/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 DEFAULT -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 [2024-04-03 22:12:22,751 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-03 22:12:22,816 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-03 22:12:22,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-03 22:12:22,821 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-03 22:12:22,842 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-03 22:12:22,842 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-03 22:12:22,842 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-03 22:12:22,843 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-03 22:12:22,846 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-03 22:12:22,846 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-03 22:12:22,846 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-03 22:12:22,846 INFO L153 SettingsManager]: * Use SBE=true [2024-04-03 22:12:22,847 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-03 22:12:22,848 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-03 22:12:22,849 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-03 22:12:22,850 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-03 22:12:22,850 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-03 22:12:22,850 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-03 22:12:22,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-03 22:12:22,850 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-03 22:12:22,850 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-03 22:12:22,851 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-03 22:12:22,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:12:22,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-03 22:12:22,852 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-03 22:12:22,853 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-03 22:12:22,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-03 22:12:22,853 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> IA Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT [2024-04-03 22:12:23,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-03 22:12:23,080 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-03 22:12:23,082 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-03 22:12:23,083 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-03 22:12:23,083 INFO L274 PluginConnector]: CDTParser initialized [2024-04-03 22:12:23,084 INFO L431 ainManager$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 [2024-04-03 22:12:23,983 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-03 22:12:24,369 INFO L384 CDTParser]: Found 1 translation units. [2024-04-03 22:12:24,370 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 [2024-04-03 22:12:24,405 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d539a350/56db1cb47d304b9b96b9349d2ff7f362/FLAG9d19809b9 [2024-04-03 22:12:24,419 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/2d539a350/56db1cb47d304b9b96b9349d2ff7f362 [2024-04-03 22:12:24,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-03 22:12:24,423 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-03 22:12:24,425 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-03 22:12:24,425 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-03 22:12:24,429 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-03 22:12:24,429 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:12:24" (1/1) ... [2024-04-03 22:12:24,430 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2eccbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:24, skipping insertion in model container [2024-04-03 22:12:24,430 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.04 10:12:24" (1/1) ... [2024-04-03 22:12:24,539 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-03 22:12:25,935 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] [2024-04-03 22:12:26,205 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:12:26,246 INFO L202 MainTranslator]: Completed pre-run [2024-04-03 22:12:26,314 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] [2024-04-03 22:12:26,315 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] [2024-04-03 22:12:26,316 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5839] [2024-04-03 22:12:26,317 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] [2024-04-03 22:12:26,317 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] [2024-04-03 22:12:26,320 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5982] [2024-04-03 22:12:26,321 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5990] [2024-04-03 22:12:26,545 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] [2024-04-03 22:12:26,556 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-03 22:12:26,643 INFO L206 MainTranslator]: Completed translation [2024-04-03 22:12:26,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26 WrapperNode [2024-04-03 22:12:26,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-03 22:12:26,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-03 22:12:26,645 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-03 22:12:26,645 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-03 22:12:26,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:26,720 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,108 INFO L138 Inliner]: procedures = 399, calls = 2232, calls flagged for inlining = 830, calls inlined = 2261, statements flattened = 22607 [2024-04-03 22:12:27,109 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-03 22:12:27,109 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-03 22:12:27,109 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-03 22:12:27,110 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-03 22:12:27,117 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,312 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,312 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,598 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,683 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,722 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,790 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-03 22:12:27,792 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-03 22:12:27,792 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-03 22:12:27,792 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-03 22:12:27,793 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (1/1) ... [2024-04-03 22:12:27,797 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-03 22:12:27,806 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:12:27,818 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) [2024-04-03 22:12:27,838 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 [2024-04-03 22:12:27,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2024-04-03 22:12:27,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2024-04-03 22:12:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2024-04-03 22:12:27,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2024-04-03 22:12:27,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2024-04-03 22:12:27,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2024-04-03 22:12:27,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-03 22:12:27,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-03 22:12:27,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2024-04-03 22:12:27,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-03 22:12:27,871 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-03 22:12:27,883 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-03 22:12:28,649 INFO L241 CfgBuilder]: Building ICFG [2024-04-03 22:12:28,651 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-03 22:12:40,819 INFO L282 CfgBuilder]: Performing block encoding [2024-04-03 22:12:40,973 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-03 22:12:40,973 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-04-03 22:12:40,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:12:40 BoogieIcfgContainer [2024-04-03 22:12:40,984 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-03 22:12:40,986 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-03 22:12:40,986 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-03 22:12:40,989 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-03 22:12:40,989 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.04 10:12:24" (1/3) ... [2024-04-03 22:12:40,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a8a356b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:12:40, skipping insertion in model container [2024-04-03 22:12:40,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.04 10:12:26" (2/3) ... [2024-04-03 22:12:40,990 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a8a356b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.04 10:12:40, skipping insertion in model container [2024-04-03 22:12:40,990 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.04 10:12:40" (3/3) ... [2024-04-03 22:12:40,991 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2024-04-03 22:12:40,998 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-03 22:12:41,006 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-03 22:12:41,006 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-04-03 22:12:41,006 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-03 22:12:44,533 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2024-04-03 22:12:45,189 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 22:12:45,190 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 22:12:45,190 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:12:45,192 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) [2024-04-03 22:12:45,196 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 [2024-04-03 22:12:45,248 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 22:12:45,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:12:45,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 22:12:45,267 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;@65008eb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 22:12:45,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-04-03 22:12:47,897 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)] === [2024-04-03 22:12:47,898 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:12:47,899 INFO L85 PathProgramCache]: Analyzing trace with hash 1946424245, now seen corresponding path program 1 times [2024-04-03 22:12:47,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:12:47,909 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [422864490] [2024-04-03 22:12:47,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:12:47,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:12:48,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:12:50,195 INFO L134 CoverageAnalysis]: Checked inductivity of 410 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 410 trivial. 0 not checked. [2024-04-03 22:12:50,196 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:12:50,196 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [422864490] [2024-04-03 22:12:50,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [422864490] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:12:50,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:12:50,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-03 22:12:50,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896727177] [2024-04-03 22:12:50,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:12:50,222 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-03 22:12:50,223 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:12:51,967 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-03 22:12:51,967 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-03 22:12:51,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:12:51,980 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:12:51,998 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) [2024-04-03 22:12:51,999 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:12:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:12:52,521 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-03 22:12:52,521 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)] === [2024-04-03 22:12:52,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:12:52,522 INFO L85 PathProgramCache]: Analyzing trace with hash 1942248590, now seen corresponding path program 1 times [2024-04-03 22:12:52,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:12:52,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1939325172] [2024-04-03 22:12:52,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:12:52,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:12:52,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:12:54,429 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:12:54,429 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:12:54,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1939325172] [2024-04-03 22:12:54,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1939325172] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:12:54,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:12:54,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:12:54,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [481725328] [2024-04-03 22:12:54,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:12:54,433 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:12:54,434 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:12:54,798 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 [2024-04-03 22:12:56,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 1 times [2024-04-03 22:12:56,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:12:56,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:12:58,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:12:58,330 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:12:59,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:00,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:13:00,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:13:00,858 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:00,878 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:00,879 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) [2024-04-03 22:13:00,879 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:00,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:01,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:01,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:01,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,SelfDestructingSolverStorable1 [2024-04-03 22:13:01,116 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)] === [2024-04-03 22:13:01,116 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:01,117 INFO L85 PathProgramCache]: Analyzing trace with hash 416358070, now seen corresponding path program 1 times [2024-04-03 22:13:01,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:01,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1713356296] [2024-04-03 22:13:01,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:01,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:02,314 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:02,314 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:02,314 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1713356296] [2024-04-03 22:13:02,314 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1713356296] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:02,315 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:02,315 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:13:02,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073568847] [2024-04-03 22:13:02,316 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:02,320 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:13:02,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:02,527 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 [2024-04-03 22:13:04,566 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 2 times [2024-04-03 22:13:04,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:04,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:05,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:05,192 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:05,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:06,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:13:06,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:13:06,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:06,549 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:06,551 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) [2024-04-03 22:13:06,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:06,551 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:06,552 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:06,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:06,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:06,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:06,753 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-04-03 22:13:06,755 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)] === [2024-04-03 22:13:06,760 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:06,761 INFO L85 PathProgramCache]: Analyzing trace with hash -1441643, now seen corresponding path program 1 times [2024-04-03 22:13:06,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:06,761 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [434400848] [2024-04-03 22:13:06,761 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:06,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:07,884 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:07,884 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:07,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [434400848] [2024-04-03 22:13:07,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [434400848] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:07,885 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:07,885 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:13:07,885 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050291872] [2024-04-03 22:13:07,885 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:07,887 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:13:07,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:08,053 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 [2024-04-03 22:13:10,096 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 3 times [2024-04-03 22:13:10,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:10,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:11,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:11,006 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:11,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:12,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:13:12,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:13:12,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:12,361 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:12,363 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) [2024-04-03 22:13:12,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:12,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:12,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:12,364 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:12,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:12,621 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:12,621 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-04-03 22:13:12,621 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)] === [2024-04-03 22:13:12,621 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:12,622 INFO L85 PathProgramCache]: Analyzing trace with hash 525822620, now seen corresponding path program 1 times [2024-04-03 22:13:12,622 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:12,622 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [382578378] [2024-04-03 22:13:12,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:12,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:12,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:13,543 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:13,544 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:13,544 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [382578378] [2024-04-03 22:13:13,545 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [382578378] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:13,545 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:13,545 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:13:13,545 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547906429] [2024-04-03 22:13:13,545 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:13,547 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:13:13,547 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:13,710 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 [2024-04-03 22:13:15,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 4 times [2024-04-03 22:13:15,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:15,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:16,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:16,413 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:16,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:17,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:13:17,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:13:17,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:17,702 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:17,703 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) [2024-04-03 22:13:17,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:17,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,703 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:17,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7 [2024-04-03 22:13:17,938 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)] === [2024-04-03 22:13:17,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:17,939 INFO L85 PathProgramCache]: Analyzing trace with hash -1958107656, now seen corresponding path program 1 times [2024-04-03 22:13:17,939 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:17,939 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952235504] [2024-04-03 22:13:17,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:17,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:18,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:19,399 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:19,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:19,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952235504] [2024-04-03 22:13:19,399 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [952235504] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:19,399 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:19,399 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-03 22:13:19,399 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [335322756] [2024-04-03 22:13:19,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:19,401 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-03 22:13:19,401 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:19,556 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 [2024-04-03 22:13:21,610 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 5 times [2024-04-03 22:13:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:21,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:22,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:22,355 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:23,502 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-03 22:13:23,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-03 22:13:23,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:23,522 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:23,524 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) [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,524 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:23,863 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:23,864 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-04-03 22:13:23,864 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)] === [2024-04-03 22:13:23,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:23,864 INFO L85 PathProgramCache]: Analyzing trace with hash -1995639651, now seen corresponding path program 1 times [2024-04-03 22:13:23,865 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:23,865 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632172895] [2024-04-03 22:13:23,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:23,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:24,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:25,246 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:25,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:25,246 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632172895] [2024-04-03 22:13:25,246 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632172895] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:25,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:25,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-03 22:13:25,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1271109367] [2024-04-03 22:13:25,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:25,249 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 22:13:25,249 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:25,399 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 [2024-04-03 22:13:27,436 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 6 times [2024-04-03 22:13:27,437 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:28,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:28,115 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:28,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:29,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 22:13:29,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-04-03 22:13:29,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:29,190 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:29,191 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) [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:29,191 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:29,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:29,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:29,433 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-04-03 22:13:29,433 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)] === [2024-04-03 22:13:29,433 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:29,434 INFO L85 PathProgramCache]: Analyzing trace with hash 1929452574, now seen corresponding path program 1 times [2024-04-03 22:13:29,434 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:29,434 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1970224968] [2024-04-03 22:13:29,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:29,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:29,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:31,089 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:31,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:31,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1970224968] [2024-04-03 22:13:31,090 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1970224968] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:31,090 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:31,090 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:13:31,090 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [804404552] [2024-04-03 22:13:31,090 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:31,092 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:13:31,092 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:31,240 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 [2024-04-03 22:13:33,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 7 times [2024-04-03 22:13:33,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:33,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:33,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:33,747 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:34,847 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:13:34,848 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:13:34,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:34,863 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:34,864 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) [2024-04-03 22:13:34,864 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:34,865 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:35,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:35,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:35,489 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-04-03 22:13:35,489 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)] === [2024-04-03 22:13:35,489 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:35,490 INFO L85 PathProgramCache]: Analyzing trace with hash 1346489937, now seen corresponding path program 1 times [2024-04-03 22:13:35,490 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:35,490 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299488968] [2024-04-03 22:13:35,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:35,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:35,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:36,593 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:36,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:36,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299488968] [2024-04-03 22:13:36,594 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [299488968] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:36,594 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:36,594 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-03 22:13:36,594 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2081072467] [2024-04-03 22:13:36,594 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:36,596 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-03 22:13:36,597 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:36,748 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 [2024-04-03 22:13:38,781 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 8 times [2024-04-03 22:13:38,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:38,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:39,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:39,485 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:39,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:40,638 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-03 22:13:40,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-03 22:13:40,638 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:40,655 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:40,656 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) [2024-04-03 22:13:40,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:40,656 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:40,657 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:41,047 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:41,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-03 22:13:41,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-04-03 22:13:41,048 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)] === [2024-04-03 22:13:41,048 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:41,049 INFO L85 PathProgramCache]: Analyzing trace with hash -1563027855, now seen corresponding path program 1 times [2024-04-03 22:13:41,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:41,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1736935534] [2024-04-03 22:13:41,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:41,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:41,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:13:42,818 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-04-03 22:13:42,818 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:13:42,818 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1736935534] [2024-04-03 22:13:42,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1736935534] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:13:42,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:13:42,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-03 22:13:42,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [382705714] [2024-04-03 22:13:42,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:13:42,823 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-03 22:13:42,823 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:13:42,977 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 [2024-04-03 22:13:45,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 9 times [2024-04-03 22:13:45,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:45,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:45,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:45,591 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:13:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:46,731 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-03 22:13:46,731 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2024-04-03 22:13:46,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:46,745 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:13:46,746 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) [2024-04-03 22:13:46,746 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-04-03 22:13:46,747 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:46,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:13:46,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-03 22:13:46,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-03 22:13:46,923 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable17 [2024-04-03 22:13:46,924 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)] === [2024-04-03 22:13:46,924 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:13:46,924 INFO L85 PathProgramCache]: Analyzing trace with hash -168654883, now seen corresponding path program 1 times [2024-04-03 22:13:46,924 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:13:46,924 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189198264] [2024-04-03 22:13:46,925 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:13:46,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:13:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:13:52,893 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:14:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:18,559 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-04-03 22:14:18,560 INFO L360 BasicCegarLoop]: Counterexample is feasible [2024-04-03 22:14:18,561 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 33 remaining) [2024-04-03 22:14:18,562 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (31 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (30 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 33 remaining) [2024-04-03 22:14:18,563 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err14INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (23 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (22 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err11INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 33 remaining) [2024-04-03 22:14:18,564 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (17 of 33 remaining) [2024-04-03 22:14:18,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 33 remaining) [2024-04-03 22:14:18,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 33 remaining) [2024-04-03 22:14:18,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 33 remaining) [2024-04-03 22:14:18,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (13 of 33 remaining) [2024-04-03 22:14:18,565 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (11 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 33 remaining) [2024-04-03 22:14:18,566 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 33 remaining) [2024-04-03 22:14:18,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 33 remaining) [2024-04-03 22:14:18,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err13INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 33 remaining) [2024-04-03 22:14:18,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (2 of 33 remaining) [2024-04-03 22:14:18,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 33 remaining) [2024-04-03 22:14:18,567 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread1of1ForFork4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 33 remaining) [2024-04-03 22:14:18,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-04-03 22:14:18,573 INFO L445 BasicCegarLoop]: Path program histogram: [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-03 22:14:18,574 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-04-03 22:14:18,574 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-04-03 22:14:23,784 INFO L144 ThreadInstanceAdder]: Constructed 488 joinOtherThreadTransitions. [2024-04-03 22:14:24,515 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-03 22:14:24,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-03 22:14:24,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-03 22:14:24,554 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) [2024-04-03 22:14:24,555 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 [2024-04-03 22:14:24,577 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-03 22:14:24,578 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:24,578 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-03 22:14:24,578 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;@65008eb5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=IA, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123 [2024-04-03 22:14:24,579 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2024-04-03 22:14:27,496 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)] === [2024-04-03 22:14:27,497 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:27,497 INFO L85 PathProgramCache]: Analyzing trace with hash 454227553, now seen corresponding path program 1 times [2024-04-03 22:14:27,498 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:27,498 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1740261303] [2024-04-03 22:14:27,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:27,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:27,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:28,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1270 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1270 trivial. 0 not checked. [2024-04-03 22:14:28,665 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:28,665 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1740261303] [2024-04-03 22:14:28,666 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1740261303] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:28,666 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:28,666 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-03 22:14:28,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1482606745] [2024-04-03 22:14:28,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:28,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-03 22:14:28,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:30,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-03 22:14:30,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-03 22:14:30,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:30,019 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:30,021 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) [2024-04-03 22:14:30,021 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:30,533 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:30,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-04-03 22:14:30,533 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)] === [2024-04-03 22:14:30,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:30,534 INFO L85 PathProgramCache]: Analyzing trace with hash -818892410, now seen corresponding path program 1 times [2024-04-03 22:14:30,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:30,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2004957483] [2024-04-03 22:14:30,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:30,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:30,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:31,717 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-03 22:14:31,718 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:31,718 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2004957483] [2024-04-03 22:14:31,718 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2004957483] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:31,718 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:31,718 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:14:31,718 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1304550503] [2024-04-03 22:14:31,718 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:31,721 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:14:31,721 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:32,017 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 [2024-04-03 22:14:34,046 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 1 times [2024-04-03 22:14:34,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:34,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:34,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:34,522 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:14:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:36,605 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:14:36,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:14:36,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:36,639 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:36,641 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) [2024-04-03 22:14:36,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:36,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:37,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:37,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:37,113 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,SelfDestructingSolverStorable22 [2024-04-03 22:14:37,114 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)] === [2024-04-03 22:14:37,114 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:37,114 INFO L85 PathProgramCache]: Analyzing trace with hash -583836735, now seen corresponding path program 1 times [2024-04-03 22:14:37,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:37,115 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1058147873] [2024-04-03 22:14:37,115 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:37,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:37,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:38,869 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-03 22:14:38,869 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:38,869 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1058147873] [2024-04-03 22:14:38,869 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1058147873] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:38,869 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:38,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:14:38,870 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495453623] [2024-04-03 22:14:38,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:38,886 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:14:38,887 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:39,088 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 [2024-04-03 22:14:41,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 2 times [2024-04-03 22:14:41,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:41,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:42,099 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:14:42,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:43,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:14:43,526 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:14:43,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:43,557 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:43,559 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) [2024-04-03 22:14:43,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:43,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:43,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:43,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:43,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:43,812 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:43,813 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,SelfDestructingSolverStorable24 [2024-04-03 22:14:43,813 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)] === [2024-04-03 22:14:43,813 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:43,814 INFO L85 PathProgramCache]: Analyzing trace with hash 1111367071, now seen corresponding path program 1 times [2024-04-03 22:14:43,814 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:43,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [736344025] [2024-04-03 22:14:43,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:43,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:44,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:45,495 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-03 22:14:45,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:45,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [736344025] [2024-04-03 22:14:45,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [736344025] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:45,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:45,495 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:14:45,495 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603423145] [2024-04-03 22:14:45,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:45,497 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:14:45,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:45,643 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 [2024-04-03 22:14:47,673 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 3 times [2024-04-03 22:14:47,673 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:47,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:48,102 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:14:48,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:49,543 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:14:49,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:14:49,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:49,576 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:49,578 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) [2024-04-03 22:14:49,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:49,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:49,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:49,578 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:49,801 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:49,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:49,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:49,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:49,802 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,SelfDestructingSolverStorable26 [2024-04-03 22:14:49,802 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)] === [2024-04-03 22:14:49,803 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:49,803 INFO L85 PathProgramCache]: Analyzing trace with hash 1335398392, now seen corresponding path program 1 times [2024-04-03 22:14:49,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:49,803 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1584029699] [2024-04-03 22:14:49,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:49,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:50,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:51,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-04-03 22:14:51,308 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:51,308 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1584029699] [2024-04-03 22:14:51,308 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1584029699] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:51,308 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:51,309 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:14:51,309 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32790972] [2024-04-03 22:14:51,309 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:51,310 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:14:51,310 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:51,593 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 [2024-04-03 22:14:53,622 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 4 times [2024-04-03 22:14:53,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:53,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:54,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:54,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:14:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:14:55,472 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:14:55,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:14:55,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,506 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:14:55,507 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) [2024-04-03 22:14:55,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,508 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:14:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,719 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:14:55,720 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-04-03 22:14:55,720 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)] === [2024-04-03 22:14:55,720 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:14:55,721 INFO L85 PathProgramCache]: Analyzing trace with hash 1565715420, now seen corresponding path program 1 times [2024-04-03 22:14:55,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:14:55,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2101143489] [2024-04-03 22:14:55,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:55,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:14:55,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:14:57,815 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 817 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-04-03 22:14:57,815 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:14:57,815 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2101143489] [2024-04-03 22:14:57,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2101143489] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:14:57,815 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:14:57,816 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-04-03 22:14:57,816 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [383646738] [2024-04-03 22:14:57,816 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:14:57,817 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-04-03 22:14:57,818 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:14:57,967 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 [2024-04-03 22:14:59,998 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 5 times [2024-04-03 22:14:59,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:14:59,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:15:00,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:15:00,734 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:15:01,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:15:02,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-04-03 22:15:02,158 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-03 22:15:02,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:02,191 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:15:02,193 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) [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:02,568 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:15:02,568 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30 [2024-04-03 22:15:02,568 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)] === [2024-04-03 22:15:02,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:15:02,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1014475388, now seen corresponding path program 1 times [2024-04-03 22:15:02,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:15:02,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057274062] [2024-04-03 22:15:02,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:15:02,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:15:02,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:15:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-03 22:15:04,229 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:15:04,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057274062] [2024-04-03 22:15:04,229 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1057274062] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:15:04,229 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:15:04,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:15:04,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509173919] [2024-04-03 22:15:04,230 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:15:04,232 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:15:04,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:15:04,443 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 [2024-04-03 22:15:06,474 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 6 times [2024-04-03 22:15:06,474 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:15:06,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:15:07,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:15:07,358 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-04-03 22:15:07,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:15:08,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-04-03 22:15:08,596 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-04-03 22:15:08,596 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:08,630 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-03 22:15:08,631 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) [2024-04-03 22:15:08,631 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:15:08,632 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-04-03 22:15:08,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-04-03 22:15:08,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32 [2024-04-03 22:15:08,994 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)] === [2024-04-03 22:15:08,994 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-03 22:15:08,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1087145565, now seen corresponding path program 1 times [2024-04-03 22:15:08,994 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-03 22:15:08,995 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [641006816] [2024-04-03 22:15:08,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:15:08,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:15:09,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-03 22:15:10,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-04-03 22:15:10,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-03 22:15:10,608 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [641006816] [2024-04-03 22:15:10,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [641006816] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-03 22:15:10,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-03 22:15:10,609 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-04-03 22:15:10,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1893235676] [2024-04-03 22:15:10,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-03 22:15:10,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-04-03 22:15:10,611 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-03 22:15:10,937 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 [2024-04-03 22:15:13,008 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 7 times [2024-04-03 22:15:13,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-03 22:15:13,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-03 22:15:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-04-03 22:15:13,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders.