/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 IA --traceabstraction.criterion.for.conditional.commutativity.checking RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -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 11:51:02,282 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-04 11:51:02,349 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-04 11:51:02,353 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-04 11:51:02,354 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-04 11:51:02,381 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-04 11:51:02,381 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-04 11:51:02,381 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-04 11:51:02,382 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-04 11:51:02,382 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-04 11:51:02,382 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-04 11:51:02,383 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-04 11:51:02,383 INFO L153 SettingsManager]: * Use SBE=true [2024-04-04 11:51:02,383 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-04 11:51:02,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-04 11:51:02,384 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-04 11:51:02,387 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-04 11:51:02,389 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-04 11:51:02,389 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-04 11:51:02,390 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-04 11:51:02,391 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-04 11:51:02,391 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-04 11:51:02,391 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-04 11:51:02,391 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-04 11:51:02,391 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-04 11:51:02,392 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-04 11:51:02,392 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-04 11:51:02,392 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-04 11:51:02,392 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-04 11:51:02,392 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 11:51:02,393 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-04 11:51:02,394 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-04 11:51:02,394 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-04 11:51:02,394 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-04 11:51:02,394 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-04 11:51:02,394 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-04 11:51:02,420 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-04 11:51:02,421 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-04 11:51:02,421 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-04 11:51:02,421 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-04 11:51:02,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-04 11:51:02,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-04 11:51:02,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-04 11:51:02,666 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-04 11:51:02,669 INFO L274 PluginConnector]: CDTParser initialized [2024-04-04 11:51:02,670 INFO L431 ainManager$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 11:51:03,737 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-04 11:51:04,170 INFO L384 CDTParser]: Found 1 translation units. [2024-04-04 11:51:04,171 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 11:51:04,209 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5a03836b9/2d988edd99cd4489a8a64b2d7348b375/FLAGad48e3d33 [2024-04-04 11:51:04,222 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/5a03836b9/2d988edd99cd4489a8a64b2d7348b375 [2024-04-04 11:51:04,224 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-04 11:51:04,226 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-04 11:51:04,226 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-04 11:51:04,226 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-04 11:51:04,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-04 11:51:04,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:51:04" (1/1) ... [2024-04-04 11:51:04,232 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16e816a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:04, skipping insertion in model container [2024-04-04 11:51:04,232 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 04.04 11:51:04" (1/1) ... [2024-04-04 11:51:04,323 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-04 11:51:06,016 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 11:51:06,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 11:51:06,363 INFO L202 MainTranslator]: Completed pre-run [2024-04-04 11:51:06,493 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 11:51:06,494 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 11:51:06,495 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5839] [2024-04-04 11:51:06,496 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 11:51:06,496 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 11:51:06,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5982] [2024-04-04 11:51:06,498 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5990] [2024-04-04 11:51:06,649 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 11:51:06,661 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-04 11:51:06,758 INFO L206 MainTranslator]: Completed translation [2024-04-04 11:51:06,758 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06 WrapperNode [2024-04-04 11:51:06,759 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-04 11:51:06,760 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-04 11:51:06,760 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-04 11:51:06,761 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-04 11:51:06,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:06,842 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,199 INFO L138 Inliner]: procedures = 399, calls = 2232, calls flagged for inlining = 830, calls inlined = 2261, statements flattened = 22607 [2024-04-04 11:51:07,212 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-04 11:51:07,213 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-04 11:51:07,213 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-04 11:51:07,213 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-04 11:51:07,220 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,221 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,424 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,424 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,742 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,854 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,898 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,963 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-04 11:51:07,964 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-04 11:51:07,964 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-04 11:51:07,964 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-04 11:51:07,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (1/1) ... [2024-04-04 11:51:07,970 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-04 11:51:07,980 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:51:07,993 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 11:51:08,003 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 11:51:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2024-04-04 11:51:08,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2024-04-04 11:51:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2024-04-04 11:51:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2024-04-04 11:51:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-04 11:51:08,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2024-04-04 11:51:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2024-04-04 11:51:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-04 11:51:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2024-04-04 11:51:08,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-04 11:51:08,037 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-04 11:51:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-04 11:51:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-04 11:51:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-04 11:51:08,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-04 11:51:08,050 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 11:51:08,728 INFO L241 CfgBuilder]: Building ICFG [2024-04-04 11:51:08,730 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-04 11:51:20,977 INFO L282 CfgBuilder]: Performing block encoding [2024-04-04 11:51:21,142 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-04 11:51:21,143 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-04 11:51:21,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:51:21 BoogieIcfgContainer [2024-04-04 11:51:21,154 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-04 11:51:21,156 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-04 11:51:21,157 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-04 11:51:21,159 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-04 11:51:21,159 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 04.04 11:51:04" (1/3) ... [2024-04-04 11:51:21,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2123cff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:51:21, skipping insertion in model container [2024-04-04 11:51:21,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 04.04 11:51:06" (2/3) ... [2024-04-04 11:51:21,160 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2123cff8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 04.04 11:51:21, skipping insertion in model container [2024-04-04 11:51:21,160 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 04.04 11:51:21" (3/3) ... [2024-04-04 11:51:21,161 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2024-04-04 11:51:21,168 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-04 11:51:21,176 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-04 11:51:21,176 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-04-04 11:51:21,176 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-04 11:51:25,231 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2024-04-04 11:51:25,857 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 11:51:25,857 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 11:51:25,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:51:25,859 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 11:51:25,910 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 11:51:25,922 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 11:51:25,945 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:25,947 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 11:51:26,241 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;@3a026a91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-04 11:51:26,242 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-04-04 11:51:28,416 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 11:51:28,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:28,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1946424245, now seen corresponding path program 1 times [2024-04-04 11:51:28,427 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:28,430 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1661481431] [2024-04-04 11:51:28,431 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:28,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:30,726 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 11:51:30,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:30,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1661481431] [2024-04-04 11:51:30,727 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1661481431] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:30,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:30,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 11:51:30,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1406171351] [2024-04-04 11:51:30,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:30,748 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 11:51:30,748 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:32,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 11:51:32,225 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 11:51:32,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:32,238 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:32,240 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 11:51:32,240 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:32,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:32,625 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-04 11:51:32,626 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 11:51:32,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:32,627 INFO L85 PathProgramCache]: Analyzing trace with hash 1942248590, now seen corresponding path program 1 times [2024-04-04 11:51:32,627 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:32,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [328550418] [2024-04-04 11:51:32,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:32,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:32,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:34,626 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 11:51:34,627 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:34,627 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [328550418] [2024-04-04 11:51:34,627 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [328550418] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:34,627 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:34,627 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:51:34,628 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188183494] [2024-04-04 11:51:34,628 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:34,630 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:51:34,630 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:35,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:51:35,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:51:35,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:35,544 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:35,546 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 11:51:35,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:35,546 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:35,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:35,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:35,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-04 11:51:35,831 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 11:51:35,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:35,832 INFO L85 PathProgramCache]: Analyzing trace with hash 416358070, now seen corresponding path program 1 times [2024-04-04 11:51:35,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:35,832 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [838072722] [2024-04-04 11:51:35,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:35,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:36,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:36,954 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 11:51:36,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:36,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [838072722] [2024-04-04 11:51:36,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [838072722] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:36,955 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:36,955 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:51:36,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [275140814] [2024-04-04 11:51:36,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:36,958 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:51:36,958 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:37,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:51:37,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:51:37,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:37,241 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:37,244 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 11:51:37,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:37,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:37,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:37,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:37,453 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:37,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:37,454 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-04 11:51:37,454 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 11:51:37,455 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:37,455 INFO L85 PathProgramCache]: Analyzing trace with hash -1441643, now seen corresponding path program 1 times [2024-04-04 11:51:37,455 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:37,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [530593185] [2024-04-04 11:51:37,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:37,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:37,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:38,778 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 11:51:38,778 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:38,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [530593185] [2024-04-04 11:51:38,779 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [530593185] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:38,779 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:38,779 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:51:38,779 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1927086585] [2024-04-04 11:51:38,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:38,781 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:51:38,781 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:39,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:51:39,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:51:39,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:39,124 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:39,126 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 11:51:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:39,126 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:39,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:39,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:39,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:39,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:39,311 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-04-04 11:51:39,311 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 11:51:39,312 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:39,313 INFO L85 PathProgramCache]: Analyzing trace with hash 525822620, now seen corresponding path program 1 times [2024-04-04 11:51:39,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:39,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936978853] [2024-04-04 11:51:39,313 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:39,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:39,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:40,270 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 11:51:40,271 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:40,271 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936978853] [2024-04-04 11:51:40,271 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936978853] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:40,271 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:40,271 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:51:40,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [775808225] [2024-04-04 11:51:40,271 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:40,273 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:51:40,273 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:40,457 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 11:51:42,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 1 times [2024-04-04 11:51:42,504 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:42,504 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:43,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:51:43,964 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:51:44,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:51:46,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:51:46,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 11:51:46,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:46,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:46,224 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 11:51:46,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:46,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:46,403 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable5 [2024-04-04 11:51:46,403 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 11:51:46,403 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:46,404 INFO L85 PathProgramCache]: Analyzing trace with hash -1958107656, now seen corresponding path program 1 times [2024-04-04 11:51:46,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:46,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181077248] [2024-04-04 11:51:46,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:46,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:46,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:48,037 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 11:51:48,038 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:48,039 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181077248] [2024-04-04 11:51:48,039 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181077248] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:48,039 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:48,039 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 11:51:48,039 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030572318] [2024-04-04 11:51:48,039 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:48,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 11:51:48,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:48,260 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 11:51:48,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-04-04 11:51:48,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:48,273 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:48,275 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 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,275 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:48,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:48,631 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:51:48,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-04-04 11:51:48,631 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 11:51:48,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:48,632 INFO L85 PathProgramCache]: Analyzing trace with hash -1995639651, now seen corresponding path program 1 times [2024-04-04 11:51:48,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:48,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56535152] [2024-04-04 11:51:48,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:48,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:48,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:50,374 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 11:51:50,374 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:50,374 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56535152] [2024-04-04 11:51:50,374 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56535152] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:50,375 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:50,375 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 11:51:50,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417475221] [2024-04-04 11:51:50,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:50,377 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 11:51:50,377 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:50,582 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 11:51:50,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-04 11:51:50,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:50,595 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:50,597 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 11:51:50,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:50,597 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:51:50,600 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:50,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:50,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:50,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:51:50,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:51:50,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-04-04 11:51:50,831 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 11:51:50,831 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:50,832 INFO L85 PathProgramCache]: Analyzing trace with hash 1929452574, now seen corresponding path program 1 times [2024-04-04 11:51:50,832 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:50,833 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069801207] [2024-04-04 11:51:50,833 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:50,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:51,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:53,239 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 11:51:53,240 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:53,240 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069801207] [2024-04-04 11:51:53,240 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069801207] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:53,240 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:53,240 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:51:53,240 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [332925884] [2024-04-04 11:51:53,240 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:53,242 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:51:53,242 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:53,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:51:53,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:51:53,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:53,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:51:53,646 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 11:51:53,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:51:53,647 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:54,274 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:51:54,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:51:54,275 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-04-04 11:51:54,276 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 11:51:54,276 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:51:54,277 INFO L85 PathProgramCache]: Analyzing trace with hash 1346489937, now seen corresponding path program 1 times [2024-04-04 11:51:54,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:51:54,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2032249469] [2024-04-04 11:51:54,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:54,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:54,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:51:55,828 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 11:51:55,828 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:51:55,828 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2032249469] [2024-04-04 11:51:55,828 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2032249469] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:51:55,828 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:51:55,829 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 11:51:55,829 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1903322775] [2024-04-04 11:51:55,829 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:51:55,831 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 11:51:55,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:51:56,159 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 11:51:58,205 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 2 times [2024-04-04 11:51:58,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:51:58,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:51:58,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:51:58,728 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:51:59,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:00,005 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 11:52:00,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-04 11:52:00,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:00,017 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:00,019 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 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,019 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:00,448 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:00,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 11:52:00,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-04-04 11:52:00,450 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 11:52:00,450 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:00,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1563027855, now seen corresponding path program 1 times [2024-04-04 11:52:00,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:00,451 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1856146335] [2024-04-04 11:52:00,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:00,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:00,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:02,453 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 11:52:02,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:02,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1856146335] [2024-04-04 11:52:02,453 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1856146335] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:02,454 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:02,454 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-04 11:52:02,454 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919633894] [2024-04-04 11:52:02,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:02,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-04 11:52:02,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:02,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-04 11:52:02,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-04 11:52:02,736 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:02,749 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:02,751 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 11:52:02,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:02,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,751 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:52:02,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:52:02,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-04 11:52:02,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:02,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:02,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-04 11:52:02,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-04 11:52:02,964 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-04-04 11:52:02,964 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 11:52:02,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:02,965 INFO L85 PathProgramCache]: Analyzing trace with hash -168654883, now seen corresponding path program 1 times [2024-04-04 11:52:02,966 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:02,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1811977523] [2024-04-04 11:52:02,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:02,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:10,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:10,353 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:52:15,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:21,381 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-04 11:52:21,382 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-04 11:52:21,383 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 33 remaining) [2024-04-04 11:52:21,384 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (31 of 33 remaining) [2024-04-04 11:52:21,384 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (30 of 33 remaining) [2024-04-04 11:52:21,384 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err14INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (23 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (22 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 33 remaining) [2024-04-04 11:52:21,385 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err11INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (17 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (13 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (11 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 33 remaining) [2024-04-04 11:52:21,386 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err13INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (2 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 33 remaining) [2024-04-04 11:52:21,387 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread1of1ForFork4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 33 remaining) [2024-04-04 11:52:21,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-04-04 11:52:21,398 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-04 11:52:21,400 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-04 11:52:21,400 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-04-04 11:52:27,473 INFO L144 ThreadInstanceAdder]: Constructed 488 joinOtherThreadTransitions. [2024-04-04 11:52:28,170 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-04 11:52:28,170 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-04 11:52:28,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-04 11:52:28,214 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 11:52:28,215 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 11:52:28,234 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-04 11:52:28,235 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:28,235 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-04 11:52:28,235 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;@3a026a91, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-04 11:52:28,235 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2024-04-04 11:52:31,737 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 11:52:31,737 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:31,738 INFO L85 PathProgramCache]: Analyzing trace with hash 454227553, now seen corresponding path program 1 times [2024-04-04 11:52:31,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:31,738 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [314405014] [2024-04-04 11:52:31,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:31,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:33,293 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 11:52:33,293 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:33,293 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [314405014] [2024-04-04 11:52:33,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [314405014] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:33,294 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:33,294 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-04 11:52:33,294 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1604332108] [2024-04-04 11:52:33,294 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:33,296 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-04 11:52:33,296 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:34,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-04 11:52:34,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-04 11:52:34,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:34,832 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:34,835 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 11:52:34,835 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:35,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:35,329 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-04-04 11:52:35,329 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 11:52:35,329 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:35,330 INFO L85 PathProgramCache]: Analyzing trace with hash -818892410, now seen corresponding path program 1 times [2024-04-04 11:52:35,330 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:35,330 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419707898] [2024-04-04 11:52:35,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:35,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:35,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:37,045 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 11:52:37,045 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:37,045 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419707898] [2024-04-04 11:52:37,045 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419707898] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:37,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:37,046 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:52:37,046 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2124110446] [2024-04-04 11:52:37,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:37,048 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:52:37,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:38,394 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:52:38,394 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:52:38,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:38,413 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:38,415 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 11:52:38,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:38,415 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:38,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:38,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:38,853 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-04-04 11:52:38,853 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 11:52:38,853 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:38,854 INFO L85 PathProgramCache]: Analyzing trace with hash -583836735, now seen corresponding path program 1 times [2024-04-04 11:52:38,854 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:38,854 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [387032132] [2024-04-04 11:52:38,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:38,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:39,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:40,670 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 11:52:40,671 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:40,671 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [387032132] [2024-04-04 11:52:40,671 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [387032132] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:40,671 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:40,671 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:52:40,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [453207637] [2024-04-04 11:52:40,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:40,674 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:52:40,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:41,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:52:41,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:52:41,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:41,443 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:41,445 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 11:52:41,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:41,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:41,445 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:41,714 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:41,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:41,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:41,715 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-04-04 11:52:41,715 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 11:52:41,716 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:41,716 INFO L85 PathProgramCache]: Analyzing trace with hash 1111367071, now seen corresponding path program 1 times [2024-04-04 11:52:41,716 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:41,716 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027433539] [2024-04-04 11:52:41,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:41,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:41,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:43,640 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 11:52:43,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:43,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027433539] [2024-04-04 11:52:43,641 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1027433539] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:43,641 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:43,641 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:52:43,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691588737] [2024-04-04 11:52:43,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:43,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:52:43,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:43,933 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 11:52:45,974 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 1 times [2024-04-04 11:52:45,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:45,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:46,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:46,779 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:52:47,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:48,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:52:48,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 11:52:48,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:48,243 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:48,245 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 11:52:48,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:48,245 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:48,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:48,246 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:48,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:48,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:48,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:48,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:48,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,SelfDestructingSolverStorable17 [2024-04-04 11:52:48,495 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 11:52:48,495 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:48,496 INFO L85 PathProgramCache]: Analyzing trace with hash 1335398392, now seen corresponding path program 1 times [2024-04-04 11:52:48,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:48,496 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486068618] [2024-04-04 11:52:48,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:48,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:49,762 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 11:52:49,762 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:49,762 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486068618] [2024-04-04 11:52:49,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486068618] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:49,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:49,762 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:52:49,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [25939350] [2024-04-04 11:52:49,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:49,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:52:49,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:49,974 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 11:52:52,021 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 2 times [2024-04-04 11:52:52,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:52,021 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:52,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:52,575 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:52:53,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:54,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:52:54,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 11:52:54,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:54,039 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:52:54,040 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 921.0) internal successors, (2763), 3 states have internal predecessors, (2763), 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 11:52:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,040 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,041 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:52:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:52:54,240 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable19 [2024-04-04 11:52:54,240 INFO L420 AbstractCegarLoop]: === Iteration 6 === 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 11:52:54,240 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:52:54,241 INFO L85 PathProgramCache]: Analyzing trace with hash 1565715420, now seen corresponding path program 1 times [2024-04-04 11:52:54,241 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:52:54,241 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [173369531] [2024-04-04 11:52:54,241 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:54,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:52:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 817 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-04-04 11:52:56,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:52:56,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [173369531] [2024-04-04 11:52:56,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [173369531] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:52:56,174 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:52:56,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-04 11:52:56,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1576462689] [2024-04-04 11:52:56,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:52:56,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-04 11:52:56,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:52:56,329 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 11:52:58,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 3 times [2024-04-04 11:52:58,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:52:58,368 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:52:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:52:58,796 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:52:59,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:53:00,159 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-04 11:53:00,159 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-04 11:53:00,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:00,179 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:00,181 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 335.5) internal successors, (2684), 8 states have internal predecessors, (2684), 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 11:53:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,181 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,182 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:00,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:00,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:00,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,SelfDestructingSolverStorable21 [2024-04-04 11:53:00,610 INFO L420 AbstractCegarLoop]: === Iteration 7 === 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 11:53:00,611 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:53:00,612 INFO L85 PathProgramCache]: Analyzing trace with hash 1014475388, now seen corresponding path program 1 times [2024-04-04 11:53:00,612 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:53:00,613 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [516064912] [2024-04-04 11:53:00,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:00,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:00,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:53:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-04 11:53:01,893 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:53:01,893 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [516064912] [2024-04-04 11:53:01,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [516064912] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:53:01,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:53:01,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:53:01,893 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529219489] [2024-04-04 11:53:01,893 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:53:01,895 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:53:01,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:53:02,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:53:02,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:53:02,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:02,409 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:02,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 949.3333333333334) internal successors, (2848), 3 states have internal predecessors, (2848), 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 11:53:02,410 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:02,411 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:02,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:02,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-04-04 11:53:02,746 INFO L420 AbstractCegarLoop]: === Iteration 8 === 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 11:53:02,746 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:53:02,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1087145565, now seen corresponding path program 1 times [2024-04-04 11:53:02,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:53:02,747 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433611499] [2024-04-04 11:53:02,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:02,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:02,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:53:04,854 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-04 11:53:04,854 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:53:04,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433611499] [2024-04-04 11:53:04,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433611499] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:53:04,854 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:53:04,854 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:53:04,854 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1784142652] [2024-04-04 11:53:04,854 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:53:04,856 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:53:04,856 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:53:05,015 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 11:53:07,047 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 4 times [2024-04-04 11:53:07,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:07,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:53:07,595 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-04 11:53:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-04 11:53:08,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:53:08,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-04 11:53:08,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:09,001 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:09,002 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1001.6666666666666) internal successors, (3005), 3 states have internal predecessors, (3005), 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 11:53:09,002 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,003 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:09,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,358 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:09,358 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24 [2024-04-04 11:53:09,358 INFO L420 AbstractCegarLoop]: === Iteration 9 === 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 11:53:09,358 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:53:09,358 INFO L85 PathProgramCache]: Analyzing trace with hash -1586083005, now seen corresponding path program 1 times [2024-04-04 11:53:09,359 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:53:09,359 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [754604501] [2024-04-04 11:53:09,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:09,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:09,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:53:11,169 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-04 11:53:11,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:53:11,169 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [754604501] [2024-04-04 11:53:11,169 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [754604501] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:53:11,169 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:53:11,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:53:11,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896816638] [2024-04-04 11:53:11,169 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:53:11,171 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:53:11,171 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:53:11,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:53:11,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:53:11,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:11,757 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:11,759 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 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 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:11,759 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:12,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:12,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2024-04-04 11:53:12,024 INFO L420 AbstractCegarLoop]: === Iteration 10 === 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 11:53:12,024 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:53:12,024 INFO L85 PathProgramCache]: Analyzing trace with hash -688790838, now seen corresponding path program 1 times [2024-04-04 11:53:12,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:53:12,024 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803550852] [2024-04-04 11:53:12,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:12,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:12,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:53:13,574 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-04 11:53:13,574 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:53:13,574 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803550852] [2024-04-04 11:53:13,574 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803550852] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:53:13,575 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:53:13,575 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-04 11:53:13,575 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70319471] [2024-04-04 11:53:13,575 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:53:13,577 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-04 11:53:13,577 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:53:14,160 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-04 11:53:14,161 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-04-04 11:53:14,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:14,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:14,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 982.6666666666666) internal successors, (2948), 3 states have internal predecessors, (2948), 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 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,192 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:14,443 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,444 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:14,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-04-04 11:53:14,444 INFO L420 AbstractCegarLoop]: === Iteration 11 === 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 11:53:14,445 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-04 11:53:14,446 INFO L85 PathProgramCache]: Analyzing trace with hash 2056921446, now seen corresponding path program 1 times [2024-04-04 11:53:14,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-04 11:53:14,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [673943555] [2024-04-04 11:53:14,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-04 11:53:14,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-04 11:53:14,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-04 11:53:17,476 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2024-04-04 11:53:17,476 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-04 11:53:17,476 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [673943555] [2024-04-04 11:53:17,476 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [673943555] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-04 11:53:17,476 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-04 11:53:17,477 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-04 11:53:17,477 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152958739] [2024-04-04 11:53:17,477 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-04 11:53:17,481 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-04 11:53:17,481 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-04 11:53:17,953 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-04 11:53:17,954 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-04-04 11:53:17,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:17,973 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-04 11:53:17,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 540.6) internal successors, (2703), 5 states have internal predecessors, (2703), 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 11:53:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-04 11:53:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,975 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-04 11:53:17,976 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.