/root/.sdkman/candidates/java/current/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf --traceabstraction.dfs.order.used.in.por LOOP_LOCKSTEP --traceabstraction.additional.conditional.commutativity.checking BOTH --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-04 15:27:16,460 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 15:27:16,544 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 15:27:16,549 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 15:27:16,550 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 15:27:16,580 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 15:27:16,581 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 15:27:16,581 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 15:27:16,582 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 15:27:16,585 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 15:27:16,586 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 15:27:16,586 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 15:27:16,586 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 15:27:16,588 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 15:27:16,588 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 15:27:16,588 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 15:27:16,588 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 15:27:16,589 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 15:27:16,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 15:27:16,589 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 15:27:16,589 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 15:27:16,590 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 15:27:16,591 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 15:27:16,591 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 15:27:16,591 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 15:27:16,591 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 15:27:16,592 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 15:27:16,592 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 15:27:16,592 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 15:27:16,592 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 15:27:16,593 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 15:27:16,594 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 15:27:16,595 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> BOTH Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-04-04 15:27:16,835 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 15:27:16,853 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 15:27:16,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 15:27:16,857 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 15:27:16,857 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 15:27:16,858 INFO L431 ainManager$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--nsc-ircc.ko.cil.i [2024-04-04 15:27:18,006 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 15:27:18,560 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 15:27:18,560 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.14-races/linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2024-04-04 15:27:18,664 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/648a160ae/8396d2f63e734d4cbc14d2c2cb6c32b9/FLAG3039e6761 [2024-04-04 15:27:18,678 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/648a160ae/8396d2f63e734d4cbc14d2c2cb6c32b9 [2024-04-04 15:27:18,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 15:27:18,682 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 15:27:18,683 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 15:27:18,683 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 15:27:18,687 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 15:27:18,688 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:27:18" (1/1) ... [2024-04-04 15:27:18,689 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a34237c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:18, skipping insertion in model container [2024-04-04 15:27:18,689 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 03:27:18" (1/1) ... [2024-04-04 15:27:18,833 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 15:27:20,988 WARN L240 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--nsc-ircc.ko.cil.i[295890,295903] [2024-04-04 15:27:21,461 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 15:27:21,522 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 15:27:21,711 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"); [5825] [2024-04-04 15:27:21,714 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)); [5832] [2024-04-04 15:27:21,714 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5839] [2024-04-04 15:27:21,716 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)); [5880-5881] [2024-04-04 15:27:21,716 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"); [5886-5888] [2024-04-04 15:27:21,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5982] [2024-04-04 15:27:21,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5990] [2024-04-04 15:27:21,897 WARN L240 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--nsc-ircc.ko.cil.i[295890,295903] [2024-04-04 15:27:21,911 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 15:27:22,101 INFO L206 MainTranslator]: Completed translation [2024-04-04 15:27:22,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22 WrapperNode [2024-04-04 15:27:22,102 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 15:27:22,103 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 15:27:22,103 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 15:27:22,103 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 15:27:22,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:22,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:22,730 INFO L138 Inliner]: procedures = 399, calls = 2232, calls flagged for inlining = 830, calls inlined = 2261, statements flattened = 22607 [2024-04-04 15:27:22,730 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 15:27:22,731 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 15:27:22,731 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 15:27:22,731 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 15:27:22,740 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:22,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:22,860 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:22,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,351 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,438 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,492 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,535 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,642 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 15:27:23,643 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 15:27:23,644 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 15:27:23,644 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 15:27:23,645 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (1/1) ... [2024-04-04 15:27:23,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 15:27:23,661 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 15:27:23,675 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) [2024-04-04 15:27:23,696 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 [2024-04-04 15:27:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2024-04-04 15:27:23,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2024-04-04 15:27:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2024-04-04 15:27:23,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2024-04-04 15:27:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 15:27:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 15:27:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-04 15:27:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2024-04-04 15:27:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2024-04-04 15:27:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 15:27:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2024-04-04 15:27:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2024-04-04 15:27:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 15:27:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-04 15:27:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-04 15:27:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-04 15:27:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 15:27:23,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 15:27:23,751 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-04 15:27:24,505 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 15:27:24,507 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 15:27:39,331 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 15:27:39,568 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 15:27:39,569 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-04 15:27:39,581 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:27:39 BoogieIcfgContainer [2024-04-04 15:27:39,581 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 15:27:39,584 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 15:27:39,584 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 15:27:39,587 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 15:27:39,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 03:27:18" (1/3) ... [2024-04-04 15:27:39,588 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14bcc11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:27:39, skipping insertion in model container [2024-04-04 15:27:39,588 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 03:27:22" (2/3) ... [2024-04-04 15:27:39,589 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14bcc11b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 03:27:39, skipping insertion in model container [2024-04-04 15:27:39,589 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 03:27:39" (3/3) ... [2024-04-04 15:27:39,590 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2024-04-04 15:27:39,599 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 15:27:39,608 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 15:27:39,609 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-04-04 15:27:39,609 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 15:27:44,136 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2024-04-04 15:27:44,825 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 15:27:44,825 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 15:27:44,825 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 15:27:44,828 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) [2024-04-04 15:27:44,830 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 [2024-04-04 15:27:44,889 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 15:27:44,903 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:27:44,905 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 15:27:44,910 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;@7aca586e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 15:27:44,910 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-04-04 15:27:48,532 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:27:48,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:27:48,536 INFO L85 PathProgramCache]: Analyzing trace with hash 1946424245, now seen corresponding path program 1 times [2024-04-04 15:27:48,545 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:27:48,548 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [668126368] [2024-04-04 15:27:48,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:27:48,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:27:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:27:51,202 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-04-04 15:27:51,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:27:51,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [668126368] [2024-04-04 15:27:51,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [668126368] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:27:51,204 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:27:51,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 15:27:51,206 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [366610659] [2024-04-04 15:27:51,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:27:51,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 15:27:51,218 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:27:52,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 15:27:52,707 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 15:27:52,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:27:52,720 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:27:52,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1068.0) internal successors, (2136), 2 states have internal predecessors, (2136), 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) [2024-04-04 15:27:52,724 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:27:53,355 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:27:53,356 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 15:27:53,356 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:27:53,357 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:27:53,358 INFO L85 PathProgramCache]: Analyzing trace with hash 1942248590, now seen corresponding path program 1 times [2024-04-04 15:27:53,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:27:53,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867229448] [2024-04-04 15:27:53,358 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:27:53,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:27:53,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:27:55,952 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:27:55,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:27:55,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867229448] [2024-04-04 15:27:55,954 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867229448] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:27:55,954 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:27:55,954 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:27:55,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1369581639] [2024-04-04 15:27:55,955 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:27:55,959 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:27:55,959 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:27:56,412 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-04-04 15:27:58,475 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 1 times [2024-04-04 15:27:58,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:27:58,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:28:00,452 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 15:28:01,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:28:03,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:28:03,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 15:28:03,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:03,517 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:03,519 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 795.3333333333334) internal successors, (2386), 3 states have internal predecessors, (2386), 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) [2024-04-04 15:28:03,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:03,519 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:03,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:03,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:03,988 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-04-04 15:28:03,988 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:03,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:03,989 INFO L85 PathProgramCache]: Analyzing trace with hash 416358070, now seen corresponding path program 1 times [2024-04-04 15:28:03,989 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:03,990 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085396807] [2024-04-04 15:28:03,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:03,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:04,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:05,309 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:05,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085396807] [2024-04-04 15:28:05,309 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085396807] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:05,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:05,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:28:05,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524107417] [2024-04-04 15:28:05,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:05,316 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:28:05,316 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:05,766 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:28:05,767 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:28:05,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:05,790 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:05,793 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 847.6666666666666) internal successors, (2543), 3 states have internal predecessors, (2543), 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) [2024-04-04 15:28:05,793 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:05,794 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:06,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:06,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:06,316 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-04 15:28:06,317 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:06,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:06,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1441643, now seen corresponding path program 1 times [2024-04-04 15:28:06,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:06,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692133119] [2024-04-04 15:28:06,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:06,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:06,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:07,851 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:07,852 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:07,852 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692133119] [2024-04-04 15:28:07,852 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [692133119] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:07,852 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:07,853 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:28:07,853 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1089016049] [2024-04-04 15:28:07,853 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:07,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:28:07,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:08,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:28:08,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:28:08,181 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:08,201 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:08,204 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 900.6666666666666) internal successors, (2702), 3 states have internal predecessors, (2702), 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) [2024-04-04 15:28:08,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:08,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:08,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:08,204 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:08,567 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:08,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-04-04 15:28:08,568 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:08,569 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:08,569 INFO L85 PathProgramCache]: Analyzing trace with hash 525822620, now seen corresponding path program 1 times [2024-04-04 15:28:08,570 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:08,570 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1085614469] [2024-04-04 15:28:08,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:08,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:08,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:09,890 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:09,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:09,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1085614469] [2024-04-04 15:28:09,891 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1085614469] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:09,891 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:09,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:28:09,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1732724528] [2024-04-04 15:28:09,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:09,894 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:28:09,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:10,208 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:28:10,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:28:10,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:10,232 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:10,234 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 828.6666666666666) internal successors, (2486), 3 states have internal predecessors, (2486), 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) [2024-04-04 15:28:10,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:10,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:10,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-04-04 15:28:10,502 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:10,502 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:10,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1958107656, now seen corresponding path program 1 times [2024-04-04 15:28:10,503 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:10,503 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747412256] [2024-04-04 15:28:10,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:10,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:10,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:12,607 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:12,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:12,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747412256] [2024-04-04 15:28:12,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747412256] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:12,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:12,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 15:28:12,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654505183] [2024-04-04 15:28:12,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:12,611 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 15:28:12,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:12,834 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 15:28:12,834 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-04-04 15:28:12,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:12,853 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:12,855 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 297.25) internal successors, (2378), 8 states have internal predecessors, (2378), 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) [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:12,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:13,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:13,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:13,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:13,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:13,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:13,438 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-04 15:28:13,439 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:13,439 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:13,440 INFO L85 PathProgramCache]: Analyzing trace with hash -1995639651, now seen corresponding path program 1 times [2024-04-04 15:28:13,440 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:13,440 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [839177077] [2024-04-04 15:28:13,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:13,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:13,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:15,580 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:15,580 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:15,580 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [839177077] [2024-04-04 15:28:15,580 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [839177077] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:15,581 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:15,581 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 15:28:15,581 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1982112278] [2024-04-04 15:28:15,581 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:15,583 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 15:28:15,584 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:15,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 15:28:15,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-04 15:28:15,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:15,875 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:15,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 486.8) internal successors, (2434), 5 states have internal predecessors, (2434), 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) [2024-04-04 15:28:15,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:15,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:15,876 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:15,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:15,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:15,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:15,877 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:16,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:16,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:16,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:16,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:16,290 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-04 15:28:16,290 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:16,290 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:16,291 INFO L85 PathProgramCache]: Analyzing trace with hash 1929452574, now seen corresponding path program 1 times [2024-04-04 15:28:16,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:16,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [352646747] [2024-04-04 15:28:16,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:16,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:16,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:18,842 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:18,843 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:18,843 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [352646747] [2024-04-04 15:28:18,843 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [352646747] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:18,843 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:18,843 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:28:18,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974864977] [2024-04-04 15:28:18,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:18,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:28:18,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:19,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:28:19,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:28:19,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:19,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:19,194 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 814.3333333333334) internal successors, (2443), 3 states have internal predecessors, (2443), 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) [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:19,194 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:20,388 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-04 15:28:20,389 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:20,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:20,390 INFO L85 PathProgramCache]: Analyzing trace with hash 1346489937, now seen corresponding path program 1 times [2024-04-04 15:28:20,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:20,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1007093976] [2024-04-04 15:28:20,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:20,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:20,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:21,869 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:21,870 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:21,870 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1007093976] [2024-04-04 15:28:21,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1007093976] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:21,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:21,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 15:28:21,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1962905136] [2024-04-04 15:28:21,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:21,873 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 15:28:21,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:22,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 15:28:22,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-04-04 15:28:22,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:22,348 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:22,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 517.6) internal successors, (2588), 5 states have internal predecessors, (2588), 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) [2024-04-04 15:28:22,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:22,350 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:22,351 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:23,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:23,160 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:23,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 15:28:23,161 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-04-04 15:28:23,161 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:23,162 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:23,162 INFO L85 PathProgramCache]: Analyzing trace with hash -1563027855, now seen corresponding path program 1 times [2024-04-04 15:28:23,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:23,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9314020] [2024-04-04 15:28:23,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:23,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:23,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:28:26,529 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-04 15:28:26,529 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:28:26,529 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9314020] [2024-04-04 15:28:26,529 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [9314020] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:28:26,530 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:28:26,530 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 15:28:26,530 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741010668] [2024-04-04 15:28:26,530 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:28:26,532 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 15:28:26,533 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:28:27,014 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 15:28:27,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-04 15:28:27,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:27,037 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:28:27,039 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 431.3333333333333) internal successors, (2588), 6 states have internal predecessors, (2588), 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) [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 15:28:27,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:27,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:28:27,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 15:28:27,425 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 15:28:27,425 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-04-04 15:28:27,426 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 30 more)] === [2024-04-04 15:28:27,426 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:27,427 INFO L85 PathProgramCache]: Analyzing trace with hash -168654883, now seen corresponding path program 1 times [2024-04-04 15:28:27,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:28:27,427 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484592432] [2024-04-04 15:28:27,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:28:27,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:28:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:28:34,941 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 15:28:41,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:28:47,181 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 15:28:47,182 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 15:28:47,183 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 33 remaining) [2024-04-04 15:28:47,184 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (31 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (30 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 33 remaining) [2024-04-04 15:28:47,185 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err14INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (23 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (22 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 33 remaining) [2024-04-04 15:28:47,186 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err11INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (17 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (13 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (11 of 33 remaining) [2024-04-04 15:28:47,187 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 33 remaining) [2024-04-04 15:28:47,188 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err13INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 33 remaining) [2024-04-04 15:28:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (2 of 33 remaining) [2024-04-04 15:28:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 33 remaining) [2024-04-04 15:28:47,189 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread1of1ForFork4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 33 remaining) [2024-04-04 15:28:47,189 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-04 15:28:47,197 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 15:28:47,201 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 15:28:47,202 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-04-04 15:28:53,957 INFO L144 ThreadInstanceAdder]: Constructed 488 joinOtherThreadTransitions. [2024-04-04 15:28:54,937 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 15:28:54,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 15:28:54,938 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 15:28:54,940 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) [2024-04-04 15:28:54,942 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 [2024-04-04 15:28:54,964 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 15:28:54,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:28:54,965 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 15:28:54,966 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;@7aca586e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=BOTH, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-04 15:28:54,966 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2024-04-04 15:29:00,661 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-04-04 15:29:00,662 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:29:00,662 INFO L85 PathProgramCache]: Analyzing trace with hash 454227553, now seen corresponding path program 1 times [2024-04-04 15:29:00,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:29:00,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1429076488] [2024-04-04 15:29:00,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:00,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:00,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:29:02,667 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2024-04-04 15:29:02,668 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:29:02,668 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1429076488] [2024-04-04 15:29:02,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1429076488] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:29:02,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:29:02,668 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 15:29:02,669 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1824181936] [2024-04-04 15:29:02,669 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:29:02,671 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 15:29:02,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:29:04,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 15:29:04,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 15:29:04,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:04,205 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:29:04,206 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 1206.5) internal successors, (2413), 2 states have internal predecessors, (2413), 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) [2024-04-04 15:29:04,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:04,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:04,899 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-04-04 15:29:04,900 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-04-04 15:29:04,900 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:29:04,901 INFO L85 PathProgramCache]: Analyzing trace with hash -818892410, now seen corresponding path program 1 times [2024-04-04 15:29:04,901 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:29:04,901 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [914638650] [2024-04-04 15:29:04,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:04,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:05,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:29:06,642 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-04 15:29:06,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:29:06,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [914638650] [2024-04-04 15:29:06,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [914638650] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:29:06,642 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:29:06,643 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:29:06,643 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2026219177] [2024-04-04 15:29:06,643 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:29:06,645 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:29:06,646 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:29:06,960 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-04-04 15:29:09,003 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 1 times [2024-04-04 15:29:09,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:09,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:09,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:29:09,780 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 15:29:10,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 15:29:11,989 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:29:11,989 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 15:29:11,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:12,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:29:12,021 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 887.6666666666666) internal successors, (2663), 3 states have internal predecessors, (2663), 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) [2024-04-04 15:29:12,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:12,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:12,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:12,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:12,540 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-04-04 15:29:12,540 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-04-04 15:29:12,541 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:29:12,542 INFO L85 PathProgramCache]: Analyzing trace with hash -583836735, now seen corresponding path program 1 times [2024-04-04 15:29:12,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:29:12,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195641205] [2024-04-04 15:29:12,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:12,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:12,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:29:14,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-04 15:29:14,168 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:29:14,168 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195641205] [2024-04-04 15:29:14,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195641205] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:29:14,168 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:29:14,168 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:29:14,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [856650694] [2024-04-04 15:29:14,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:29:14,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:29:14,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:29:14,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:29:14,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:29:14,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:14,998 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:29:15,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 940.0) internal successors, (2820), 3 states have internal predecessors, (2820), 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) [2024-04-04 15:29:15,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:15,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:15,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:15,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:15,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:15,412 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:15,412 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-04-04 15:29:15,412 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-04-04 15:29:15,413 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:29:15,413 INFO L85 PathProgramCache]: Analyzing trace with hash 1111367071, now seen corresponding path program 1 times [2024-04-04 15:29:15,413 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:29:15,413 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1733960776] [2024-04-04 15:29:15,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:15,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:29:17,432 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-04 15:29:17,432 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:29:17,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1733960776] [2024-04-04 15:29:17,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1733960776] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:29:17,433 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:29:17,433 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:29:17,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664440685] [2024-04-04 15:29:17,433 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:29:17,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:29:17,436 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 15:29:18,195 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 15:29:18,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 15:29:18,195 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:18,226 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 15:29:18,228 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 993.0) internal successors, (2979), 3 states have internal predecessors, (2979), 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) [2024-04-04 15:29:18,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:18,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:18,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:18,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:18,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 15:29:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:18,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 15:29:18,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-04-04 15:29:18,559 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-04-04 15:29:18,559 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 15:29:18,560 INFO L85 PathProgramCache]: Analyzing trace with hash 1335398392, now seen corresponding path program 1 times [2024-04-04 15:29:18,560 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 15:29:18,560 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143166185] [2024-04-04 15:29:18,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 15:29:18,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 15:29:18,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 15:29:20,460 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-04 15:29:20,460 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 15:29:20,460 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143166185] [2024-04-04 15:29:20,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2143166185] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 15:29:20,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 15:29:20,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 15:29:20,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167290045] [2024-04-04 15:29:20,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 15:29:20,463 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 15:29:20,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL