./Ultimate.py --spec /storage/repos/ultimate/trunk/examples/svcomp/properties/no-data-race.prp --file /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version efd9311c Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/GemCutterReach.xml -i /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i -s /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-efd9311-m [2022-04-18 18:09:50,899 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-04-18 18:09:50,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-04-18 18:09:50,919 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-04-18 18:09:50,920 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-04-18 18:09:50,921 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-04-18 18:09:50,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-04-18 18:09:50,923 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-04-18 18:09:50,924 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-04-18 18:09:50,925 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-04-18 18:09:50,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-04-18 18:09:50,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-04-18 18:09:50,927 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-04-18 18:09:50,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-04-18 18:09:50,928 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-04-18 18:09:50,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-04-18 18:09:50,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-04-18 18:09:50,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-04-18 18:09:50,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-04-18 18:09:50,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-04-18 18:09:50,933 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-04-18 18:09:50,934 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-04-18 18:09:50,935 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-04-18 18:09:50,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-04-18 18:09:50,936 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-04-18 18:09:50,938 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-04-18 18:09:50,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-04-18 18:09:50,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-04-18 18:09:50,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-04-18 18:09:50,939 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-04-18 18:09:50,940 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-04-18 18:09:50,940 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-04-18 18:09:50,941 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-04-18 18:09:50,941 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-04-18 18:09:50,942 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-04-18 18:09:50,942 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-04-18 18:09:50,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-04-18 18:09:50,943 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-04-18 18:09:50,943 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-04-18 18:09:50,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-04-18 18:09:50,944 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-04-18 18:09:50,945 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-04-18 18:09:50,946 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2022-04-18 18:09:50,959 INFO L113 SettingsManager]: Loading preferences was successful [2022-04-18 18:09:50,959 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-04-18 18:09:50,960 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-04-18 18:09:50,960 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-04-18 18:09:50,960 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-04-18 18:09:50,961 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-04-18 18:09:50,961 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-04-18 18:09:50,961 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-04-18 18:09:50,961 INFO L138 SettingsManager]: * Use SBE=true [2022-04-18 18:09:50,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-04-18 18:09:50,962 INFO L138 SettingsManager]: * sizeof long=4 [2022-04-18 18:09:50,962 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-04-18 18:09:50,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-04-18 18:09:50,962 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-04-18 18:09:50,963 INFO L138 SettingsManager]: * sizeof long double=12 [2022-04-18 18:09:50,964 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-04-18 18:09:50,964 INFO L138 SettingsManager]: * Use constant arrays=true [2022-04-18 18:09:50,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-04-18 18:09:50,964 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-04-18 18:09:50,964 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-04-18 18:09:50,964 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-04-18 18:09:50,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-04-18 18:09:50,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:09:50,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-04-18 18:09:50,965 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-04-18 18:09:50,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-04-18 18:09:50,966 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-04-18 18:09:50,966 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2022-04-18 18:09:50,966 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-04-18 18:09:50,966 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-04-18 18:09:50,967 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-04-18 18:09:50,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-04-18 18:09:50,967 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-04-18 18:09:50,967 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-04-18 18:09:50,968 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/UGemCutter-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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2022-04-18 18:09:51,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-04-18 18:09:51,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-04-18 18:09:51,240 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-04-18 18:09:51,241 INFO L271 PluginConnector]: Initializing CDTParser... [2022-04-18 18:09:51,241 INFO L275 PluginConnector]: CDTParser initialized [2022-04-18 18:09:51,242 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2022-04-18 18:09:51,282 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e092415ad/d68e3297f14d4c1d9ad269e9efc1e0b8/FLAGe9598dc55 [2022-04-18 18:09:51,723 INFO L306 CDTParser]: Found 1 translation units. [2022-04-18 18:09:51,724 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i [2022-04-18 18:09:51,742 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e092415ad/d68e3297f14d4c1d9ad269e9efc1e0b8/FLAGe9598dc55 [2022-04-18 18:09:52,003 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e092415ad/d68e3297f14d4c1d9ad269e9efc1e0b8 [2022-04-18 18:09:52,005 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-04-18 18:09:52,006 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-04-18 18:09:52,007 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-04-18 18:09:52,008 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-04-18 18:09:52,012 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-04-18 18:09:52,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,013 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b8f227 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52, skipping insertion in model container [2022-04-18 18:09:52,013 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,018 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-04-18 18:09:52,050 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-04-18 18:09:52,338 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i[41520,41533] [2022-04-18 18:09:52,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:09:52,372 INFO L203 MainTranslator]: Completed pre-run [2022-04-18 18:09:52,392 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread/stack-1.i[41520,41533] [2022-04-18 18:09:52,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-04-18 18:09:52,453 INFO L208 MainTranslator]: Completed translation [2022-04-18 18:09:52,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52 WrapperNode [2022-04-18 18:09:52,454 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-04-18 18:09:52,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-04-18 18:09:52,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-04-18 18:09:52,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-04-18 18:09:52,459 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,477 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,506 INFO L137 Inliner]: procedures = 277, calls = 45, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 198 [2022-04-18 18:09:52,506 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-04-18 18:09:52,507 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-04-18 18:09:52,507 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-04-18 18:09:52,507 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-04-18 18:09:52,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,516 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,519 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,519 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,535 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,537 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-04-18 18:09:52,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-04-18 18:09:52,538 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-04-18 18:09:52,538 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-04-18 18:09:52,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (1/1) ... [2022-04-18 18:09:52,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-04-18 18:09:52,567 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:09:52,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-04-18 18:09:52,588 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-04-18 18:09:52,612 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2022-04-18 18:09:52,612 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2022-04-18 18:09:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2022-04-18 18:09:52,613 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2022-04-18 18:09:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-04-18 18:09:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-04-18 18:09:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-04-18 18:09:52,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-04-18 18:09:52,616 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-04-18 18:09:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-04-18 18:09:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-04-18 18:09:52,617 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-04-18 18:09:52,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-04-18 18:09:52,618 WARN L208 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-04-18 18:09:52,734 INFO L234 CfgBuilder]: Building ICFG [2022-04-18 18:09:52,739 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-04-18 18:09:52,965 INFO L275 CfgBuilder]: Performing block encoding [2022-04-18 18:09:52,971 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-04-18 18:09:52,971 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-04-18 18:09:52,972 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:09:52 BoogieIcfgContainer [2022-04-18 18:09:52,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-04-18 18:09:52,974 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-04-18 18:09:52,974 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-04-18 18:09:52,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-04-18 18:09:52,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.04 06:09:52" (1/3) ... [2022-04-18 18:09:52,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4203d798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:09:52, skipping insertion in model container [2022-04-18 18:09:52,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.04 06:09:52" (2/3) ... [2022-04-18 18:09:52,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4203d798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.04 06:09:52, skipping insertion in model container [2022-04-18 18:09:52,977 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:09:52" (3/3) ... [2022-04-18 18:09:52,978 INFO L111 eAbstractionObserver]: Analyzing ICFG stack-1.i [2022-04-18 18:09:52,981 WARN L147 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-04-18 18:09:52,981 INFO L202 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-04-18 18:09:52,981 INFO L161 ceAbstractionStarter]: Applying trace abstraction to program that has 13 error locations. [2022-04-18 18:09:52,982 INFO L504 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-04-18 18:09:53,061 INFO L135 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-04-18 18:09:53,134 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:09:53,134 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:09:53,135 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:09:53,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-04-18 18:09:53,202 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t1Thread1of1ForFork0 ======== [2022-04-18 18:09:53,208 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:09:53,208 INFO L341 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-04-18 18:09:53,455 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:53,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:53,465 INFO L85 PathProgramCache]: Analyzing trace with hash 1598187942, now seen corresponding path program 1 times [2022-04-18 18:09:53,471 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:53,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736249669] [2022-04-18 18:09:53,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:53,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:53,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:53,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:53,707 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736249669] [2022-04-18 18:09:53,707 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736249669] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:53,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:53,708 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:09:53,708 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [734162568] [2022-04-18 18:09:53,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:53,713 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:09:53,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:53,725 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:09:53,726 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:09:53,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:53,728 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:53,729 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 40.5) internal successors, (81), 2 states have internal predecessors, (81), 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) [2022-04-18 18:09:53,729 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:53,749 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:53,750 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-04-18 18:09:53,750 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:53,750 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:53,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1097245001, now seen corresponding path program 1 times [2022-04-18 18:09:53,751 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:53,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1490925229] [2022-04-18 18:09:53,751 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:53,751 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:53,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:53,842 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:53,842 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1490925229] [2022-04-18 18:09:53,842 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1490925229] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:53,842 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:53,843 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:53,843 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [39481666] [2022-04-18 18:09:53,843 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:53,844 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:53,844 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:53,844 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:53,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:53,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:53,845 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:53,845 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 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) [2022-04-18 18:09:53,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:53,845 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,111 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,112 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-04-18 18:09:54,112 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting t1Err0ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:54,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:54,113 INFO L85 PathProgramCache]: Analyzing trace with hash 437363911, now seen corresponding path program 1 times [2022-04-18 18:09:54,113 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:54,113 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1456240786] [2022-04-18 18:09:54,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:54,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:54,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:54,178 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:54,178 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:54,178 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1456240786] [2022-04-18 18:09:54,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1456240786] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:54,179 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:54,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:54,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467429061] [2022-04-18 18:09:54,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:54,180 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:54,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:54,182 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:54,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:54,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,182 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:54,183 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 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) [2022-04-18 18:09:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,183 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,184 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,273 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-04-18 18:09:54,274 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:54,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:54,275 INFO L85 PathProgramCache]: Analyzing trace with hash -248946043, now seen corresponding path program 1 times [2022-04-18 18:09:54,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:54,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2147474683] [2022-04-18 18:09:54,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:54,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:54,427 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-04-18 18:09:54,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:54,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2147474683] [2022-04-18 18:09:54,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2147474683] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:54,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:54,431 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:54,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974518016] [2022-04-18 18:09:54,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:54,431 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:54,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:54,433 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:54,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:54,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,435 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:54,435 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 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) [2022-04-18 18:09:54,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,436 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:54,452 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-04-18 18:09:54,452 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:54,454 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:54,454 INFO L85 PathProgramCache]: Analyzing trace with hash 1468772512, now seen corresponding path program 1 times [2022-04-18 18:09:54,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:54,454 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669216468] [2022-04-18 18:09:54,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:54,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:54,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:54,536 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:54,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:54,536 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669216468] [2022-04-18 18:09:54,537 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [669216468] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:09:54,537 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [908719231] [2022-04-18 18:09:54,537 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:54,537 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:09:54,538 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:09:54,539 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:09:54,540 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-04-18 18:09:54,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:54,649 INFO L263 TraceCheckSpWp]: Trace formula consists of 280 conjuncts, 4 conjunts are in the unsatisfiable core [2022-04-18 18:09:54,654 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:09:54,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:54,903 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:09:55,045 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:55,046 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [908719231] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:09:55,047 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:09:55,047 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-04-18 18:09:55,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396488413] [2022-04-18 18:09:55,048 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:09:55,049 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-18 18:09:55,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:55,049 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-18 18:09:55,049 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-04-18 18:09:55,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,050 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:55,050 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.8) internal successors, (158), 10 states have internal predecessors, (158), 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) [2022-04-18 18:09:55,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,050 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,132 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-04-18 18:09:55,330 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:09:55,330 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:55,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:55,331 INFO L85 PathProgramCache]: Analyzing trace with hash 2120320381, now seen corresponding path program 1 times [2022-04-18 18:09:55,331 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:55,331 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136287683] [2022-04-18 18:09:55,331 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:55,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:55,399 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-04-18 18:09:55,400 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:55,400 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136287683] [2022-04-18 18:09:55,400 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136287683] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:55,400 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:55,400 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:55,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [143948928] [2022-04-18 18:09:55,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:55,400 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:55,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:55,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:55,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:55,401 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,401 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:55,401 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 35.0) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:09:55,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,402 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,432 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-04-18 18:09:55,432 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:55,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:55,432 INFO L85 PathProgramCache]: Analyzing trace with hash 410254792, now seen corresponding path program 1 times [2022-04-18 18:09:55,432 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:55,432 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1105792891] [2022-04-18 18:09:55,432 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:55,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:55,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:55,537 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:55,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:55,538 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1105792891] [2022-04-18 18:09:55,538 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1105792891] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:55,538 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:55,538 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-18 18:09:55,538 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149425270] [2022-04-18 18:09:55,538 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:55,539 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:09:55,539 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:55,539 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:09:55,539 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:09:55,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,539 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:55,539 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 6 states have internal predecessors, (94), 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) [2022-04-18 18:09:55,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,577 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-04-18 18:09:55,577 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:55,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:55,577 INFO L85 PathProgramCache]: Analyzing trace with hash 441274599, now seen corresponding path program 1 times [2022-04-18 18:09:55,577 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:55,577 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1734279910] [2022-04-18 18:09:55,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:55,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:55,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:55,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:55,652 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:55,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1734279910] [2022-04-18 18:09:55,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1734279910] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:55,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:55,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:09:55,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1738623531] [2022-04-18 18:09:55,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:55,653 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:09:55,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:55,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:09:55,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:09:55,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,653 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:55,654 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.8) internal successors, (94), 6 states have internal predecessors, (94), 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) [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,654 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,709 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,710 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-04-18 18:09:55,710 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting t1Err4ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:55,710 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:55,711 INFO L85 PathProgramCache]: Analyzing trace with hash 219179357, now seen corresponding path program 1 times [2022-04-18 18:09:55,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:55,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332969240] [2022-04-18 18:09:55,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:55,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:55,743 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:55,744 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:55,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332969240] [2022-04-18 18:09:55,744 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332969240] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:55,744 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:55,744 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:09:55,744 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2028182638] [2022-04-18 18:09:55,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:55,744 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:55,745 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:55,745 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:55,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:55,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,748 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:55,748 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 52.5) internal successors, (105), 3 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-04-18 18:09:55,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:55,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:55,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:56,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:56,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,567 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-04-18 18:09:56,568 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:56,568 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:56,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1497868384, now seen corresponding path program 2 times [2022-04-18 18:09:56,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:56,568 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1654907835] [2022-04-18 18:09:56,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:56,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:56,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:56,852 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:56,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:56,852 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1654907835] [2022-04-18 18:09:56,852 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1654907835] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:56,852 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:56,852 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-04-18 18:09:56,852 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1260500607] [2022-04-18 18:09:56,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:56,853 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-04-18 18:09:56,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:56,853 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-04-18 18:09:56,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=145, Unknown=0, NotChecked=0, Total=182 [2022-04-18 18:09:56,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:56,853 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:56,854 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 7.230769230769231) internal successors, (94), 14 states have internal predecessors, (94), 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) [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:56,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:09:57,243 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-04-18 18:09:57,243 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:57,243 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:57,243 INFO L85 PathProgramCache]: Analyzing trace with hash 542364310, now seen corresponding path program 3 times [2022-04-18 18:09:57,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:57,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [508988164] [2022-04-18 18:09:57,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:57,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:57,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:57,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:57,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:57,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [508988164] [2022-04-18 18:09:57,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [508988164] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:57,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:57,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-04-18 18:09:57,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1028440701] [2022-04-18 18:09:57,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:57,460 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-18 18:09:57,460 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:57,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-18 18:09:57,461 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2022-04-18 18:09:57,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,461 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:57,461 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 7.833333333333333) internal successors, (94), 13 states have internal predecessors, (94), 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) [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,461 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:09:57,462 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-04-18 18:09:57,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:09:57,810 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-04-18 18:09:57,810 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:57,811 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:57,811 INFO L85 PathProgramCache]: Analyzing trace with hash -1379342526, now seen corresponding path program 1 times [2022-04-18 18:09:57,811 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:57,811 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1621100542] [2022-04-18 18:09:57,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:57,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:57,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:57,855 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 18:09:57,855 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:57,855 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1621100542] [2022-04-18 18:09:57,856 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1621100542] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:57,856 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:57,856 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:57,856 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [879476894] [2022-04-18 18:09:57,856 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:57,857 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:57,858 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:57,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:57,859 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:57,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,859 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:57,859 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 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) [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2022-04-18 18:09:57,859 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:09:57,860 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:57,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:57,974 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-04-18 18:09:57,974 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:57,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:57,974 INFO L85 PathProgramCache]: Analyzing trace with hash 691317658, now seen corresponding path program 1 times [2022-04-18 18:09:57,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:57,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [348160232] [2022-04-18 18:09:57,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:57,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:58,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:58,090 INFO L134 CoverageAnalysis]: Checked inductivity of 434 backedges. 126 proven. 0 refuted. 0 times theorem prover too weak. 308 trivial. 0 not checked. [2022-04-18 18:09:58,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:58,090 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [348160232] [2022-04-18 18:09:58,090 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [348160232] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:58,090 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:58,090 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:09:58,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513962825] [2022-04-18 18:09:58,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:58,091 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:09:58,091 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:58,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:09:58,091 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:09:58,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,091 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:58,092 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 74.0) internal successors, (222), 3 states have internal predecessors, (222), 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) [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:58,092 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,093 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,120 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,120 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-04-18 18:09:58,121 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:58,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:58,121 INFO L85 PathProgramCache]: Analyzing trace with hash -47338670, now seen corresponding path program 2 times [2022-04-18 18:09:58,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:58,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483786245] [2022-04-18 18:09:58,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:58,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:58,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:58,228 INFO L134 CoverageAnalysis]: Checked inductivity of 323 backedges. 302 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-04-18 18:09:58,228 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:58,229 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483786245] [2022-04-18 18:09:58,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [483786245] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:09:58,229 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:09:58,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:09:58,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218049691] [2022-04-18 18:09:58,229 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:09:58,229 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-04-18 18:09:58,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:58,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-04-18 18:09:58,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-04-18 18:09:58,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,230 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:58,230 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 70.6) internal successors, (353), 5 states have internal predecessors, (353), 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) [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,230 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:58,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:58,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:58,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:58,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:58,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:58,270 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-04-18 18:09:58,270 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:58,270 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:58,270 INFO L85 PathProgramCache]: Analyzing trace with hash 640180808, now seen corresponding path program 1 times [2022-04-18 18:09:58,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:58,271 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [569116380] [2022-04-18 18:09:58,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:58,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:58,377 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:09:58,377 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:09:58,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [569116380] [2022-04-18 18:09:58,377 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [569116380] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:09:58,377 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1133767998] [2022-04-18 18:09:58,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:58,377 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:09:58,377 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:09:58,378 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:09:58,380 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-04-18 18:09:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:09:58,528 INFO L263 TraceCheckSpWp]: Trace formula consists of 649 conjuncts, 6 conjunts are in the unsatisfiable core [2022-04-18 18:09:58,542 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:09:58,906 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-04-18 18:09:58,906 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:09:59,275 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 117 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-04-18 18:09:59,276 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1133767998] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:09:59,276 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:09:59,276 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6, 6] total 12 [2022-04-18 18:09:59,278 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936113701] [2022-04-18 18:09:59,278 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:09:59,279 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:09:59,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:09:59,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:09:59,280 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:09:59,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:59,282 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:09:59,282 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 43.166666666666664) internal successors, (518), 12 states have internal predecessors, (518), 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) [2022-04-18 18:09:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,283 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,284 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:59,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:09:59,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:09:59,346 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:09:59,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:09:59,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:09:59,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:09:59,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-04-18 18:09:59,566 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2022-04-18 18:09:59,567 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:09:59,567 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:09:59,567 INFO L85 PathProgramCache]: Analyzing trace with hash 962060827, now seen corresponding path program 1 times [2022-04-18 18:09:59,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:09:59,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1249447966] [2022-04-18 18:09:59,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:09:59,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:09:59,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:00,509 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:00,509 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:00,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1249447966] [2022-04-18 18:10:00,509 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1249447966] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:00,509 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1211875386] [2022-04-18 18:10:00,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:00,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:00,510 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:00,519 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:00,520 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-04-18 18:10:00,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:00,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 480 conjuncts, 58 conjunts are in the unsatisfiable core [2022-04-18 18:10:00,662 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:00,860 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-04-18 18:10:00,860 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-04-18 18:10:01,313 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-04-18 18:10:01,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:01,419 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 20 [2022-04-18 18:10:01,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:01,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:01,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:01,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 32 [2022-04-18 18:10:02,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:02,053 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:02,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:02,076 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:02,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:02,101 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:02,125 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,094 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,116 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,117 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,135 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,135 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,850 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 30 [2022-04-18 18:10:03,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-04-18 18:10:03,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 7 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 44 [2022-04-18 18:10:03,968 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:03,968 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:04,055 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) is different from false [2022-04-18 18:10:04,173 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))) is different from false [2022-04-18 18:10:04,194 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= 0 (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|))) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0))) is different from false [2022-04-18 18:10:04,389 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0))) is different from false [2022-04-18 18:10:04,599 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_#in~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_#in~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_856 (Array Int Int)) (v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t2Thread1of1ForFork1_pop_#in~stack#1.base| v_ArrVal_856) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0))) is different from false [2022-04-18 18:10:04,820 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))) is different from false [2022-04-18 18:10:04,959 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0))) is different from false [2022-04-18 18:10:05,017 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (let ((.cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2))) (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse0 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse0)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2) 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2) 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) is different from false [2022-04-18 18:10:05,038 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1) 0) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2) 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (let ((.cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2))) (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1) 0) .cse0 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse0)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (let ((.cse1 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1))) (select (select (store (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| (store (store (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse1 0) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2) 0)) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) .cse1)) 0))) is different from false [2022-04-18 18:10:05,074 INFO L356 Elim1Store]: treesize reduction 74, result has 28.2 percent of original size [2022-04-18 18:10:05,074 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 28 treesize of output 39 [2022-04-18 18:10:05,079 INFO L356 Elim1Store]: treesize reduction 32, result has 3.0 percent of original size [2022-04-18 18:10:05,079 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 50 treesize of output 30 [2022-04-18 18:10:05,081 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-04-18 18:10:05,090 INFO L356 Elim1Store]: treesize reduction 102, result has 1.0 percent of original size [2022-04-18 18:10:05,090 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 1 [2022-04-18 18:10:05,097 INFO L356 Elim1Store]: treesize reduction 102, result has 1.0 percent of original size [2022-04-18 18:10:05,097 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 1 [2022-04-18 18:10:05,200 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-04-18 18:10:05,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-04-18 18:10:05,228 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 27 not checked. [2022-04-18 18:10:05,229 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1211875386] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:05,229 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:05,229 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 20, 16] total 59 [2022-04-18 18:10:05,229 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808007407] [2022-04-18 18:10:05,229 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:05,229 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 59 states [2022-04-18 18:10:05,230 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:05,230 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 59 interpolants. [2022-04-18 18:10:05,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=2203, Unknown=9, NotChecked=936, Total=3422 [2022-04-18 18:10:05,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:05,231 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:05,231 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 59 states, 59 states have (on average 9.932203389830509) internal successors, (586), 59 states have internal predecessors, (586), 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) [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:05,231 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:05,232 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:07,242 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (let ((.cse0 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (.cse1 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (.cse2 (= (select .cse3 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (<= c_~top~0 0) .cse0 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (or (and .cse0 .cse1 .cse2) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_ULTIMATE.start_main_~#id1~0#1.base|)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| 5) .cse1 .cse2 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))))) is different from false [2022-04-18 18:10:07,246 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (let ((.cse0 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (.cse1 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (.cse2 (= (select .cse3 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (<= |c_t1Thread1of1ForFork0_get_top_#res#1| 0) .cse0 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (or (and .cse0 .cse1 .cse2) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_ULTIMATE.start_main_~#id1~0#1.base|)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| 5) .cse1 .cse2 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))))) is different from false [2022-04-18 18:10:07,253 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (let ((.cse0 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (.cse1 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (.cse2 (= (select .cse3 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) .cse0 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (or (and .cse0 .cse1 .cse2) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_ULTIMATE.start_main_~#id1~0#1.base|)) (not (= (+ (* (- 1) |c_t1Thread1of1ForFork0_push_~stack#1.offset|) |c_ULTIMATE.start_main_~#id1~0#1.offset| (* (- 4) |c_t1Thread1of1ForFork0_push_#t~ret37#1|) 3) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| 5) .cse1 .cse2 (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))))) is different from false [2022-04-18 18:10:07,262 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse3 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (let ((.cse0 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (.cse1 (= (select .cse3 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (.cse2 (= (select .cse3 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0))) (and (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) .cse0 (or (and .cse0 .cse1 .cse2) (and (= |c_t1Thread1of1ForFork0_push_~stack#1.base| |c_ULTIMATE.start_main_~#id1~0#1.base|) (= (select .cse3 (+ (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4) |c_t1Thread1of1ForFork0_push_~stack#1.offset|)) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|))) (not (= (+ (* (- 1) |c_t1Thread1of1ForFork0_push_~stack#1.offset|) |c_ULTIMATE.start_main_~#id1~0#1.offset| (* (- 4) |c_t1Thread1of1ForFork0_push_#t~ret37#1|) 3) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (= |c_t1Thread1of1ForFork0_push_~stack#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) .cse1 .cse2 (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))))) is different from false [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:07,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:07,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:07,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2022-04-18 18:10:07,352 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:07,533 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2022-04-18 18:10:07,533 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting t1Err2ASSERT_VIOLATIONDATA_RACE === [t1Err0ASSERT_VIOLATIONDATA_RACE, t1Err1ASSERT_VIOLATIONDATA_RACE, t1Err2ASSERT_VIOLATIONDATA_RACE, t1Err3ASSERT_VIOLATIONDATA_RACE (and 1 more)] === [2022-04-18 18:10:07,534 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:07,534 INFO L85 PathProgramCache]: Analyzing trace with hash -1299112165, now seen corresponding path program 2 times [2022-04-18 18:10:07,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:07,534 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [997744457] [2022-04-18 18:10:07,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:07,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:07,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:08,874 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:08,874 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:08,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [997744457] [2022-04-18 18:10:08,875 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [997744457] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:08,875 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918255165] [2022-04-18 18:10:08,875 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-04-18 18:10:08,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:08,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:08,878 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:08,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-04-18 18:10:09,038 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-04-18 18:10:09,038 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-04-18 18:10:09,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 28 conjunts are in the unsatisfiable core [2022-04-18 18:10:09,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:09,158 INFO L356 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2022-04-18 18:10:09,158 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2022-04-18 18:10:09,772 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-04-18 18:10:09,819 INFO L356 Elim1Store]: treesize reduction 39, result has 22.0 percent of original size [2022-04-18 18:10:09,820 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 28 treesize of output 27 [2022-04-18 18:10:09,870 INFO L356 Elim1Store]: treesize reduction 96, result has 20.0 percent of original size [2022-04-18 18:10:09,870 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 40 treesize of output 42 [2022-04-18 18:10:09,919 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 40 [2022-04-18 18:10:10,000 INFO L356 Elim1Store]: treesize reduction 172, result has 17.3 percent of original size [2022-04-18 18:10:10,002 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 6 case distinctions, treesize of input 52 treesize of output 57 [2022-04-18 18:10:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-04-18 18:10:10,043 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:10,124 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_978 (Array Int Int))) (= |c_t1Thread1of1ForFork0_push_#t~nondet38#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4) |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2)))) (forall ((v_ArrVal_978 (Array Int Int))) (= (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4) |c_t1Thread1of1ForFork0_push_~stack#1.offset|)) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) (forall ((v_ArrVal_978 (Array Int Int))) (= |c_t1Thread1of1ForFork0_push_#t~nondet38#1| (select (select (store |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4) |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1))))) is different from false [2022-04-18 18:10:10,133 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse0 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse0 |c_t1Thread1of1ForFork0_push_~stack#1.offset|))) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse1 (+ (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4) |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1 |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse1)) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse2 (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse2 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse2 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1))) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|))) is different from false [2022-04-18 18:10:10,144 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse0 (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse0 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|) (+ .cse0 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse0 |c_t1Thread1of1ForFork0_push_~stack#1.offset|))) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse1 (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4))) (let ((.cse2 (+ .cse1 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) (+ .cse1 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|) .cse2 |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse2))) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) (forall ((v_ArrVal_978 (Array Int Int))) (= (let ((.cse4 (* |c_t1Thread1of1ForFork0_push_#t~ret37#1| 4))) (let ((.cse3 (+ .cse4 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 1))) (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| (store (store (select |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse3 |c_t1Thread1of1ForFork0_push_#t~nondet38#1|) (+ .cse4 |c_t1Thread1of1ForFork0_push_~stack#1.offset| 2) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|)) |c_ULTIMATE.start_main_~#id1~0#1.base| v_ArrVal_978) |c_t1Thread1of1ForFork0_push_~stack#1.base|) .cse3))) |c_t1Thread1of1ForFork0_push_#t~nondet38#1|))) is different from false [2022-04-18 18:10:10,165 INFO L356 Elim1Store]: treesize reduction 132, result has 22.8 percent of original size [2022-04-18 18:10:10,165 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 42 treesize of output 53 [2022-04-18 18:10:10,169 INFO L356 Elim1Store]: treesize reduction 52, result has 1.9 percent of original size [2022-04-18 18:10:10,170 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 30 [2022-04-18 18:10:10,191 INFO L356 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2022-04-18 18:10:10,191 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2022-04-18 18:10:10,200 INFO L356 Elim1Store]: treesize reduction 170, result has 0.6 percent of original size [2022-04-18 18:10:10,200 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 43 treesize of output 1 [2022-04-18 18:10:10,566 INFO L356 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-04-18 18:10:10,567 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 13 treesize of output 12 [2022-04-18 18:10:10,577 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 14 trivial. 2 not checked. [2022-04-18 18:10:10,578 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918255165] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:10,578 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:10,578 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 11, 11] total 46 [2022-04-18 18:10:10,578 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [733269233] [2022-04-18 18:10:10,578 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:10,579 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 47 states [2022-04-18 18:10:10,579 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:10,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2022-04-18 18:10:10,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=157, Invalid=1744, Unknown=3, NotChecked=258, Total=2162 [2022-04-18 18:10:10,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:10,580 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:10,580 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 47 states, 46 states have (on average 12.326086956521738) internal successors, (567), 47 states have internal predecessors, (567), 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) [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-04-18 18:10:10,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2022-04-18 18:10:10,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:12,763 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_#in~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))) is different from false [2022-04-18 18:10:12,808 WARN L833 $PredicateComparison]: unable to prove that (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0))) is different from false [2022-04-18 18:10:14,239 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (and (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (= (select .cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (= |c_t1Thread1of1ForFork0_push_~stack#1.base| 5) (= (select .cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= (select .cse0 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0) (forall ((v_ArrVal_857 (Array Int Int))) (= (select (select (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)))) is different from false [2022-04-18 18:10:14,301 WARN L833 $PredicateComparison]: unable to prove that (let ((.cse0 (select |c_#race| |c_ULTIMATE.start_main_~#id1~0#1.base|))) (and (not (= 5 |c_ULTIMATE.start_main_~#id1~0#1.base|)) (= (select .cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0)) (= |c_ULTIMATE.start_main_~#id1~0#1.offset| 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0)) (= (select .cse0 (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 1)) 0) (= (select .cse0 |c_ULTIMATE.start_main_~#id1~0#1.offset|) 0) (forall ((v_ArrVal_857 (Array Int Int)) (v_ArrVal_852 (Array Int Int))) (= (select (select (store (store |c_#race| |c_t1Thread1of1ForFork0_push_~stack#1.base| v_ArrVal_852) |c_~#arr~0.base| v_ArrVal_857) |c_ULTIMATE.start_main_~#id1~0#1.base|) (+ |c_ULTIMATE.start_main_~#id1~0#1.offset| 2)) 0)))) is different from false [2022-04-18 18:10:21,564 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:21,565 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2022-04-18 18:10:21,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 63 states. [2022-04-18 18:10:21,568 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t1Err0ASSERT_VIOLATIONDATA_RACE (4 of 5 remaining) [2022-04-18 18:10:21,569 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t1Err1ASSERT_VIOLATIONDATA_RACE (3 of 5 remaining) [2022-04-18 18:10:21,569 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t1Err2ASSERT_VIOLATIONDATA_RACE (2 of 5 remaining) [2022-04-18 18:10:21,569 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t1Err3ASSERT_VIOLATIONDATA_RACE (1 of 5 remaining) [2022-04-18 18:10:21,569 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t1Err4ASSERT_VIOLATIONDATA_RACE (0 of 5 remaining) [2022-04-18 18:10:21,586 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:21,783 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2022-04-18 18:10:21,789 INFO L719 BasicCegarLoop]: Path program histogram: [3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 18:10:21,789 INFO L306 ceAbstractionStarter]: Result for error location t1Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE (1/3) [2022-04-18 18:10:21,791 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:10:21,791 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:21,800 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:10:21,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Waiting until timeout for monitored process [2022-04-18 18:10:21,805 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-04-18 18:10:21,806 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:10:21,806 INFO L341 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2022-04-18 18:10:21,847 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:21,847 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:21,847 INFO L85 PathProgramCache]: Analyzing trace with hash 918862889, now seen corresponding path program 1 times [2022-04-18 18:10:21,847 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:21,847 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138457860] [2022-04-18 18:10:21,848 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:21,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:21,876 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:21,877 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:21,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138457860] [2022-04-18 18:10:21,877 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138457860] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:21,877 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:21,877 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:10:21,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [599864566] [2022-04-18 18:10:21,878 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:21,878 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:10:21,878 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:21,878 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:10:21,879 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:10:21,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,879 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:21,879 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.0) internal successors, (64), 2 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) [2022-04-18 18:10:21,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,889 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-04-18 18:10:21,889 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:21,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:21,889 INFO L85 PathProgramCache]: Analyzing trace with hash 1817201353, now seen corresponding path program 1 times [2022-04-18 18:10:21,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:21,889 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [457661783] [2022-04-18 18:10:21,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:21,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:21,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:21,906 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:21,906 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:21,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [457661783] [2022-04-18 18:10:21,906 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [457661783] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:21,906 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:21,907 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:10:21,908 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1386046724] [2022-04-18 18:10:21,908 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:21,908 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:21,908 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:21,908 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:21,908 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:10:21,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,909 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:21,909 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) 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) [2022-04-18 18:10:21,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,909 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,931 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-04-18 18:10:21,932 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:21,932 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:21,932 INFO L85 PathProgramCache]: Analyzing trace with hash -128677472, now seen corresponding path program 1 times [2022-04-18 18:10:21,932 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:21,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1747408623] [2022-04-18 18:10:21,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:21,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:21,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:21,947 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:21,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1747408623] [2022-04-18 18:10:21,947 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1747408623] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:21,947 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:21,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:10:21,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [483791519] [2022-04-18 18:10:21,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:21,948 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:21,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:21,949 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:21,949 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:10:21,949 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,949 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:21,949 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 23.666666666666668) internal successors, (71), 3 states have internal predecessors, (71), 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) [2022-04-18 18:10:21,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,974 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-04-18 18:10:21,974 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:21,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:21,974 INFO L85 PathProgramCache]: Analyzing trace with hash 555888110, now seen corresponding path program 1 times [2022-04-18 18:10:21,974 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:21,974 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964815035] [2022-04-18 18:10:21,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:21,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:21,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:21,991 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:21,991 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:21,992 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964815035] [2022-04-18 18:10:21,992 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964815035] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:21,992 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:21,992 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:10:21,992 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812246707] [2022-04-18 18:10:21,992 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:21,992 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:21,992 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:21,993 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:21,993 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:10:21,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,993 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:21,993 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-04-18 18:10:21,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,994 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,999 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:21,999 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-04-18 18:10:21,999 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:21,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:22,000 INFO L85 PathProgramCache]: Analyzing trace with hash 555888141, now seen corresponding path program 1 times [2022-04-18 18:10:22,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:22,000 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155106024] [2022-04-18 18:10:22,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:22,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,018 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:22,018 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:22,018 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155106024] [2022-04-18 18:10:22,018 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1155106024] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:22,018 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:22,018 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:10:22,019 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1811943401] [2022-04-18 18:10:22,019 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:22,019 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:22,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:22,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:22,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:10:22,020 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,020 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:22,020 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.333333333333332) internal successors, (73), 3 states have internal predecessors, (73), 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) [2022-04-18 18:10:22,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,020 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,030 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,030 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-04-18 18:10:22,030 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:22,030 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:22,030 INFO L85 PathProgramCache]: Analyzing trace with hash -947219551, now seen corresponding path program 1 times [2022-04-18 18:10:22,031 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:22,031 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963982942] [2022-04-18 18:10:22,031 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:22,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:22,094 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:22,094 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963982942] [2022-04-18 18:10:22,094 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963982942] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:22,094 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:22,095 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:10:22,095 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662902252] [2022-04-18 18:10:22,095 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:22,095 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:10:22,095 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:22,095 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:10:22,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:10:22,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,096 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:22,096 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 13.8) internal successors, (69), 6 states have internal predecessors, (69), 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) [2022-04-18 18:10:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,096 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,097 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:22,180 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-04-18 18:10:22,180 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:22,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:22,181 INFO L85 PathProgramCache]: Analyzing trace with hash 1114829717, now seen corresponding path program 1 times [2022-04-18 18:10:22,181 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:22,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [777077742] [2022-04-18 18:10:22,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:22,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,207 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:22,207 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:22,207 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [777077742] [2022-04-18 18:10:22,208 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [777077742] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:22,208 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:22,208 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:10:22,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [222456851] [2022-04-18 18:10:22,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:22,209 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:22,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:22,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:22,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:10:22,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,209 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:22,210 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.333333333333336) internal successors, (115), 3 states have internal predecessors, (115), 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) [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:22,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:22,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,257 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-04-18 18:10:22,257 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:22,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:22,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1254884109, now seen corresponding path program 1 times [2022-04-18 18:10:22,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:22,258 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957449806] [2022-04-18 18:10:22,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:22,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,297 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:22,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:22,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1957449806] [2022-04-18 18:10:22,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1957449806] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:22,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [291864698] [2022-04-18 18:10:22,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:22,299 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:22,300 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:22,318 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-04-18 18:10:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,450 INFO L263 TraceCheckSpWp]: Trace formula consists of 365 conjuncts, 2 conjunts are in the unsatisfiable core [2022-04-18 18:10:22,452 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 18:10:22,613 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-18 18:10:22,613 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [291864698] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:22,613 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-18 18:10:22,613 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2022-04-18 18:10:22,613 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1583735874] [2022-04-18 18:10:22,614 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:22,614 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:10:22,614 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:22,614 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:10:22,615 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:10:22,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,615 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:22,615 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 47.666666666666664) internal successors, (143), 3 states have internal predecessors, (143), 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) [2022-04-18 18:10:22,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,615 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:22,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:22,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:22,647 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:22,846 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2022-04-18 18:10:22,847 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:22,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:22,850 INFO L85 PathProgramCache]: Analyzing trace with hash 1254913931, now seen corresponding path program 1 times [2022-04-18 18:10:22,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:22,850 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1748852076] [2022-04-18 18:10:22,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:22,890 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:22,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:22,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1748852076] [2022-04-18 18:10:22,891 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1748852076] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:22,891 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839824827] [2022-04-18 18:10:22,891 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:22,891 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:22,892 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:22,908 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:22,909 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2022-04-18 18:10:23,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:23,042 INFO L263 TraceCheckSpWp]: Trace formula consists of 364 conjuncts, 4 conjunts are in the unsatisfiable core [2022-04-18 18:10:23,043 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:23,243 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:23,243 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:23,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:23,467 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839824827] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:23,467 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:23,467 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-04-18 18:10:23,467 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1621598432] [2022-04-18 18:10:23,467 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:23,468 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-18 18:10:23,468 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:23,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-18 18:10:23,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-04-18 18:10:23,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:23,469 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:23,469 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 29.9) internal successors, (299), 10 states have internal predecessors, (299), 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) [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,469 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,470 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:23,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:23,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:23,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:23,607 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:23,802 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,9 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:23,804 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:23,804 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:23,804 INFO L85 PathProgramCache]: Analyzing trace with hash -954506849, now seen corresponding path program 1 times [2022-04-18 18:10:23,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:23,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1015910867] [2022-04-18 18:10:23,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:23,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:23,869 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 65 proven. 1 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2022-04-18 18:10:23,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:23,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1015910867] [2022-04-18 18:10:23,870 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1015910867] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:23,870 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [939337636] [2022-04-18 18:10:23,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:23,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:23,871 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:23,871 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:23,873 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2022-04-18 18:10:24,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:24,040 INFO L263 TraceCheckSpWp]: Trace formula consists of 568 conjuncts, 6 conjunts are in the unsatisfiable core [2022-04-18 18:10:24,042 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:24,328 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-04-18 18:10:24,328 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 60 proven. 1 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-04-18 18:10:24,816 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [939337636] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:24,816 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:24,817 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6, 6] total 13 [2022-04-18 18:10:24,817 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [933296384] [2022-04-18 18:10:24,817 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:24,817 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-18 18:10:24,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:24,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-18 18:10:24,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=124, Unknown=0, NotChecked=0, Total=156 [2022-04-18 18:10:24,818 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:24,818 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:24,819 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 42.07692307692308) internal successors, (547), 13 states have internal predecessors, (547), 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) [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,819 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:24,820 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:24,974 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:24,975 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-04-18 18:10:24,995 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:25,190 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2022-04-18 18:10:25,190 INFO L403 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:25,190 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:25,190 INFO L85 PathProgramCache]: Analyzing trace with hash 1346965722, now seen corresponding path program 1 times [2022-04-18 18:10:25,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:25,190 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1439735446] [2022-04-18 18:10:25,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:25,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:25,276 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 121 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:25,276 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:25,276 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1439735446] [2022-04-18 18:10:25,277 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1439735446] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:25,277 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [459460172] [2022-04-18 18:10:25,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:25,277 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:25,277 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:25,278 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:25,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2022-04-18 18:10:25,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:25,483 INFO L263 TraceCheckSpWp]: Trace formula consists of 796 conjuncts, 6 conjunts are in the unsatisfiable core [2022-04-18 18:10:25,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:25,772 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 121 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:25,773 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:26,085 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 121 proven. 113 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:26,086 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [459460172] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:26,086 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:26,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7, 7] total 13 [2022-04-18 18:10:26,086 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1015547968] [2022-04-18 18:10:26,086 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:26,088 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-18 18:10:26,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:26,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-18 18:10:26,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2022-04-18 18:10:26,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:26,089 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:26,089 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 53.69230769230769) internal successors, (698), 13 states have internal predecessors, (698), 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) [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-04-18 18:10:26,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:26,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-04-18 18:10:26,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:26,151 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2022-04-18 18:10:26,339 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2022-04-18 18:10:26,340 INFO L403 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:26,340 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:26,340 INFO L85 PathProgramCache]: Analyzing trace with hash -157065749, now seen corresponding path program 1 times [2022-04-18 18:10:26,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:26,341 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [902506731] [2022-04-18 18:10:26,341 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:26,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:26,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:26,469 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 20 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:26,469 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:26,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [902506731] [2022-04-18 18:10:26,470 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [902506731] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:10:26,470 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1327224712] [2022-04-18 18:10:26,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:26,470 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:10:26,470 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:10:26,473 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:10:26,487 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2022-04-18 18:10:26,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:26,683 INFO L263 TraceCheckSpWp]: Trace formula consists of 822 conjuncts, 8 conjunts are in the unsatisfiable core [2022-04-18 18:10:26,691 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:10:27,138 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 20 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:27,138 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:10:27,517 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 20 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:27,517 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1327224712] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:10:27,517 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:10:27,517 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 13 [2022-04-18 18:10:27,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385312824] [2022-04-18 18:10:27,518 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:10:27,518 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-04-18 18:10:27,518 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:27,519 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-04-18 18:10:27,519 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2022-04-18 18:10:27,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:27,519 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:27,520 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 43.69230769230769) internal successors, (568), 13 states have internal predecessors, (568), 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) [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,520 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:27,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 20 states. [2022-04-18 18:10:27,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:27,521 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:27,667 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:27,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:27,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2022-04-18 18:10:27,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:27,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:27,688 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2022-04-18 18:10:27,884 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2022-04-18 18:10:27,884 INFO L403 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:27,884 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:27,884 INFO L85 PathProgramCache]: Analyzing trace with hash 835050571, now seen corresponding path program 2 times [2022-04-18 18:10:27,884 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:27,884 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1864646682] [2022-04-18 18:10:27,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:27,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:27,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:28,038 INFO L134 CoverageAnalysis]: Checked inductivity of 967 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2022-04-18 18:10:28,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:28,038 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1864646682] [2022-04-18 18:10:28,038 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1864646682] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:28,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:28,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:10:28,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596950274] [2022-04-18 18:10:28,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:28,039 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:10:28,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:28,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:10:28,040 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:10:28,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:28,040 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:28,040 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 36.8) internal successors, (184), 6 states have internal predecessors, (184), 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) [2022-04-18 18:10:28,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 22 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:28,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:28,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:29,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:29,509 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:29,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:29,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:29,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:29,511 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2022-04-18 18:10:29,630 INFO L403 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:29,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:29,631 INFO L85 PathProgramCache]: Analyzing trace with hash 658211826, now seen corresponding path program 1 times [2022-04-18 18:10:29,631 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:29,631 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [868313612] [2022-04-18 18:10:29,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:29,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:29,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:29,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:29,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [868313612] [2022-04-18 18:10:29,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [868313612] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:29,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:29,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-18 18:10:29,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [427033123] [2022-04-18 18:10:29,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:29,813 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:10:29,813 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:29,813 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:10:29,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:10:29,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:29,814 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:29,814 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.181818181818182) internal successors, (90), 12 states have internal predecessors, (90), 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) [2022-04-18 18:10:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,814 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:29,815 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:29,816 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:31,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:31,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:31,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:31,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:31,523 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2022-04-18 18:10:31,524 INFO L403 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:31,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:31,528 INFO L85 PathProgramCache]: Analyzing trace with hash -964084770, now seen corresponding path program 2 times [2022-04-18 18:10:31,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:31,528 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350255623] [2022-04-18 18:10:31,528 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:31,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:31,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:31,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:31,664 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:31,664 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350255623] [2022-04-18 18:10:31,664 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350255623] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:31,664 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:31,664 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-18 18:10:31,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [305941086] [2022-04-18 18:10:31,665 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:31,666 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:10:31,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:31,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:10:31,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:10:31,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:31,666 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:31,667 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.181818181818182) internal successors, (90), 12 states have internal predecessors, (90), 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) [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,667 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:31,668 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:33,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:33,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:33,349 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:33,350 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:33,350 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2022-04-18 18:10:33,350 INFO L403 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:33,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:33,350 INFO L85 PathProgramCache]: Analyzing trace with hash 1488436164, now seen corresponding path program 3 times [2022-04-18 18:10:33,350 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:33,351 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210527411] [2022-04-18 18:10:33,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:33,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:33,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:33,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:33,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:33,505 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [210527411] [2022-04-18 18:10:33,506 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [210527411] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:33,506 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:33,506 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-18 18:10:33,506 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2068937497] [2022-04-18 18:10:33,506 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:33,506 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:10:33,506 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:33,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:10:33,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:10:33,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:33,507 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:33,507 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.181818181818182) internal successors, (90), 12 states have internal predecessors, (90), 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) [2022-04-18 18:10:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:33,507 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:33,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:33,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:33,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:33,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:35,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:35,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:35,646 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:35,646 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2022-04-18 18:10:35,647 INFO L403 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:35,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:35,647 INFO L85 PathProgramCache]: Analyzing trace with hash -1804388910, now seen corresponding path program 4 times [2022-04-18 18:10:35,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:35,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191274224] [2022-04-18 18:10:35,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:35,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:35,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:35,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:35,759 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:35,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191274224] [2022-04-18 18:10:35,759 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191274224] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:35,760 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:35,760 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-18 18:10:35,760 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688205142] [2022-04-18 18:10:35,760 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:35,760 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:10:35,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:35,761 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:10:35,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:10:35,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:35,761 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:35,761 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.181818181818182) internal successors, (90), 12 states have internal predecessors, (90), 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) [2022-04-18 18:10:35,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:35,761 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:35,762 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:35,763 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:38,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:38,125 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-04-18 18:10:38,126 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2022-04-18 18:10:38,126 INFO L403 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:38,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:38,126 INFO L85 PathProgramCache]: Analyzing trace with hash -1772475673, now seen corresponding path program 1 times [2022-04-18 18:10:38,126 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:38,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198170093] [2022-04-18 18:10:38,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:38,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:38,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:38,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:10:38,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:38,246 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198170093] [2022-04-18 18:10:38,246 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198170093] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:38,246 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:38,246 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2022-04-18 18:10:38,246 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670926358] [2022-04-18 18:10:38,246 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:38,247 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-04-18 18:10:38,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:38,247 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-04-18 18:10:38,247 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=98, Unknown=0, NotChecked=0, Total=132 [2022-04-18 18:10:38,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:38,248 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:38,248 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 8.272727272727273) internal successors, (91), 12 states have internal predecessors, (91), 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) [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:38,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:38,249 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2022-04-18 18:10:38,250 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:56,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-04-18 18:10:56,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:56,696 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2022-04-18 18:10:56,698 INFO L403 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 1 more)] === [2022-04-18 18:10:56,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:10:56,698 INFO L85 PathProgramCache]: Analyzing trace with hash -1147891106, now seen corresponding path program 1 times [2022-04-18 18:10:56,698 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:10:56,698 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [880876217] [2022-04-18 18:10:56,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:10:56,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:10:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:10:56,786 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 97 trivial. 0 not checked. [2022-04-18 18:10:56,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:10:56,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [880876217] [2022-04-18 18:10:56,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [880876217] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:10:56,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:10:56,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-18 18:10:56,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495887519] [2022-04-18 18:10:56,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:10:56,788 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:10:56,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:10:56,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:10:56,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:10:56,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:56,788 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:10:56,789 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 29.0) internal successors, (174), 6 states have internal predecessors, (174), 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) [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:10:56,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 17 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:10:56,790 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:11:05,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2022-04-18 18:11:05,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:05,586 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (3 of 4 remaining) [2022-04-18 18:11:05,586 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (2 of 4 remaining) [2022-04-18 18:11:05,586 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 4 remaining) [2022-04-18 18:11:05,587 INFO L788 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 4 remaining) [2022-04-18 18:11:05,587 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2022-04-18 18:11:05,589 INFO L719 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 18:11:05,589 INFO L306 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE (2/3) [2022-04-18 18:11:05,590 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-04-18 18:11:05,590 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:11:05,628 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-04-18 18:11:05,629 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Waiting until timeout for monitored process [2022-04-18 18:11:05,633 INFO L339 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == t2Thread1of1ForFork1 ======== [2022-04-18 18:11:05,633 INFO L340 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP [2022-04-18 18:11:05,633 INFO L341 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2022-04-18 18:11:05,710 INFO L403 AbstractCegarLoop]: === Iteration 1 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,711 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,711 INFO L85 PathProgramCache]: Analyzing trace with hash -11298528, now seen corresponding path program 1 times [2022-04-18 18:11:05,711 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,711 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1063170829] [2022-04-18 18:11:05,711 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:05,727 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,727 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1063170829] [2022-04-18 18:11:05,728 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1063170829] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:05,728 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:05,728 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:11:05,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [523531894] [2022-04-18 18:11:05,728 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:05,729 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-04-18 18:11:05,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:05,730 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-04-18 18:11:05,730 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-04-18 18:11:05,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,730 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:05,730 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 32.5) internal successors, (65), 2 states have internal predecessors, (65), 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) [2022-04-18 18:11:05,730 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,733 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2022-04-18 18:11:05,733 INFO L403 AbstractCegarLoop]: === Iteration 2 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,733 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,734 INFO L85 PathProgramCache]: Analyzing trace with hash -420122753, now seen corresponding path program 1 times [2022-04-18 18:11:05,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,734 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855434732] [2022-04-18 18:11:05,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:05,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,749 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855434732] [2022-04-18 18:11:05,749 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [855434732] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:05,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:05,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:11:05,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682840015] [2022-04-18 18:11:05,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:05,750 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:05,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:05,750 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:05,750 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:11:05,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,750 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:05,750 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 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) [2022-04-18 18:11:05,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,769 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2022-04-18 18:11:05,769 INFO L403 AbstractCegarLoop]: === Iteration 3 === Targeting t2Err0ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,770 INFO L85 PathProgramCache]: Analyzing trace with hash 710668526, now seen corresponding path program 1 times [2022-04-18 18:11:05,770 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,770 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314572710] [2022-04-18 18:11:05,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:05,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314572710] [2022-04-18 18:11:05,787 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314572710] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:05,787 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:05,787 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-04-18 18:11:05,787 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1548203920] [2022-04-18 18:11:05,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:05,788 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:05,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:05,788 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:05,788 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:11:05,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,788 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:05,788 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 36.0) internal successors, (72), 3 states have internal predecessors, (72), 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) [2022-04-18 18:11:05,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,789 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,810 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,810 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2022-04-18 18:11:05,810 INFO L403 AbstractCegarLoop]: === Iteration 4 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,810 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,810 INFO L85 PathProgramCache]: Analyzing trace with hash 1080855136, now seen corresponding path program 1 times [2022-04-18 18:11:05,810 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,810 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707463350] [2022-04-18 18:11:05,811 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:05,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,833 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707463350] [2022-04-18 18:11:05,833 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707463350] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:05,833 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:05,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:11:05,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512791213] [2022-04-18 18:11:05,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:05,834 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:05,834 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:05,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:05,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:11:05,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,835 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:05,835 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.333333333333332) internal successors, (91), 3 states have internal predecessors, (91), 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) [2022-04-18 18:11:05,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,878 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2022-04-18 18:11:05,878 INFO L403 AbstractCegarLoop]: === Iteration 5 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,878 INFO L85 PathProgramCache]: Analyzing trace with hash 828247437, now seen corresponding path program 1 times [2022-04-18 18:11:05,878 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,879 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261628944] [2022-04-18 18:11:05,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,903 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-04-18 18:11:05,903 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,903 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261628944] [2022-04-18 18:11:05,903 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261628944] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:05,903 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:05,903 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:11:05,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813943223] [2022-04-18 18:11:05,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:05,904 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:05,904 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:05,905 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:05,905 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:11:05,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,906 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:05,906 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 44.666666666666664) internal successors, (134), 3 states have internal predecessors, (134), 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) [2022-04-18 18:11:05,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,906 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:05,934 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2022-04-18 18:11:05,935 INFO L403 AbstractCegarLoop]: === Iteration 6 === Targeting t2Err3ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:05,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:05,935 INFO L85 PathProgramCache]: Analyzing trace with hash 1935327809, now seen corresponding path program 1 times [2022-04-18 18:11:05,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:05,935 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2080029849] [2022-04-18 18:11:05,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:05,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:05,972 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:05,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:05,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2080029849] [2022-04-18 18:11:05,972 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2080029849] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:11:05,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1780503200] [2022-04-18 18:11:05,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:05,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:11:05,973 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:11:05,992 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:11:06,013 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2022-04-18 18:11:06,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:06,171 INFO L263 TraceCheckSpWp]: Trace formula consists of 346 conjuncts, 3 conjunts are in the unsatisfiable core [2022-04-18 18:11:06,173 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:11:06,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 18:11:06,314 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-04-18 18:11:06,314 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1780503200] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:06,314 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-04-18 18:11:06,315 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2022-04-18 18:11:06,315 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557504049] [2022-04-18 18:11:06,315 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:06,315 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:06,315 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:06,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:06,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:11:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:06,316 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:06,316 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 71.5) internal successors, (143), 3 states have internal predecessors, (143), 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) [2022-04-18 18:11:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,316 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,317 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:06,360 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2022-04-18 18:11:06,555 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable41 [2022-04-18 18:11:06,555 INFO L403 AbstractCegarLoop]: === Iteration 7 === Targeting t2Err5ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:06,556 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:06,556 INFO L85 PathProgramCache]: Analyzing trace with hash -388080404, now seen corresponding path program 1 times [2022-04-18 18:11:06,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:06,556 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916040437] [2022-04-18 18:11:06,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:06,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:06,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:06,592 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:06,592 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:06,592 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [916040437] [2022-04-18 18:11:06,593 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [916040437] provided 0 perfect and 1 imperfect interpolant sequences [2022-04-18 18:11:06,593 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1603188576] [2022-04-18 18:11:06,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:06,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:11:06,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2022-04-18 18:11:06,610 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-04-18 18:11:06,612 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2022-04-18 18:11:06,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:06,782 INFO L263 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 4 conjunts are in the unsatisfiable core [2022-04-18 18:11:06,784 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-04-18 18:11:06,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:06,994 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-04-18 18:11:07,201 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-04-18 18:11:07,202 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1603188576] provided 0 perfect and 2 imperfect interpolant sequences [2022-04-18 18:11:07,202 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-04-18 18:11:07,202 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 10 [2022-04-18 18:11:07,202 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2119813390] [2022-04-18 18:11:07,202 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-04-18 18:11:07,202 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-04-18 18:11:07,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:07,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-04-18 18:11:07,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2022-04-18 18:11:07,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,203 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:07,203 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 31.6) internal successors, (316), 10 states have internal predecessors, (316), 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) [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,203 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,272 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2022-04-18 18:11:07,456 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42,15 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-04-18 18:11:07,456 INFO L403 AbstractCegarLoop]: === Iteration 8 === Targeting t2Err5ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:07,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:07,457 INFO L85 PathProgramCache]: Analyzing trace with hash 657724976, now seen corresponding path program 1 times [2022-04-18 18:11:07,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:07,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [332778364] [2022-04-18 18:11:07,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:07,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:07,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:07,522 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2022-04-18 18:11:07,522 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:07,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [332778364] [2022-04-18 18:11:07,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [332778364] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:07,523 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:07,523 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-04-18 18:11:07,523 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1761221273] [2022-04-18 18:11:07,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:07,523 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:11:07,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:07,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:11:07,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:11:07,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,524 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:07,525 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.5) internal successors, (183), 6 states have internal predecessors, (183), 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) [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,525 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,605 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:07,606 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2022-04-18 18:11:07,606 INFO L403 AbstractCegarLoop]: === Iteration 9 === Targeting t2Err5ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:07,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:07,607 INFO L85 PathProgramCache]: Analyzing trace with hash 224047165, now seen corresponding path program 1 times [2022-04-18 18:11:07,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:07,607 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58032368] [2022-04-18 18:11:07,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:07,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:07,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:07,646 INFO L134 CoverageAnalysis]: Checked inductivity of 233 backedges. 148 proven. 0 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-04-18 18:11:07,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:07,646 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58032368] [2022-04-18 18:11:07,646 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58032368] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:07,646 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:07,646 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-04-18 18:11:07,646 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436064409] [2022-04-18 18:11:07,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:07,647 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-04-18 18:11:07,647 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:07,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-04-18 18:11:07,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-04-18 18:11:07,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,647 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:07,648 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 84.33333333333333) internal successors, (253), 3 states have internal predecessors, (253), 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) [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:07,648 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:07,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,692 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2022-04-18 18:11:07,692 INFO L403 AbstractCegarLoop]: === Iteration 10 === Targeting t2Err5ASSERT_VIOLATIONDATA_RACE === [t2Err0ASSERT_VIOLATIONDATA_RACE, t2Err1ASSERT_VIOLATIONDATA_RACE, t2Err2ASSERT_VIOLATIONDATA_RACE, t2Err3ASSERT_VIOLATIONDATA_RACE (and 2 more)] === [2022-04-18 18:11:07,692 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-04-18 18:11:07,693 INFO L85 PathProgramCache]: Analyzing trace with hash -260158474, now seen corresponding path program 1 times [2022-04-18 18:11:07,693 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-04-18 18:11:07,693 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [151031989] [2022-04-18 18:11:07,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-04-18 18:11:07,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-04-18 18:11:07,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-04-18 18:11:07,746 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-04-18 18:11:07,746 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-04-18 18:11:07,746 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [151031989] [2022-04-18 18:11:07,747 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [151031989] provided 1 perfect and 0 imperfect interpolant sequences [2022-04-18 18:11:07,747 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-04-18 18:11:07,747 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-04-18 18:11:07,747 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [701442165] [2022-04-18 18:11:07,747 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-04-18 18:11:07,747 INFO L554 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-04-18 18:11:07,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-04-18 18:11:07,748 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-04-18 18:11:07,748 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-04-18 18:11:07,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,748 INFO L478 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-04-18 18:11:07,748 INFO L479 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 31.4) internal successors, (157), 6 states have internal predecessors, (157), 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) [2022-04-18 18:11:07,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:07,748 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:07,749 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-04-18 18:11:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-04-18 18:11:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-04-18 18:11:09,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err0ASSERT_VIOLATIONDATA_RACE (5 of 6 remaining) [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err1ASSERT_VIOLATIONDATA_RACE (4 of 6 remaining) [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err2ASSERT_VIOLATIONDATA_RACE (3 of 6 remaining) [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err3ASSERT_VIOLATIONDATA_RACE (2 of 6 remaining) [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err4ASSERT_VIOLATIONDATA_RACE (1 of 6 remaining) [2022-04-18 18:11:09,105 INFO L788 garLoopResultBuilder]: Registering result SAFE for location t2Err5ASSERT_VIOLATIONDATA_RACE (0 of 6 remaining) [2022-04-18 18:11:09,105 WARN L460 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2022-04-18 18:11:09,106 INFO L719 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-04-18 18:11:09,106 INFO L306 ceAbstractionStarter]: Result for error location t2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/3) [2022-04-18 18:11:09,107 INFO L227 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-04-18 18:11:09,107 INFO L177 ceAbstractionStarter]: Computing trace abstraction results [2022-04-18 18:11:09,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.04 06:11:09 BasicIcfg [2022-04-18 18:11:09,110 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-04-18 18:11:09,110 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-04-18 18:11:09,110 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-04-18 18:11:09,110 INFO L275 PluginConnector]: Witness Printer initialized [2022-04-18 18:11:09,111 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.04 06:09:52" (3/4) ... [2022-04-18 18:11:09,112 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-04-18 18:11:09,118 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t1 [2022-04-18 18:11:09,119 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t2 [2022-04-18 18:11:09,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-04-18 18:11:09,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-04-18 18:11:09,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-04-18 18:11:09,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-04-18 18:11:09,145 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/witness.graphml [2022-04-18 18:11:09,145 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-04-18 18:11:09,146 INFO L158 Benchmark]: Toolchain (without parser) took 77139.43ms. Allocated memory was 109.1MB in the beginning and 14.7GB in the end (delta: 14.6GB). Free memory was 70.4MB in the beginning and 12.3GB in the end (delta: -12.2GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2022-04-18 18:11:09,146 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-04-18 18:11:09,146 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.58ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 81.5MB in the end (delta: -11.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. [2022-04-18 18:11:09,146 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.54ms. Allocated memory is still 109.1MB. Free memory was 81.5MB in the beginning and 78.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:11:09,146 INFO L158 Benchmark]: Boogie Preprocessor took 30.44ms. Allocated memory is still 109.1MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-04-18 18:11:09,147 INFO L158 Benchmark]: RCFGBuilder took 435.19ms. Allocated memory is still 109.1MB. Free memory was 76.2MB in the beginning and 57.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-04-18 18:11:09,147 INFO L158 Benchmark]: TraceAbstraction took 76136.05ms. Allocated memory was 109.1MB in the beginning and 14.7GB in the end (delta: 14.6GB). Free memory was 57.4MB in the beginning and 12.3GB in the end (delta: -12.3GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. [2022-04-18 18:11:09,147 INFO L158 Benchmark]: Witness Printer took 34.97ms. Allocated memory is still 14.7GB. Free memory was 12.3GB in the beginning and 12.3GB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-04-18 18:11:09,148 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 109.1MB. Free memory is still 88.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.58ms. Allocated memory is still 109.1MB. Free memory was 70.2MB in the beginning and 81.5MB in the end (delta: -11.2MB). Peak memory consumption was 32.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.54ms. Allocated memory is still 109.1MB. Free memory was 81.5MB in the beginning and 78.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.44ms. Allocated memory is still 109.1MB. Free memory was 78.3MB in the beginning and 76.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 435.19ms. Allocated memory is still 109.1MB. Free memory was 76.2MB in the beginning and 57.9MB in the end (delta: 18.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 76136.05ms. Allocated memory was 109.1MB in the beginning and 14.7GB in the end (delta: 14.6GB). Free memory was 57.4MB in the beginning and 12.3GB in the end (delta: -12.3GB). Peak memory consumption was 2.5GB. Max. memory is 16.1GB. * Witness Printer took 34.97ms. Allocated memory is still 14.7GB. Free memory was 12.3GB in the beginning and 12.3GB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 332925, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 23674, negative conditional: 23549, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 310345, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 1094, negative conditional: 969, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 310345, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 1094, negative conditional: 969, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 284072, positive unconditional: 25179, negative: 6156, negative conditional: 5062, negative unconditional: 1094, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 106921, positive unconditional: 202330, negative: 6156, negative conditional: 939, negative unconditional: 5217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 106921, positive unconditional: 202330, negative: 6156, negative conditional: 939, negative unconditional: 5217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15093, positive: 14920, positive conditional: 115, positive unconditional: 14805, negative: 173, negative conditional: 43, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15093, positive: 14722, positive conditional: 0, positive unconditional: 14722, negative: 371, negative conditional: 0, negative unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 371, positive: 198, positive conditional: 115, positive unconditional: 83, negative: 171, negative conditional: 41, negative unconditional: 130, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 668, positive: 357, positive conditional: 215, positive unconditional: 142, negative: 303, negative conditional: 87, negative unconditional: 216, unknown: 8, unknown conditional: 8, unknown unconditional: 0] ], Cache Queries: [ total: 315407, positive: 294331, positive conditional: 106806, positive unconditional: 187525, negative: 5983, negative conditional: 896, negative unconditional: 5087, unknown: 15093, unknown conditional: 158, unknown unconditional: 14935] , Statistics on independence cache: Total cache size (in pairs): 15093, Positive cache size: 14920, Positive conditional cache size: 115, Positive unconditional cache size: 14805, Negative cache size: 173, Negative conditional cache size: 43, Negative unconditional cache size: 130, Eliminated conditions: 181274, Maximal queried relation: 11, Independence queries for same thread: 22580 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.8s, Number of persistent set computation: 9832, Number of trivial persistent sets: 9714, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 24705, positive: 24580, positive conditional: 0, positive unconditional: 24580, negative: 125, negative conditional: 0, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 332925, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 23674, negative conditional: 23549, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 310345, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 1094, negative conditional: 969, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 310345, positive: 309251, positive conditional: 284671, positive unconditional: 24580, negative: 1094, negative conditional: 969, negative unconditional: 125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 284072, positive unconditional: 25179, negative: 6156, negative conditional: 5062, negative unconditional: 1094, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 106921, positive unconditional: 202330, negative: 6156, negative conditional: 939, negative unconditional: 5217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 315407, positive: 309251, positive conditional: 106921, positive unconditional: 202330, negative: 6156, negative conditional: 939, negative unconditional: 5217, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 15093, positive: 14920, positive conditional: 115, positive unconditional: 14805, negative: 173, negative conditional: 43, negative unconditional: 130, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 15093, positive: 14722, positive conditional: 0, positive unconditional: 14722, negative: 371, negative conditional: 0, negative unconditional: 371, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 371, positive: 198, positive conditional: 115, positive unconditional: 83, negative: 171, negative conditional: 41, negative unconditional: 130, unknown: 2, unknown conditional: 2, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 668, positive: 357, positive conditional: 215, positive unconditional: 142, negative: 303, negative conditional: 87, negative unconditional: 216, unknown: 8, unknown conditional: 8, unknown unconditional: 0] ], Cache Queries: [ total: 315407, positive: 294331, positive conditional: 106806, positive unconditional: 187525, negative: 5983, negative conditional: 896, negative unconditional: 5087, unknown: 15093, unknown conditional: 158, unknown unconditional: 14935] , Statistics on independence cache: Total cache size (in pairs): 15093, Positive cache size: 14920, Positive conditional cache size: 115, Positive unconditional cache size: 14805, Negative cache size: 173, Negative conditional cache size: 43, Negative unconditional cache size: 130, Eliminated conditions: 181274, Maximal queried relation: 11, Independence queries for same thread: 22580 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1699684, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 124443, negative conditional: 124303, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1577892, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 2651, negative conditional: 2511, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1577892, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 2651, negative conditional: 2511, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 1554336, positive unconditional: 20905, negative: 27186, negative conditional: 24535, negative unconditional: 2651, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 704188, positive unconditional: 871053, negative: 27186, negative conditional: 5066, negative unconditional: 22120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 704188, positive unconditional: 871053, negative: 27186, negative conditional: 5066, negative unconditional: 22120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16610, positive: 16372, positive conditional: 120, positive unconditional: 16252, negative: 238, negative conditional: 95, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16610, positive: 16154, positive conditional: 0, positive unconditional: 16154, negative: 456, negative conditional: 0, negative unconditional: 456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 456, positive: 218, positive conditional: 120, positive unconditional: 98, negative: 238, negative conditional: 95, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 583, positive: 249, positive conditional: 149, positive unconditional: 100, negative: 334, negative conditional: 185, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1602427, positive: 1558869, positive conditional: 704068, positive unconditional: 854801, negative: 26948, negative conditional: 4971, negative unconditional: 21977, unknown: 16610, unknown conditional: 215, unknown unconditional: 16395] , Statistics on independence cache: Total cache size (in pairs): 16610, Positive cache size: 16372, Positive conditional cache size: 120, Positive unconditional cache size: 16252, Negative cache size: 238, Negative conditional cache size: 95, Negative unconditional cache size: 143, Eliminated conditions: 869617, Maximal queried relation: 15, Independence queries for same thread: 121792 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.5s, Number of persistent set computation: 11832, Number of trivial persistent sets: 11776, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 20942, positive: 20802, positive conditional: 0, positive unconditional: 20802, negative: 140, negative conditional: 0, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 1699684, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 124443, negative conditional: 124303, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1577892, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 2651, negative conditional: 2511, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1577892, positive: 1575241, positive conditional: 1554439, positive unconditional: 20802, negative: 2651, negative conditional: 2511, negative unconditional: 140, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 1554336, positive unconditional: 20905, negative: 27186, negative conditional: 24535, negative unconditional: 2651, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 704188, positive unconditional: 871053, negative: 27186, negative conditional: 5066, negative unconditional: 22120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1602427, positive: 1575241, positive conditional: 704188, positive unconditional: 871053, negative: 27186, negative conditional: 5066, negative unconditional: 22120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16610, positive: 16372, positive conditional: 120, positive unconditional: 16252, negative: 238, negative conditional: 95, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16610, positive: 16154, positive conditional: 0, positive unconditional: 16154, negative: 456, negative conditional: 0, negative unconditional: 456, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 456, positive: 218, positive conditional: 120, positive unconditional: 98, negative: 238, negative conditional: 95, negative unconditional: 143, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 583, positive: 249, positive conditional: 149, positive unconditional: 100, negative: 334, negative conditional: 185, negative unconditional: 149, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 1602427, positive: 1558869, positive conditional: 704068, positive unconditional: 854801, negative: 26948, negative conditional: 4971, negative unconditional: 21977, unknown: 16610, unknown conditional: 215, unknown unconditional: 16395] , Statistics on independence cache: Total cache size (in pairs): 16610, Positive cache size: 16372, Positive conditional cache size: 120, Positive unconditional cache size: 16252, Negative cache size: 238, Negative conditional cache size: 95, Negative unconditional cache size: 143, Eliminated conditions: 869617, Maximal queried relation: 15, Independence queries for same thread: 121792 - 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 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 79899, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 6400, negative conditional: 6258, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 74327, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 828, negative conditional: 686, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 74327, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 828, negative conditional: 686, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 50502, positive unconditional: 22997, negative: 3500, negative conditional: 2672, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 13155, positive unconditional: 60344, negative: 3500, negative conditional: 375, negative unconditional: 3125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 13155, positive unconditional: 60344, negative: 3500, negative conditional: 375, negative unconditional: 3125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16197, positive: 15998, positive conditional: 29, positive unconditional: 15969, negative: 199, negative conditional: 46, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16197, positive: 15867, positive conditional: 0, positive unconditional: 15867, negative: 330, negative conditional: 0, negative unconditional: 330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 330, positive: 131, positive conditional: 29, positive unconditional: 102, negative: 199, negative conditional: 46, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 373, positive: 136, positive conditional: 28, positive unconditional: 108, negative: 237, negative conditional: 81, negative unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 76999, positive: 57501, positive conditional: 13126, positive unconditional: 44375, negative: 3301, negative conditional: 329, negative unconditional: 2972, unknown: 16197, unknown conditional: 75, unknown unconditional: 16122] , Statistics on independence cache: Total cache size (in pairs): 16197, Positive cache size: 15998, Positive conditional cache size: 29, Positive unconditional cache size: 15969, Negative cache size: 199, Negative conditional cache size: 46, Negative unconditional cache size: 153, Eliminated conditions: 39644, Maximal queried relation: 6, Independence queries for same thread: 5572 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.4s, Number of persistent set computation: 6802, Number of trivial persistent sets: 6581, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 22888, positive: 22746, positive conditional: 0, positive unconditional: 22746, negative: 142, negative conditional: 0, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 79899, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 6400, negative conditional: 6258, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 74327, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 828, negative conditional: 686, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 74327, positive: 73499, positive conditional: 50753, positive unconditional: 22746, negative: 828, negative conditional: 686, negative unconditional: 142, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 50502, positive unconditional: 22997, negative: 3500, negative conditional: 2672, negative unconditional: 828, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 13155, positive unconditional: 60344, negative: 3500, negative conditional: 375, negative unconditional: 3125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 76999, positive: 73499, positive conditional: 13155, positive unconditional: 60344, negative: 3500, negative conditional: 375, negative unconditional: 3125, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 16197, positive: 15998, positive conditional: 29, positive unconditional: 15969, negative: 199, negative conditional: 46, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 16197, positive: 15867, positive conditional: 0, positive unconditional: 15867, negative: 330, negative conditional: 0, negative unconditional: 330, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 330, positive: 131, positive conditional: 29, positive unconditional: 102, negative: 199, negative conditional: 46, negative unconditional: 153, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 373, positive: 136, positive conditional: 28, positive unconditional: 108, negative: 237, negative conditional: 81, negative unconditional: 156, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 76999, positive: 57501, positive conditional: 13126, positive unconditional: 44375, negative: 3301, negative conditional: 329, negative unconditional: 2972, unknown: 16197, unknown conditional: 75, unknown unconditional: 16122] , Statistics on independence cache: Total cache size (in pairs): 16197, Positive cache size: 15998, Positive conditional cache size: 29, Positive unconditional cache size: 15969, Negative cache size: 199, Negative conditional cache size: 46, Negative unconditional cache size: 153, Eliminated conditions: 39644, Maximal queried relation: 6, Independence queries for same thread: 5572 - 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 - PositiveResult [Line: 962]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 954]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 969]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 946]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1024]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1025]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 1009]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 976]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 950]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 950]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 954]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 984]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t1Thread1of1ForFork0 with 1 thread instances CFG has 5 procedures, 374 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 28.7s, OverallIterations: 17, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 15.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 212, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 10.7s InterpolantComputationTime, 3556 NumberOfCodeBlocks, 3481 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 4335 ConstructedInterpolants, 141 QuantifiedInterpolants, 36251 SizeOfPredicates, 29 NumberOfNonLiveVariables, 1717 ConjunctsInSsa, 96 ConjunctsInUnsatCore, 25 InterpolantComputations, 13 PerfectInterpolantSequences, 1275/1476 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 374 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 43.8s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 37.3s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 205, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.9s InterpolantComputationTime, 4334 NumberOfCodeBlocks, 4334 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 5412 ConstructedInterpolants, 0 QuantifiedInterpolants, 15913 SizeOfPredicates, 16 NumberOfNonLiveVariables, 2915 ConjunctsInSsa, 26 ConjunctsInUnsatCore, 28 InterpolantComputations, 15 PerfectInterpolantSequences, 1769/2841 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 - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: t2Thread1of1ForFork1 with 1 thread instances CFG has 5 procedures, 374 locations, 26 error locations. Started 1 CEGAR loops. OverallTime: 3.5s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 1.7s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 41, 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, 0.1s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1888 NumberOfCodeBlocks, 1888 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 2035 ConstructedInterpolants, 0 QuantifiedInterpolants, 3188 SizeOfPredicates, 2 NumberOfNonLiveVariables, 728 ConjunctsInSsa, 7 ConjunctsInUnsatCore, 13 InterpolantComputations, 9 PerfectInterpolantSequences, 552/556 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 - AllSpecificationsHoldResult: All specifications hold 13 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-04-18 18:11:09,185 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (13)] Ended with exit code 0 [2022-04-18 18:11:09,396 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (7)] Forceful destruction successful, exit code 0 [2022-04-18 18:11:09,605 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-04-18 18:11:09,806 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE