/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf --traceabstraction.partial.order.reduction.in.concurrent.analysis DPOR_SLEEP_NEW_STATES -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-wip.dk.dpor-99e0210 [2023-03-23 20:58:32,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-03-23 20:58:32,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-03-23 20:58:32,923 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-03-23 20:58:32,923 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-03-23 20:58:32,924 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-03-23 20:58:32,925 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-03-23 20:58:32,927 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-03-23 20:58:32,928 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-03-23 20:58:32,929 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-03-23 20:58:32,930 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-03-23 20:58:32,931 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-03-23 20:58:32,931 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-03-23 20:58:32,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-03-23 20:58:32,935 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-03-23 20:58:32,938 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-03-23 20:58:32,939 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-03-23 20:58:32,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-03-23 20:58:32,948 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-03-23 20:58:32,953 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-03-23 20:58:32,955 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-03-23 20:58:32,957 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-03-23 20:58:32,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-03-23 20:58:32,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-03-23 20:58:32,963 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-03-23 20:58:32,963 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-03-23 20:58:32,963 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-03-23 20:58:32,965 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-03-23 20:58:32,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-03-23 20:58:32,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-03-23 20:58:32,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-03-23 20:58:32,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-03-23 20:58:32,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-03-23 20:58:32,969 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-03-23 20:58:32,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-03-23 20:58:32,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-03-23 20:58:32,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-03-23 20:58:32,970 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-03-23 20:58:32,970 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-03-23 20:58:32,971 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-03-23 20:58:32,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-03-23 20:58:32,973 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleepPersistentFixedOrder.epf [2023-03-23 20:58:32,997 INFO L113 SettingsManager]: Loading preferences was successful [2023-03-23 20:58:32,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-03-23 20:58:32,998 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-03-23 20:58:32,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-03-23 20:58:33,000 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-03-23 20:58:33,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-03-23 20:58:33,001 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-03-23 20:58:33,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2023-03-23 20:58:33,001 INFO L138 SettingsManager]: * Use SBE=true [2023-03-23 20:58:33,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-03-23 20:58:33,002 INFO L138 SettingsManager]: * sizeof long=4 [2023-03-23 20:58:33,002 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-03-23 20:58:33,002 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * sizeof long double=12 [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Use constant arrays=true [2023-03-23 20:58:33,003 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-03-23 20:58:33,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-03-23 20:58:33,004 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-03-23 20:58:33,004 INFO L138 SettingsManager]: * To the following directory=./dump/ [2023-03-23 20:58:33,004 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-03-23 20:58:33,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 20:58:33,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-03-23 20:58:33,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-03-23 20:58:33,005 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-03-23 20:58:33,006 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-03-23 20:58:33,006 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Partial Order Reduction in concurrent analysis -> DPOR_SLEEP_NEW_STATES [2023-03-23 20:58:33,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-03-23 20:58:33,256 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-03-23 20:58:33,258 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-03-23 20:58:33,259 INFO L271 PluginConnector]: Initializing CDTParser... [2023-03-23 20:58:33,260 INFO L275 PluginConnector]: CDTParser initialized [2023-03-23 20:58:33,261 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-03-23 20:58:34,445 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-03-23 20:58:34,847 INFO L351 CDTParser]: Found 1 translation units. [2023-03-23 20:58:34,848 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-03-23 20:58:34,877 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f0185cc4/d8b425e2c53b47a2a259ffb0a15e7707/FLAG8c4d16cd1 [2023-03-23 20:58:34,892 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6f0185cc4/d8b425e2c53b47a2a259ffb0a15e7707 [2023-03-23 20:58:34,894 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-03-23 20:58:34,896 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2023-03-23 20:58:34,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-03-23 20:58:34,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-03-23 20:58:34,902 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-03-23 20:58:34,903 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 08:58:34" (1/1) ... [2023-03-23 20:58:34,904 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b950ff5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:34, skipping insertion in model container [2023-03-23 20:58:34,904 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.03 08:58:34" (1/1) ... [2023-03-23 20:58:34,910 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-03-23 20:58:35,005 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-03-23 20:58:36,270 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-03-23 20:58:36,382 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 20:58:36,415 INFO L203 MainTranslator]: Completed pre-run [2023-03-23 20:58:36,630 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i[166960,166973] [2023-03-23 20:58:36,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-03-23 20:58:36,706 INFO L208 MainTranslator]: Completed translation [2023-03-23 20:58:36,706 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36 WrapperNode [2023-03-23 20:58:36,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-03-23 20:58:36,708 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-03-23 20:58:36,708 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-03-23 20:58:36,708 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2023-03-23 20:58:36,714 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:36,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:36,971 INFO L138 Inliner]: procedures = 310, calls = 1345, calls flagged for inlining = 456, calls inlined = 705, statements flattened = 8349 [2023-03-23 20:58:36,972 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-03-23 20:58:36,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-03-23 20:58:36,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-03-23 20:58:36,972 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-03-23 20:58:36,981 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:36,981 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,024 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,025 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,297 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,366 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-03-23 20:58:37,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-03-23 20:58:37,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-03-23 20:58:37,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-03-23 20:58:37,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (1/1) ... [2023-03-23 20:58:37,372 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-03-23 20:58:37,381 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 20:58:37,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-03-23 20:58:37,423 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-03-23 20:58:37,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-03-23 20:58:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2023-03-23 20:58:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2023-03-23 20:58:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_5 [2023-03-23 20:58:37,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_5 [2023-03-23 20:58:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-03-23 20:58:37,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-03-23 20:58:37,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_4 [2023-03-23 20:58:37,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_4 [2023-03-23 20:58:37,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-03-23 20:58:37,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_3 [2023-03-23 20:58:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_3 [2023-03-23 20:58:37,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-03-23 20:58:37,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-03-23 20:58:37,445 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-03-23 20:58:38,158 INFO L236 CfgBuilder]: Building ICFG [2023-03-23 20:58:38,162 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-03-23 20:58:43,838 INFO L277 CfgBuilder]: Performing block encoding [2023-03-23 20:58:43,876 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-03-23 20:58:43,876 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-03-23 20:58:43,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 08:58:43 BoogieIcfgContainer [2023-03-23 20:58:43,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-03-23 20:58:43,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-03-23 20:58:43,885 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-03-23 20:58:43,888 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-03-23 20:58:43,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.03 08:58:34" (1/3) ... [2023-03-23 20:58:43,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce4cf78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 08:58:43, skipping insertion in model container [2023-03-23 20:58:43,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.03 08:58:36" (2/3) ... [2023-03-23 20:58:43,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce4cf78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.03 08:58:43, skipping insertion in model container [2023-03-23 20:58:43,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.03 08:58:43" (3/3) ... [2023-03-23 20:58:43,890 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--spi--spi-tegra20-slink.ko.cil.i [2023-03-23 20:58:43,896 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-03-23 20:58:43,904 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-03-23 20:58:43,904 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-03-23 20:58:43,904 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-03-23 20:58:45,411 INFO L144 ThreadInstanceAdder]: Constructed 17 joinOtherThreadTransitions. [2023-03-23 20:58:45,592 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 20:58:45,593 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-03-23 20:58:45,593 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-03-23 20:58:45,596 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-03-23 20:58:45,611 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-03-23 20:58:45,637 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-03-23 20:58:45,643 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_platform_instance_3Thread1of1ForFork3 ======== [2023-03-23 20:58:45,651 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;@27da1e25, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-03-23 20:58:45,652 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. Received shutdown request... [2023-03-23 21:08:00,782 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-03-23 21:08:00,782 WARN L340 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Timeout while monitored process is still running, waiting 1000 ms for graceful end [2023-03-23 21:08:01,058 WARN L619 AbstractCegarLoop]: Verification canceled: while XnfDer was eliminating 3 quantified variables from 6 xjuncts. [2023-03-23 21:08:01,060 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ldv_platform_instance_3Thread1of1ForFork3Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 2 remaining) [2023-03-23 21:08:01,061 INFO L805 garLoopResultBuilder]: Registering result TIMEOUT for location ldv_platform_instance_3Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 2 remaining) [2023-03-23 21:08:01,065 INFO L445 BasicCegarLoop]: Path program histogram: [] [2023-03-23 21:08:01,067 INFO L307 ceAbstractionStarter]: Result for error location ldv_platform_instance_3Thread1of1ForFork3 was TIMEOUT,TIMEOUT (1/4) [2023-03-23 21:08:01,069 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-03-23 21:08:01,069 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-03-23 21:08:01,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.03 09:08:01 BasicIcfg [2023-03-23 21:08:01,071 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-03-23 21:08:01,072 INFO L158 Benchmark]: Toolchain (without parser) took 566175.73ms. Allocated memory was 266.3MB in the beginning and 887.1MB in the end (delta: 620.8MB). Free memory was 208.0MB in the beginning and 289.2MB in the end (delta: -81.2MB). Peak memory consumption was 911.8MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,072 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 182.5MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 8.0GB. [2023-03-23 21:08:01,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1809.75ms. Allocated memory is still 266.3MB. Free memory was 208.0MB in the beginning and 181.5MB in the end (delta: 26.5MB). Peak memory consumption was 69.9MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,073 INFO L158 Benchmark]: Boogie Procedure Inliner took 264.06ms. Allocated memory is still 266.3MB. Free memory was 181.5MB in the beginning and 138.5MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,073 INFO L158 Benchmark]: Boogie Preprocessor took 393.72ms. Allocated memory was 266.3MB in the beginning and 351.3MB in the end (delta: 84.9MB). Free memory was 138.5MB in the beginning and 258.8MB in the end (delta: -120.3MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,074 INFO L158 Benchmark]: RCFGBuilder took 6516.65ms. Allocated memory was 351.3MB in the beginning and 542.1MB in the end (delta: 190.8MB). Free memory was 258.8MB in the beginning and 344.2MB in the end (delta: -85.5MB). Peak memory consumption was 246.9MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,074 INFO L158 Benchmark]: TraceAbstraction took 557186.12ms. Allocated memory was 542.1MB in the beginning and 887.1MB in the end (delta: 345.0MB). Free memory was 343.7MB in the beginning and 289.2MB in the end (delta: 54.5MB). Peak memory consumption was 770.7MB. Max. memory is 8.0GB. [2023-03-23 21:08:01,076 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 182.5MB. Free memory is still 131.6MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 1809.75ms. Allocated memory is still 266.3MB. Free memory was 208.0MB in the beginning and 181.5MB in the end (delta: 26.5MB). Peak memory consumption was 69.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 264.06ms. Allocated memory is still 266.3MB. Free memory was 181.5MB in the beginning and 138.5MB in the end (delta: 43.0MB). Peak memory consumption was 43.0MB. Max. memory is 8.0GB. * Boogie Preprocessor took 393.72ms. Allocated memory was 266.3MB in the beginning and 351.3MB in the end (delta: 84.9MB). Free memory was 138.5MB in the beginning and 258.8MB in the end (delta: -120.3MB). Peak memory consumption was 54.3MB. Max. memory is 8.0GB. * RCFGBuilder took 6516.65ms. Allocated memory was 351.3MB in the beginning and 542.1MB in the end (delta: 190.8MB). Free memory was 258.8MB in the beginning and 344.2MB in the end (delta: -85.5MB). Peak memory consumption was 246.9MB. Max. memory is 8.0GB. * TraceAbstraction took 557186.12ms. Allocated memory was 542.1MB in the beginning and 887.1MB in the end (delta: 345.0MB). Free memory was 343.7MB in the beginning and 289.2MB in the end (delta: 54.5MB). Peak memory consumption was 770.7MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 358324, independent: 204131, independent conditional: 322, independent unconditional: 203809, dependent: 153678, dependent conditional: 19, dependent unconditional: 153659, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 322, independent unconditional: 203809, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 322, independent unconditional: 203809, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 0, independent unconditional: 204131, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 0, independent unconditional: 204131, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 0, independent unconditional: 204131, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 205679, independent: 204131, independent conditional: 0, independent unconditional: 204131, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 205680, independent: 203625, independent conditional: 0, independent unconditional: 203625, dependent: 2055, dependent conditional: 0, dependent unconditional: 2055, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 2054, independent: 506, independent conditional: 0, independent unconditional: 506, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 2054, independent: 506, independent conditional: 0, independent unconditional: 506, dependent: 1033, dependent conditional: 0, dependent unconditional: 1033, unknown: 515, unknown conditional: 0, unknown unconditional: 515] , SemanticIndependenceRelation.Query Time [ms]: [ total: 549690, independent: 2350, independent conditional: 0, independent unconditional: 2350, dependent: 3953, dependent conditional: 0, dependent unconditional: 3953, unknown: 543387, unknown conditional: 0, unknown unconditional: 543387] , Protected Queries: 0 ], Cache Queries: [ total: 205679, independent: 0, independent conditional: 0, independent unconditional: 0, dependent: 0, dependent conditional: 0, dependent unconditional: 0, unknown: 205679, unknown conditional: 0, unknown unconditional: 205679] , Statistics on independence cache: Total cache size (in pairs): 205164, Positive cache size: 204131, Positive conditional cache size: 0, Positive unconditional cache size: 204131, Negative cache size: 1033, Negative conditional cache size: 0, Negative unconditional cache size: 1033, Unknown cache size: 515, Unknown conditional cache size: 0, Unknown unconditional cache size: 515, Eliminated conditions: 0, Maximal queried relation: 0, Independence queries for same thread: 152645 - TimeoutResultAtElement [Line: 5102]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while XnfDer was eliminating 3 quantified variables from 6 xjuncts. - TimeoutResultAtElement [Line: 5075]: Timeout (TraceAbstraction) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Cancelled while XnfDer was eliminating 3 quantified variables from 6 xjuncts. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ldv_platform_instance_3Thread1of1ForFork3 with 1 thread instances CFG has 9 procedures, 17623 locations, 9 error locations. Started 1 CEGAR loops. OverallTime: 555.6s, OverallIterations: 0, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 555.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.2s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, 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: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown