/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --traceabstraction.prune.known.deadend.states.from.previous.iterations false -s ../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.cegar.restart.behaviour ONE_CEGAR_PER_ERROR_LOCATION --traceabstraction.number.of.independence.relations.to.use.for.por 2 --traceabstraction.abstraction.used.for.commutativity.in.por VARIABLES_GLOBAL '--traceabstraction.abstraction.used.for.commutativity.in.por.#2' NONE -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.dynamic-abstractions-57af04c-m [2024-01-26 11:10:50,091 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-01-26 11:10:50,147 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-01-26 11:10:50,149 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-01-26 11:10:50,150 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-01-26 11:10:50,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-01-26 11:10:50,164 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-01-26 11:10:50,164 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-01-26 11:10:50,165 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-01-26 11:10:50,165 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-01-26 11:10:50,165 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-01-26 11:10:50,166 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-01-26 11:10:50,166 INFO L153 SettingsManager]: * Use SBE=true [2024-01-26 11:10:50,166 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-01-26 11:10:50,166 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-01-26 11:10:50,167 INFO L153 SettingsManager]: * sizeof long=4 [2024-01-26 11:10:50,167 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-01-26 11:10:50,167 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-01-26 11:10:50,167 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-01-26 11:10:50,168 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-01-26 11:10:50,168 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-01-26 11:10:50,171 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-01-26 11:10:50,171 INFO L153 SettingsManager]: * sizeof long double=12 [2024-01-26 11:10:50,171 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-01-26 11:10:50,174 INFO L153 SettingsManager]: * Use constant arrays=true [2024-01-26 11:10:50,174 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-01-26 11:10:50,175 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-01-26 11:10:50,175 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-01-26 11:10:50,176 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-01-26 11:10:50,176 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 11:10:50,177 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-01-26 11:10:50,177 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-01-26 11:10:50,178 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-01-26 11:10:50,178 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Prune known deadend states from previous iterations -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: CEGAR restart behaviour -> ONE_CEGAR_PER_ERROR_LOCATION Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Number of independence relations to use for POR -> 2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR -> VARIABLES_GLOBAL Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Abstraction used for commutativity in POR #2 -> NONE [2024-01-26 11:10:50,356 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-01-26 11:10:50,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-01-26 11:10:50,375 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-01-26 11:10:50,376 INFO L270 PluginConnector]: Initializing CDTParser... [2024-01-26 11:10:50,376 INFO L274 PluginConnector]: CDTParser initialized [2024-01-26 11:10:50,377 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2024-01-26 11:10:51,404 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-01-26 11:10:51,851 INFO L384 CDTParser]: Found 1 translation units. [2024-01-26 11:10:51,852 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2024-01-26 11:10:51,894 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/98ff3b1b0/da055ec941314d3babb765be8131f3ae/FLAGf41a6f685 [2024-01-26 11:10:51,906 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/98ff3b1b0/da055ec941314d3babb765be8131f3ae [2024-01-26 11:10:51,909 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-01-26 11:10:51,910 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-01-26 11:10:51,912 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-01-26 11:10:51,912 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-01-26 11:10:51,916 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-01-26 11:10:51,916 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:10:51" (1/1) ... [2024-01-26 11:10:51,917 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34142324 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:51, skipping insertion in model container [2024-01-26 11:10:51,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.01 11:10:51" (1/1) ... [2024-01-26 11:10:52,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-01-26 11:10:53,326 WARN L239 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--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2024-01-26 11:10:53,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 11:10:53,592 INFO L202 MainTranslator]: Completed pre-run [2024-01-26 11:10:53,676 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; bts %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr): "memory"); [5646] [2024-01-26 11:10:53,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; btr %1,%0": "+m" (*((long volatile *)addr)): "Ir" (nr)); [5653] [2024-01-26 11:10:53,678 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5660] [2024-01-26 11:10:53,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/home/alpha/git/klever2/klever/native-scheduler-work-dir/scheduler/jobs/d5cd53f56669d61faa91054857893dbd/klever-core-work-dir/lkbce/arch/x86/include/asm/paravirt.h"), "i" (804), "i" (12UL)); [5694-5695] [2024-01-26 11:10:53,684 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("771:\n\tcall *%c2;\n772:\n.pushsection .parainstructions,\"a\"\n .balign 8 \n .quad 771b\n .byte %c1\n .byte 772b-771b\n .short %c3\n.popsection\n": "=a" (__eax): [paravirt_typenum] "i" (44UL), [paravirt_opptr] "i" (& pv_irq_ops.save_fl.func), [paravirt_clobber] "i" (1): "memory", "cc"); [5700-5702] [2024-01-26 11:10:53,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5759] [2024-01-26 11:10:53,687 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5767] [2024-01-26 11:10:53,817 WARN L239 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--net--irda--w83977af_ir.ko.cil.i[236326,236339] [2024-01-26 11:10:53,831 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-01-26 11:10:53,896 INFO L206 MainTranslator]: Completed translation [2024-01-26 11:10:53,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53 WrapperNode [2024-01-26 11:10:53,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-01-26 11:10:53,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-01-26 11:10:53,897 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-01-26 11:10:53,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-01-26 11:10:53,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:53,963 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,148 INFO L138 Inliner]: procedures = 327, calls = 1300, calls flagged for inlining = 514, calls inlined = 855, statements flattened = 8061 [2024-01-26 11:10:54,148 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-01-26 11:10:54,149 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-01-26 11:10:54,149 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-01-26 11:10:54,149 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-01-26 11:10:54,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,332 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,373 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,390 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,421 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-01-26 11:10:54,422 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-01-26 11:10:54,422 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-01-26 11:10:54,422 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-01-26 11:10:54,423 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (1/1) ... [2024-01-26 11:10:54,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-01-26 11:10:54,433 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 11:10:54,445 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-01-26 11:10:54,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2024-01-26 11:10:54,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2024-01-26 11:10:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2024-01-26 11:10:54,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2024-01-26 11:10:54,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-01-26 11:10:54,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_4 [2024-01-26 11:10:54,476 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_4 [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-01-26 11:10:54,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-01-26 11:10:54,477 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-01-26 11:10:54,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-01-26 11:10:54,481 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-01-26 11:10:54,902 INFO L241 CfgBuilder]: Building ICFG [2024-01-26 11:10:54,904 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-01-26 11:10:59,568 INFO L282 CfgBuilder]: Performing block encoding [2024-01-26 11:10:59,632 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-01-26 11:10:59,632 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-01-26 11:10:59,632 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:10:59 BoogieIcfgContainer [2024-01-26 11:10:59,633 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-01-26 11:10:59,634 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-01-26 11:10:59,634 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-01-26 11:10:59,636 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-01-26 11:10:59,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.01 11:10:51" (1/3) ... [2024-01-26 11:10:59,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7041bd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:10:59, skipping insertion in model container [2024-01-26 11:10:59,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.01 11:10:53" (2/3) ... [2024-01-26 11:10:59,637 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7041bd5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.01 11:10:59, skipping insertion in model container [2024-01-26 11:10:59,637 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.01 11:10:59" (3/3) ... [2024-01-26 11:10:59,638 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--w83977af_ir.ko.cil.i [2024-01-26 11:10:59,644 WARN L146 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-01-26 11:10:59,650 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-01-26 11:10:59,650 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-01-26 11:10:59,650 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-01-26 11:11:00,732 INFO L144 ThreadInstanceAdder]: Constructed 13 joinOtherThreadTransitions. [2024-01-26 11:11:00,867 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:00,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 11:11:00,868 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 11:11:00,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 11:11:00,902 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-01-26 11:11:00,920 INFO L103 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:00,928 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2024-01-26 11:11:00,929 WARN L169 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2024-01-26 11:11:00,929 WARN L170 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2024-01-26 11:11:00,934 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 11:11:00,939 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=LoopHeads, 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;@3097f931, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:00,939 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 11:11:01,195 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-01-26 11:11:01,198 INFO L445 BasicCegarLoop]: Path program histogram: [] [2024-01-26 11:11:01,199 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES was SAFE (1/7) [2024-01-26 11:11:01,289 INFO L103 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:01,290 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-01-26 11:11:01,290 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-01-26 11:11:01,334 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-01-26 11:11:01,342 INFO L103 denceProviderFactory]: Independence Relation #2: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:01,343 INFO L166 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 2 independence relations. [2024-01-26 11:11:01,343 WARN L169 artialOrderCegarLoop]: Attention: Unsuitable combinations of independence relations may be unsound! [2024-01-26 11:11:01,343 WARN L170 artialOrderCegarLoop]: Only combine independence relations if you are sure the combination is sound. [2024-01-26 11:11:01,343 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ldv_insmod_4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES ======== [2024-01-26 11:11:01,344 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=LoopHeads, 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;@3097f931, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-01-26 11:11:01,344 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-01-26 11:11:01,353 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process