (1 of 15 remaining) [2022-02-09 08:01:46,210 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location t_funErr3ASSERT_VIOLATIONDATA_RACE (0 of 15 remaining) [2022-02-09 08:01:46,210 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-02-09 08:01:46,214 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-02-09 08:01:46,218 INFO L230 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-02-09 08:01:46,218 INFO L180 ceAbstractionStarter]: Computing trace abstraction results [2022-02-09 08:01:46,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.02 08:01:46 BasicIcfg [2022-02-09 08:01:46,262 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-02-09 08:01:46,262 INFO L158 Benchmark]: Toolchain (without parser) took 2943.63ms. Allocated memory was 180.4MB in the beginning and 233.8MB in the end (delta: 53.5MB). Free memory was 122.9MB in the beginning and 92.3MB in the end (delta: 30.6MB). Peak memory consumption was 85.0MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,262 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 180.4MB. Free memory was 141.8MB in the beginning and 141.7MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 8.0GB. [2022-02-09 08:01:46,263 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.07ms. Allocated memory was 180.4MB in the beginning and 233.8MB in the end (delta: 53.5MB). Free memory was 122.7MB in the beginning and 180.7MB in the end (delta: -58.0MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,263 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.84ms. Allocated memory is still 233.8MB. Free memory was 180.4MB in the beginning and 177.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,263 INFO L158 Benchmark]: Boogie Preprocessor took 36.29ms. Allocated memory is still 233.8MB. Free memory was 177.8MB in the beginning and 176.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,263 INFO L158 Benchmark]: RCFGBuilder took 387.83ms. Allocated memory is still 233.8MB. Free memory was 176.2MB in the beginning and 159.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,263 INFO L158 Benchmark]: TraceAbstraction took 1907.51ms. Allocated memory is still 233.8MB. Free memory was 159.4MB in the beginning and 92.3MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. [2022-02-09 08:01:46,265 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 180.4MB. Free memory was 141.8MB in the beginning and 141.7MB in the end (delta: 77.3kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 560.07ms. Allocated memory was 180.4MB in the beginning and 233.8MB in the end (delta: 53.5MB). Free memory was 122.7MB in the beginning and 180.7MB in the end (delta: -58.0MB). Peak memory consumption was 12.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 47.84ms. Allocated memory is still 233.8MB. Free memory was 180.4MB in the beginning and 177.8MB in the end (delta: 2.6MB). Peak memory consumption was 3.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.29ms. Allocated memory is still 233.8MB. Free memory was 177.8MB in the beginning and 176.2MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 387.83ms. Allocated memory is still 233.8MB. Free memory was 176.2MB in the beginning and 159.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 1907.51ms. Allocated memory is still 233.8MB. Free memory was 159.4MB in the beginning and 92.3MB in the end (delta: 67.1MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 513, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 85, negative conditional: 85, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 433, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 433, positive: 428, positive conditional: 428, positive unconditional: 0, negative: 5, negative conditional: 5, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 451, positive: 428, positive conditional: 384, positive unconditional: 44, negative: 23, negative conditional: 18, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 451, positive: 428, positive conditional: 213, positive unconditional: 215, negative: 23, negative conditional: 8, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 451, positive: 428, positive conditional: 213, positive unconditional: 215, negative: 23, negative conditional: 8, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 271, positive: 258, positive conditional: 139, positive unconditional: 119, negative: 13, negative conditional: 8, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 271, positive: 247, positive conditional: 0, positive unconditional: 247, negative: 24, negative conditional: 0, negative unconditional: 24, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 24, positive: 11, positive conditional: 11, positive unconditional: 0, negative: 13, negative conditional: 8, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 65, positive: 43, positive conditional: 43, positive unconditional: 0, negative: 22, negative conditional: 15, negative unconditional: 7, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 451, positive: 170, positive conditional: 74, positive unconditional: 96, negative: 10, negative conditional: 0, negative unconditional: 10, unknown: 271, unknown conditional: 147, unknown unconditional: 124] , Statistics on independence cache: Total cache size (in pairs): 271, Positive cache size: 258, Positive conditional cache size: 139, Positive unconditional cache size: 119, Negative cache size: 13, Negative conditional cache size: 8, Negative unconditional cache size: 5, Eliminated conditions: 181, Maximal queried relation: 4, Independence queries for same thread: 80 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - DataRaceFoundResult [Line: 1241]: Data race detected Data race detected The following path leads to a data race: [L1223] 0 int *x; VAL [x={0:0}] [L1224] 0 int *y; VAL [x={0:0}, y={0:0}] [L1225] 0 pthread_mutex_t m = { { 0, 0, 0, 0, 0, { { 0, 0 } } } }; VAL [m={3:0}, x={0:0}, y={0:0}] [L1234] 0 pthread_t id; VAL [id={5:0}, m={3:0}, x={0:0}, y={0:0}] [L1235] 0 x = malloc(sizeof(int)) VAL [id={5:0}, m={3:0}, malloc(sizeof(int))={-2:0}, x={-2:0}, x = malloc(sizeof(int))=102, y={0:0}] [L1236] 0 y = malloc(sizeof(int)) VAL [id={5:0}, m={3:0}, malloc(sizeof(int))={-3:0}, x={-2:0}, y={-3:0}, y = malloc(sizeof(int))=104] [L1237] FCALL, FORK 0 pthread_create(&id, ((void *)0), t_fun, ((void *)0)) VAL [arg={0:0}, id={5:0}, m={3:0}, pthread_create(&id, ((void *)0), t_fun, ((void *)0))=-1, x={-2:0}, y={-3:0}] [L1239] EXPR 0 *x VAL [arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1239] EXPR 0 \read(*x) VAL [\read(*x)=105, arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1239] 0 printf("%d\n",*x) VAL [\read(*x)=105, arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1241] EXPR 0 *y VAL [arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1241] EXPR 0 \read(*y) VAL [\read(*y)=106, arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1228] EXPR 1 *x VAL [arg={0:0}, arg={0:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1228] 1 *x = 3 VAL [arg={0:0}, arg={0:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1229] EXPR 1 *y VAL [arg={0:0}, arg={0:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1229] 1 *y = 8 VAL [*y = 8=103, arg={0:0}, arg={0:0}, m={3:0}, x={-2:0}, y={-3:0}] [L1241] 0 printf("%d\n",*y) VAL [*y = 8=103, \read(*y)=106, arg={0:0}, arg={0:0}, id={5:0}, m={3:0}, x={-2:0}, y={-3:0}] Now there is a data race, but we were unable to determine exactly which statements and variables are involved. There could be a race between one of the statements * C: *y = 8 [1229] * C: *x = 3 [1228] * C: x = malloc(sizeof(int)) [1235] * C: *x = 3 [1228] * C: *x = 3 [1228] * C: *x = 3 [1228] * C: y = malloc(sizeof(int)) [1236] and C: printf("%d\n",*y) [1241] - UnprovableResult [Line: 1235]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1236]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1239]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1241]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1237]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1228]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - UnprovableResult [Line: 1229]: Unable to prove that there are no data races Unable to prove that there are no data races Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 147 locations, 15 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.6s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 48, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 673 NumberOfCodeBlocks, 673 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 576 ConstructedInterpolants, 0 QuantifiedInterpolants, 1424 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-02-09 08:01:46,308 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2022-02-09 08:01:46,525 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...