/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_THREAD_INSTANCE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml --cacsl2boogietranslator.check.absence.of.data.races.in.concurrent.programs true --cacsl2boogietranslator.check.unreachability.of.error.function.in.sv-comp.mode false -i ../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-44940e9-m [2022-11-10 10:59:34,961 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-10 10:59:34,963 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-10 10:59:34,995 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-10 10:59:34,995 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-10 10:59:34,996 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-10 10:59:34,997 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-10 10:59:34,998 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-10 10:59:34,999 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-10 10:59:34,999 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-10 10:59:35,000 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-10 10:59:35,001 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-10 10:59:35,001 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-10 10:59:35,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-10 10:59:35,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-10 10:59:35,003 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-10 10:59:35,004 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-10 10:59:35,005 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-10 10:59:35,006 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-10 10:59:35,008 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-10 10:59:35,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-10 10:59:35,012 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-10 10:59:35,013 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-10 10:59:35,013 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-10 10:59:35,015 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-10 10:59:35,015 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-10 10:59:35,015 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-10 10:59:35,016 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-10 10:59:35,016 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-10 10:59:35,017 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-10 10:59:35,017 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-10 10:59:35,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-10 10:59:35,018 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-10 10:59:35,018 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-10 10:59:35,019 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-10 10:59:35,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-10 10:59:35,020 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-10 10:59:35,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-10 10:59:35,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-10 10:59:35,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-10 10:59:35,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-10 10:59:35,027 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder-VarAbsGlobalSyntactic.epf [2022-11-10 10:59:35,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-10 10:59:35,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-10 10:59:35,040 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-10 10:59:35,040 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-10 10:59:35,040 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-10 10:59:35,041 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-10 10:59:35,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-10 10:59:35,041 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-10 10:59:35,041 INFO L138 SettingsManager]: * Use SBE=true [2022-11-10 10:59:35,041 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-10 10:59:35,041 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-10 10:59:35,041 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-10 10:59:35,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-10 10:59:35,042 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * To the following directory=./dump/ [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 10:59:35,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-10 10:59:35,043 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-10 10:59:35,044 INFO L138 SettingsManager]: * Independence relation used for POR in concurrent analysis=SYNTACTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_THREAD_INSTANCE Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check absence of data races in concurrent programs -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Check unreachability of error function in SV-COMP mode -> false [2022-11-10 10:59:35,231 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-10 10:59:35,252 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-10 10:59:35,254 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-10 10:59:35,255 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-10 10:59:35,256 INFO L275 PluginConnector]: CDTParser initialized [2022-11-10 10:59:35,256 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2022-11-10 10:59:35,303 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6c2456e/f5e888ed87b24a85b8ba75bd52bb4746/FLAG4534462e4 [2022-11-10 10:59:35,859 INFO L306 CDTParser]: Found 1 translation units. [2022-11-10 10:59:35,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-wmm/mix014_tso.oepc.i [2022-11-10 10:59:35,871 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6c2456e/f5e888ed87b24a85b8ba75bd52bb4746/FLAG4534462e4 [2022-11-10 10:59:36,280 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ce6c2456e/f5e888ed87b24a85b8ba75bd52bb4746 [2022-11-10 10:59:36,282 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-10 10:59:36,283 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-11-10 10:59:36,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-10 10:59:36,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-10 10:59:36,287 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-10 10:59:36,288 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,289 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb38552 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36, skipping insertion in model container [2022-11-10 10:59:36,289 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,294 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-10 10:59:36,336 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-10 10:59:36,450 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-wmm/mix014_tso.oepc.i[949,962] [2022-11-10 10:59:36,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 10:59:36,660 INFO L203 MainTranslator]: Completed pre-run [2022-11-10 10:59:36,670 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-wmm/mix014_tso.oepc.i[949,962] [2022-11-10 10:59:36,762 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-10 10:59:36,799 INFO L208 MainTranslator]: Completed translation [2022-11-10 10:59:36,800 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36 WrapperNode [2022-11-10 10:59:36,800 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-10 10:59:36,800 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-10 10:59:36,801 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-10 10:59:36,801 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-10 10:59:36,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,864 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,918 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 2049 [2022-11-10 10:59:36,919 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-10 10:59:36,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-10 10:59:36,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-10 10:59:36,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-10 10:59:36,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,927 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,939 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,962 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,970 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,982 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:36,992 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-10 10:59:37,008 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-10 10:59:37,008 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-10 10:59:37,008 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-10 10:59:37,016 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (1/1) ... [2022-11-10 10:59:37,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-10 10:59:37,031 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 10:59:37,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-10 10:59:37,119 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-10 10:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-10 10:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-10 10:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-10 10:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-10 10:59:37,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-10 10:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-10 10:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-10 10:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-10 10:59:37,142 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-10 10:59:37,142 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-10 10:59:37,143 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-10 10:59:37,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-10 10:59:37,145 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-10 10:59:37,420 INFO L235 CfgBuilder]: Building ICFG [2022-11-10 10:59:37,421 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-10 10:59:38,915 INFO L276 CfgBuilder]: Performing block encoding [2022-11-10 11:00:42,304 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-10 11:00:42,304 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-10 11:00:42,306 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:00:42 BoogieIcfgContainer [2022-11-10 11:00:42,306 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-10 11:00:42,308 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-10 11:00:42,308 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-10 11:00:42,310 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-10 11:00:42,310 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.11 10:59:36" (1/3) ... [2022-11-10 11:00:42,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352a59fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:00:42, skipping insertion in model container [2022-11-10 11:00:42,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.11 10:59:36" (2/3) ... [2022-11-10 11:00:42,311 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352a59fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.11 11:00:42, skipping insertion in model container [2022-11-10 11:00:42,311 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.11 11:00:42" (3/3) ... [2022-11-10 11:00:42,312 INFO L112 eAbstractionObserver]: Analyzing ICFG mix014_tso.oepc.i [2022-11-10 11:00:42,319 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-10 11:00:42,325 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-10 11:00:42,326 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 576 error locations. [2022-11-10 11:00:42,326 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-10 11:00:49,030 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-10 11:00:49,084 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:00:49,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:00:49,085 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:00:49,087 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:00:49,088 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-11-10 11:00:49,116 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:00:49,126 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork1 ======== [2022-11-10 11:00:49,132 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cff15f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:00:49,132 INFO L358 AbstractCegarLoop]: Starting to check reachability of 79 error locations. [2022-11-10 11:01:30,001 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 75 more)] === [2022-11-10 11:01:30,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:01:30,006 INFO L85 PathProgramCache]: Analyzing trace with hash 1745378687, now seen corresponding path program 1 times [2022-11-10 11:01:30,012 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:01:30,013 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344456378] [2022-11-10 11:01:30,013 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:01:30,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:01:30,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:01:30,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:01:30,540 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:01:30,540 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344456378] [2022-11-10 11:01:30,540 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344456378] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:01:30,540 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:01:30,540 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:01:30,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [419910465] [2022-11-10 11:01:30,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:01:30,546 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:01:30,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:01:30,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:01:30,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:01:30,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:01:30,562 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:01:30,563 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 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) [2022-11-10 11:01:30,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:03:14,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:03:14,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (78 of 79 remaining) [2022-11-10 11:03:14,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (77 of 79 remaining) [2022-11-10 11:03:14,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (76 of 79 remaining) [2022-11-10 11:03:14,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (75 of 79 remaining) [2022-11-10 11:03:14,307 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (74 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (73 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (72 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (71 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (70 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (69 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (68 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (67 of 79 remaining) [2022-11-10 11:03:14,308 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (66 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (65 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (64 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (63 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (62 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (61 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (60 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (59 of 79 remaining) [2022-11-10 11:03:14,309 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (58 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (57 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (56 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (55 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (54 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (53 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (52 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (51 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (50 of 79 remaining) [2022-11-10 11:03:14,310 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (49 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (48 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (47 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (46 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (45 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (44 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (43 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (42 of 79 remaining) [2022-11-10 11:03:14,311 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (41 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (40 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (39 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (38 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (37 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (36 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (35 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (34 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (33 of 79 remaining) [2022-11-10 11:03:14,312 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (32 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (31 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (30 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (29 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err50ASSERT_VIOLATIONDATA_RACE (28 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err51ASSERT_VIOLATIONDATA_RACE (27 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err52ASSERT_VIOLATIONDATA_RACE (26 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err53ASSERT_VIOLATIONDATA_RACE (25 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err54ASSERT_VIOLATIONDATA_RACE (24 of 79 remaining) [2022-11-10 11:03:14,313 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err55ASSERT_VIOLATIONDATA_RACE (23 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err56ASSERT_VIOLATIONDATA_RACE (22 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err57ASSERT_VIOLATIONDATA_RACE (21 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err58ASSERT_VIOLATIONDATA_RACE (20 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err59ASSERT_VIOLATIONDATA_RACE (19 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err60ASSERT_VIOLATIONDATA_RACE (18 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err61ASSERT_VIOLATIONDATA_RACE (17 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err62ASSERT_VIOLATIONDATA_RACE (16 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err63ASSERT_VIOLATIONDATA_RACE (15 of 79 remaining) [2022-11-10 11:03:14,314 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err64ASSERT_VIOLATIONDATA_RACE (14 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err65ASSERT_VIOLATIONDATA_RACE (13 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err66ASSERT_VIOLATIONDATA_RACE (12 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err67ASSERT_VIOLATIONDATA_RACE (11 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err68ASSERT_VIOLATIONDATA_RACE (10 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err69ASSERT_VIOLATIONDATA_RACE (9 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err70ASSERT_VIOLATIONDATA_RACE (8 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err71ASSERT_VIOLATIONDATA_RACE (7 of 79 remaining) [2022-11-10 11:03:14,315 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err72ASSERT_VIOLATIONDATA_RACE (6 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err73ASSERT_VIOLATIONDATA_RACE (5 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err74ASSERT_VIOLATIONDATA_RACE (4 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err75ASSERT_VIOLATIONDATA_RACE (3 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err76ASSERT_VIOLATIONDATA_RACE (2 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err77ASSERT_VIOLATIONDATA_RACE (1 of 79 remaining) [2022-11-10 11:03:14,316 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err78ASSERT_VIOLATIONDATA_RACE (0 of 79 remaining) [2022-11-10 11:03:14,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-10 11:03:14,321 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-10 11:03:14,322 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/5) [2022-11-10 11:03:14,337 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SYNTACTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2022-11-10 11:03:14,337 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-11-10 11:03:14,337 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-11-10 11:03:14,339 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-11-10 11:03:14,339 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2022-11-10 11:03:14,346 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-11-10 11:03:14,346 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork0 ======== [2022-11-10 11:03:14,346 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6cff15f2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-10 11:03:14,346 INFO L358 AbstractCegarLoop]: Starting to check reachability of 241 error locations. [2022-11-10 11:03:54,052 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 237 more)] === [2022-11-10 11:03:54,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-10 11:03:54,052 INFO L85 PathProgramCache]: Analyzing trace with hash 772145144, now seen corresponding path program 1 times [2022-11-10 11:03:54,052 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-10 11:03:54,053 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1933635675] [2022-11-10 11:03:54,053 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-10 11:03:54,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-10 11:03:54,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-10 11:03:54,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-10 11:03:54,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-10 11:03:54,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1933635675] [2022-11-10 11:03:54,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1933635675] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-10 11:03:54,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-10 11:03:54,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-10 11:03:54,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [100389177] [2022-11-10 11:03:54,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-10 11:03:54,432 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-10 11:03:54,432 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-10 11:03:54,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-10 11:03:54,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-10 11:03:54,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:03:54,433 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-11-10 11:03:54,434 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-10 11:03:54,434 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-11-10 11:03:54,644 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-10 11:03:54,645 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:314) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:158) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.assertTerm(Scriptor.java:146) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.assertTerm(DiffWrapperScript.java:111) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.assertTerm(WrapperScript.java:158) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.assertTerm(ManagedScript.java:134) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.assertCodeBlock(IncrementalHoareTripleChecker.java:382) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.prepareAssertionStackAndAddTransition(IncrementalHoareTripleChecker.java:206) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkInternal(IncrementalHoareTripleChecker.java:131) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker$ProtectedHtc.checkInternal(ChainingHoareTripleChecker.java:460) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.ChainingHoareTripleChecker.checkInternal(ChainingHoareTripleChecker.java:104) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.hoaretriple.CachingHoareTripleChecker.checkInternal(CachingHoareTripleChecker.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$InternalSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:357) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.chooseFalseSuccessor2(BasicAbstractInterpolantAutomaton.java:107) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:73) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:233) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.internalSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:218) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.internalSuccessors(ProductNwa.java:202) at de.uni_freiburg.informatik.ultimate.automata.partialorder.MinimalSleepSetReduction.internalSuccessors(MinimalSleepSetReduction.java:153) at de.uni_freiburg.informatik.ultimate.automata.nestedword.INwaOutgoingLetterAndTransitionProvider.lambda$0(INwaOutgoingLetterAndTransitionProvider.java:123) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.nextLetter(NestedIterator.java:69) at de.uni_freiburg.informatik.ultimate.util.datastructures.relation.NestedIterator.next(NestedIterator.java:94) at java.base/java.util.Iterator.forEachRemaining(Iterator.java:133) at java.base/java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1801) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ForEachOps$ForEachOp.evaluateSequential(ForEachOps.java:150) at java.base/java.util.stream.ForEachOps$ForEachOp$OfRef.evaluateSequential(ForEachOps.java:173) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.ReferencePipeline.forEachOrdered(ReferencePipeline.java:502) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.visitState(DepthFirstTraversal.java:236) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:165) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.(DepthFirstTraversal.java:98) at de.uni_freiburg.informatik.ultimate.automata.partialorder.DepthFirstTraversal.traverse(DepthFirstTraversal.java:122) at de.uni_freiburg.informatik.ultimate.automata.partialorder.PersistentSetReduction.applyNewStateReduction(PersistentSetReduction.java:73) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.PartialOrderReductionFacade.apply(PartialOrderReductionFacade.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.concurrency.PartialOrderCegarLoop.isAbstractionEmpty(PartialOrderCegarLoop.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:466) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:366) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:415) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:302) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseConcurrentProgram(TraceAbstractionStarter.java:225) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:124) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: java.io.IOException: Cannot allocate memory at java.base/java.io.FileOutputStream.writeBytes(Native Method) at java.base/java.io.FileOutputStream.write(FileOutputStream.java:354) at java.base/java.io.BufferedOutputStream.write(BufferedOutputStream.java:123) at java.base/sun.nio.cs.StreamEncoder.writeBytes(StreamEncoder.java:233) at java.base/sun.nio.cs.StreamEncoder.implWrite(StreamEncoder.java:303) at java.base/sun.nio.cs.StreamEncoder.implWrite(StreamEncoder.java:281) at java.base/sun.nio.cs.StreamEncoder.write(StreamEncoder.java:125) at java.base/java.io.OutputStreamWriter.write(OutputStreamWriter.java:208) at java.base/java.io.BufferedWriter.flushBuffer(BufferedWriter.java:120) at java.base/java.io.BufferedWriter.write(BufferedWriter.java:233) at java.base/java.io.Writer.write(Writer.java:249) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:155) ... 56 more [2022-11-10 11:03:54,648 INFO L158 Benchmark]: Toolchain (without parser) took 258365.56ms. Allocated memory was 194.0MB in the beginning and 7.7GB in the end (delta: 7.6GB). Free memory was 161.2MB in the beginning and 4.8GB in the end (delta: -4.6GB). Peak memory consumption was 3.0GB. Max. memory is 8.0GB. [2022-11-10 11:03:54,649 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 8.0GB. [2022-11-10 11:03:54,649 INFO L158 Benchmark]: CACSL2BoogieTranslator took 514.82ms. Allocated memory was 194.0MB in the beginning and 242.2MB in the end (delta: 48.2MB). Free memory was 160.9MB in the beginning and 186.8MB in the end (delta: -25.8MB). Peak memory consumption was 21.7MB. Max. memory is 8.0GB. [2022-11-10 11:03:54,649 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.62ms. Allocated memory is still 242.2MB. Free memory was 186.8MB in the beginning and 178.6MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-11-10 11:03:54,650 INFO L158 Benchmark]: Boogie Preprocessor took 87.68ms. Allocated memory is still 242.2MB. Free memory was 178.6MB in the beginning and 171.0MB in the end (delta: 7.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2022-11-10 11:03:54,650 INFO L158 Benchmark]: RCFGBuilder took 65298.61ms. Allocated memory was 242.2MB in the beginning and 5.2GB in the end (delta: 5.0GB). Free memory was 171.0MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. [2022-11-10 11:03:54,650 INFO L158 Benchmark]: TraceAbstraction took 192340.06ms. Allocated memory was 5.2GB in the beginning and 7.7GB in the end (delta: 2.5GB). Free memory was 4.3GB in the beginning and 4.8GB in the end (delta: -494.2MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. [2022-11-10 11:03:54,652 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 194.0MB. Free memory is still 149.1MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 514.82ms. Allocated memory was 194.0MB in the beginning and 242.2MB in the end (delta: 48.2MB). Free memory was 160.9MB in the beginning and 186.8MB in the end (delta: -25.8MB). Peak memory consumption was 21.7MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 118.62ms. Allocated memory is still 242.2MB. Free memory was 186.8MB in the beginning and 178.6MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 87.68ms. Allocated memory is still 242.2MB. Free memory was 178.6MB in the beginning and 171.0MB in the end (delta: 7.6MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 65298.61ms. Allocated memory was 242.2MB in the beginning and 5.2GB in the end (delta: 5.0GB). Free memory was 171.0MB in the beginning and 4.3GB in the end (delta: -4.1GB). Peak memory consumption was 2.8GB. Max. memory is 8.0GB. * TraceAbstraction took 192340.06ms. Allocated memory was 5.2GB in the beginning and 7.7GB in the end (delta: 2.5GB). Free memory was 4.3GB in the beginning and 4.8GB in the end (delta: -494.2MB). Peak memory consumption was 2.0GB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 12527, positive: 12141, positive conditional: 45, positive unconditional: 12096, negative: 386, negative conditional: 381, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119433379, positive: 68181964, positive conditional: 67909284, positive unconditional: 272680, negative: 51251415, negative conditional: 51251366, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68701479, positive: 68181964, positive conditional: 0, positive unconditional: 68181964, negative: 519515, negative conditional: 0, negative unconditional: 519515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 161557, positive: 160655, positive conditional: 0, positive unconditional: 160655, negative: 902, negative conditional: 0, negative unconditional: 902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68701479, positive: 68021309, positive conditional: 0, positive unconditional: 68021309, negative: 518613, negative conditional: 0, negative unconditional: 518613, unknown: 161557, unknown conditional: 0, unknown unconditional: 161557] , Statistics on independence cache: Total cache size (in pairs): 11978, Positive cache size: 11973, Positive conditional cache size: 0, Positive unconditional cache size: 11973, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Independence queries for same thread: 381, Statistics for Abstraction: - StatisticsResult: Independence relation #2 benchmarks IndependenceRelationWithAbstraction.Independence Queries: [ total: 119420852, positive: 68169823, positive conditional: 67909239, positive unconditional: 260584, negative: 51251029, negative conditional: 51250985, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119433379, positive: 68181964, positive conditional: 67909284, positive unconditional: 272680, negative: 51251415, negative conditional: 51251366, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68701479, positive: 68181964, positive conditional: 0, positive unconditional: 68181964, negative: 519515, negative conditional: 0, negative unconditional: 519515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 161557, positive: 160655, positive conditional: 0, positive unconditional: 160655, negative: 902, negative conditional: 0, negative unconditional: 902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68701479, positive: 68021309, positive conditional: 0, positive unconditional: 68021309, negative: 518613, negative conditional: 0, negative unconditional: 518613, unknown: 161557, unknown conditional: 0, unknown unconditional: 161557] , Statistics on independence cache: Total cache size (in pairs): 161557, Positive cache size: 160655, Positive conditional cache size: 0, Positive unconditional cache size: 160655, Negative cache size: 902, Negative conditional cache size: 0, Negative unconditional cache size: 902, Independence queries for same thread: 50731900, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 40.8s, Number of persistent set computation: 87, Number of trivial persistent sets: 86, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 12527, positive: 12141, positive conditional: 45, positive unconditional: 12096, negative: 386, negative conditional: 381, negative unconditional: 5, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119433379, positive: 68181964, positive conditional: 67909284, positive unconditional: 272680, negative: 51251415, negative conditional: 51251366, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68701479, positive: 68181964, positive conditional: 0, positive unconditional: 68181964, negative: 519515, negative conditional: 0, negative unconditional: 519515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 161557, positive: 160655, positive conditional: 0, positive unconditional: 160655, negative: 902, negative conditional: 0, negative unconditional: 902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68701479, positive: 68021309, positive conditional: 0, positive unconditional: 68021309, negative: 518613, negative conditional: 0, negative unconditional: 518613, unknown: 161557, unknown conditional: 0, unknown unconditional: 161557] , Statistics on independence cache: Total cache size (in pairs): 11978, Positive cache size: 11973, Positive conditional cache size: 0, Positive unconditional cache size: 11973, Negative cache size: 5, Negative conditional cache size: 0, Negative unconditional cache size: 5, Independence queries for same thread: 381, Statistics for Abstraction: - StatisticsResult: Persistent set benchmarks Persistent set computation time: 2.3s, Number of persistent set computation: 34527, Number of trivial persistent sets: 29498, Underlying independence relation: IndependenceRelationWithAbstraction.Independence Queries: [ total: 119420852, positive: 68169823, positive conditional: 67909239, positive unconditional: 260584, negative: 51251029, negative conditional: 51250985, negative unconditional: 44, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , IndependenceRelationWithAbstraction.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 119433379, positive: 68181964, positive conditional: 67909284, positive unconditional: 272680, negative: 51251415, negative conditional: 51251366, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68701479, positive: 68181964, positive conditional: 0, positive unconditional: 68181964, negative: 519515, negative conditional: 0, negative unconditional: 519515, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 161557, positive: 160655, positive conditional: 0, positive unconditional: 160655, negative: 902, negative conditional: 0, negative unconditional: 902, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 68701479, positive: 68021309, positive conditional: 0, positive unconditional: 68021309, negative: 518613, negative conditional: 0, negative unconditional: 518613, unknown: 161557, unknown conditional: 0, unknown unconditional: 161557] , Statistics on independence cache: Total cache size (in pairs): 161557, Positive cache size: 160655, Positive conditional cache size: 0, Positive unconditional cache size: 160655, Negative cache size: 902, Negative conditional cache size: 0, Negative unconditional cache size: 902, Independence queries for same thread: 50731900, Statistics for Abstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.convertIOException(Executor.java:314) RESULT: Ultimate could not prove your program: Toolchain returned no result.