/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 DFS --traceabstraction.criterion.for.conditional.commutativity.checking DEFAULT --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 50 -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-17da818-m [2024-05-06 16:10:10,961 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 16:10:11,029 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 16:10:11,033 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 16:10:11,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 16:10:11,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 16:10:11,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 16:10:11,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 16:10:11,061 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 16:10:11,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 16:10:11,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 16:10:11,064 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 16:10:11,065 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 16:10:11,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 16:10:11,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 16:10:11,066 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 16:10:11,067 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 16:10:11,067 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 16:10:11,067 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 16:10:11,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 16:10:11,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 16:10:11,068 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 16:10:11,068 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 16:10:11,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 16:10:11,068 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 16:10:11,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 16:10:11,069 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 16:10:11,069 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 16:10:11,069 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 16:10:11,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 16:10:11,070 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 16:10:11,070 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 16:10:11,071 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 16:10:11,072 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> DEFAULT Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 50 [2024-05-06 16:10:11,314 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 16:10:11,339 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 16:10:11,341 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 16:10:11,342 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 16:10:11,344 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 16:10:11,345 INFO L431 ainManager$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 [2024-05-06 16:10:12,569 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 16:10:12,983 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 16:10:12,984 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 [2024-05-06 16:10:13,027 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e9b0c7fb1/b95cd103b1994413b03514ab90fc8d5a/FLAG9dd832b80 [2024-05-06 16:10:13,122 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/e9b0c7fb1/b95cd103b1994413b03514ab90fc8d5a [2024-05-06 16:10:13,124 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 16:10:13,124 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 16:10:13,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 16:10:13,127 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 16:10:13,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 16:10:13,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 04:10:13" (1/1) ... [2024-05-06 16:10:13,131 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77d4f4c2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:13, skipping insertion in model container [2024-05-06 16:10:13,131 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 04:10:13" (1/1) ... [2024-05-06 16:10:13,238 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 16:10:14,792 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] [2024-05-06 16:10:15,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 16:10:15,102 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 16:10:15,227 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] [2024-05-06 16:10:15,229 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] [2024-05-06 16:10:15,229 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("":); [5839] [2024-05-06 16:10:15,231 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] [2024-05-06 16:10:15,231 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] [2024-05-06 16:10:15,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [5982] [2024-05-06 16:10:15,234 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [5990] [2024-05-06 16:10:15,410 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] [2024-05-06 16:10:15,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 16:10:15,512 INFO L206 MainTranslator]: Completed translation [2024-05-06 16:10:15,512 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15 WrapperNode [2024-05-06 16:10:15,512 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 16:10:15,513 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 16:10:15,513 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 16:10:15,514 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 16:10:15,519 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:15,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,088 INFO L138 Inliner]: procedures = 399, calls = 2232, calls flagged for inlining = 830, calls inlined = 2261, statements flattened = 22607 [2024-05-06 16:10:16,089 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 16:10:16,090 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 16:10:16,090 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 16:10:16,090 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 16:10:16,097 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,097 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,200 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,200 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,668 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,763 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,787 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,859 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 16:10:16,860 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 16:10:16,860 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 16:10:16,860 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 16:10:16,861 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (1/1) ... [2024-05-06 16:10:16,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 16:10:16,874 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:16,901 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) [2024-05-06 16:10:16,906 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 [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interrupt_scenario_2 [2024-05-06 16:10:16,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interrupt_scenario_2 [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_insmod_6 [2024-05-06 16:10:16,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_insmod_6 [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 16:10:16,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pm_ops_scenario_5 [2024-05-06 16:10:16,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pm_ops_scenario_5 [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_instance_4 [2024-05-06 16:10:16,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_instance_4 [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 16:10:16,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_random_allocationless_scenario_3 [2024-05-06 16:10:16,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_random_allocationless_scenario_3 [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 16:10:16,943 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 16:10:16,955 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-05-06 16:10:17,514 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 16:10:17,516 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 16:10:28,608 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 16:10:28,773 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 16:10:28,774 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 16:10:28,784 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 04:10:28 BoogieIcfgContainer [2024-05-06 16:10:28,784 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 16:10:28,787 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 16:10:28,787 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 16:10:28,790 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 16:10:28,790 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 04:10:13" (1/3) ... [2024-05-06 16:10:28,790 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a4e84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 04:10:28, skipping insertion in model container [2024-05-06 16:10:28,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 04:10:15" (2/3) ... [2024-05-06 16:10:28,791 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18a4e84f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 04:10:28, skipping insertion in model container [2024-05-06 16:10:28,791 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 04:10:28" (3/3) ... [2024-05-06 16:10:28,794 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14--drivers--net--irda--nsc-ircc.ko.cil.i [2024-05-06 16:10:28,802 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 16:10:28,810 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 16:10:28,810 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2024-05-06 16:10:28,810 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 16:10:32,908 INFO L144 ThreadInstanceAdder]: Constructed 109 joinOtherThreadTransitions. [2024-05-06 16:10:33,530 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:10:33,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:10:33,530 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:10:33,532 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) [2024-05-06 16:10:33,536 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 [2024-05-06 16:10:33,579 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:10:33,591 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:33,593 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:10:33,598 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;@7a4059a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:10:33,598 INFO L358 AbstractCegarLoop]: Starting to check reachability of 33 error locations. [2024-05-06 16:10:35,359 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 [2024-05-06 16:10:37,417 INFO L85 PathProgramCache]: Analyzing trace with hash 1914983358, now seen corresponding path program 1 times [2024-05-06 16:10:37,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:37,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:38,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:38,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:38,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:39,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:10:39,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:10:39,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:10:40,219 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 [2024-05-06 16:10:42,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 1 times [2024-05-06 16:10:42,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:42,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:43,624 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:10:44,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:45,764 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)] === [2024-05-06 16:10:45,765 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:45,766 INFO L85 PathProgramCache]: Analyzing trace with hash 1942248590, now seen corresponding path program 1 times [2024-05-06 16:10:45,769 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:45,769 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723048703] [2024-05-06 16:10:45,770 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:45,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:47,089 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:10:47,090 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:47,090 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723048703] [2024-05-06 16:10:47,091 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723048703] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:10:47,092 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:10:47,092 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:10:47,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371196982] [2024-05-06 16:10:47,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:10:47,098 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:10:47,098 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:47,101 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:10:47,102 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:10:47,102 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:47,121 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:47,123 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) [2024-05-06 16:10:47,123 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:47,357 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 [2024-05-06 16:10:49,401 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 2 times [2024-05-06 16:10:49,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:49,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:50,363 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:10:51,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:51,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:51,895 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3 [2024-05-06 16:10:51,895 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)] === [2024-05-06 16:10:51,896 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:51,897 INFO L85 PathProgramCache]: Analyzing trace with hash 416358070, now seen corresponding path program 1 times [2024-05-06 16:10:51,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:51,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246387515] [2024-05-06 16:10:51,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:51,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:52,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:10:52,994 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:52,994 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [246387515] [2024-05-06 16:10:52,994 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [246387515] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:10:52,994 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:10:52,994 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:10:52,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [225711863] [2024-05-06 16:10:52,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:10:52,997 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:10:52,997 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:52,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:10:53,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:10:53,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:53,021 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:53,023 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) [2024-05-06 16:10:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:53,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:53,217 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 [2024-05-06 16:10:55,250 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 3 times [2024-05-06 16:10:55,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:55,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:55,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:55,916 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:10:56,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:10:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:57,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:57,291 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-06 16:10:57,291 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)] === [2024-05-06 16:10:57,292 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:10:57,292 INFO L85 PathProgramCache]: Analyzing trace with hash -1441643, now seen corresponding path program 1 times [2024-05-06 16:10:57,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:10:57,293 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1878977253] [2024-05-06 16:10:57,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:10:57,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:10:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:10:58,288 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:10:58,289 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:10:58,289 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1878977253] [2024-05-06 16:10:58,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1878977253] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:10:58,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:10:58,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:10:58,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [441169909] [2024-05-06 16:10:58,291 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:10:58,293 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:10:58,294 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:10:58,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:10:58,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:10:58,296 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:58,339 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:10:58,341 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) [2024-05-06 16:10:58,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:58,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:10:58,342 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:10:58,573 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 [2024-05-06 16:11:00,609 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 4 times [2024-05-06 16:11:00,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:00,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:04,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:04,665 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:05,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:05,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:05,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:05,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:05,857 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,SelfDestructingSolverStorable7 [2024-05-06 16:11:05,857 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)] === [2024-05-06 16:11:05,858 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:05,858 INFO L85 PathProgramCache]: Analyzing trace with hash 525822620, now seen corresponding path program 1 times [2024-05-06 16:11:05,858 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:05,858 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [733089544] [2024-05-06 16:11:05,859 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:05,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:06,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:06,760 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:06,761 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:06,761 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [733089544] [2024-05-06 16:11:06,762 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [733089544] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:06,762 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:06,763 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:11:06,763 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587803213] [2024-05-06 16:11:06,763 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:06,765 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:11:06,765 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:06,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:11:06,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:11:06,768 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:06,789 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:06,791 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) [2024-05-06 16:11:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:06,791 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:06,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:06,792 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:07,051 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 [2024-05-06 16:11:09,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 5 times [2024-05-06 16:11:09,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:09,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:09,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:09,587 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:10,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:10,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:10,727 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:10,727 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable9 [2024-05-06 16:11:10,727 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)] === [2024-05-06 16:11:10,728 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:10,728 INFO L85 PathProgramCache]: Analyzing trace with hash -1958107656, now seen corresponding path program 1 times [2024-05-06 16:11:10,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:10,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793197566] [2024-05-06 16:11:10,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:10,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:10,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:12,400 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:12,401 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:12,401 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793197566] [2024-05-06 16:11:12,401 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793197566] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:12,401 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:12,401 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:11:12,401 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [605117539] [2024-05-06 16:11:12,402 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:12,403 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:11:12,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:12,406 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:11:12,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:11:12,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:12,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:12,427 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) [2024-05-06 16:11:12,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:12,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:12,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:12,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:12,427 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:12,638 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 [2024-05-06 16:11:14,672 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 6 times [2024-05-06 16:11:14,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:14,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:15,484 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:15,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:16,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:16,742 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12 [2024-05-06 16:11:16,742 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)] === [2024-05-06 16:11:16,743 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:16,744 INFO L85 PathProgramCache]: Analyzing trace with hash -1995639651, now seen corresponding path program 1 times [2024-05-06 16:11:16,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:16,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061580266] [2024-05-06 16:11:16,744 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:16,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:16,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:18,295 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:18,295 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:18,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061580266] [2024-05-06 16:11:18,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061580266] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:18,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:18,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:11:18,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2072784393] [2024-05-06 16:11:18,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:18,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:11:18,298 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:18,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:11:18,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:11:18,300 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:18,319 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:18,321 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) [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:18,321 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:18,509 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 [2024-05-06 16:11:20,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 7 times [2024-05-06 16:11:20,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:20,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:21,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:21,062 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:22,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:22,338 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,SelfDestructingSolverStorable14 [2024-05-06 16:11:22,338 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)] === [2024-05-06 16:11:22,339 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:22,339 INFO L85 PathProgramCache]: Analyzing trace with hash 1929452574, now seen corresponding path program 1 times [2024-05-06 16:11:22,339 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:22,339 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234018585] [2024-05-06 16:11:22,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:22,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:22,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:24,195 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:24,195 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:24,195 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1234018585] [2024-05-06 16:11:24,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1234018585] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:24,195 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:24,196 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:11:24,196 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975516021] [2024-05-06 16:11:24,196 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:24,198 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:11:24,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:24,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:11:24,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:11:24,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:24,222 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:24,224 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) [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:24,225 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:24,451 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 [2024-05-06 16:11:26,481 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 8 times [2024-05-06 16:11:26,481 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:26,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:27,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:27,190 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:27,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:29,187 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:29,188 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,SelfDestructingSolverStorable16 [2024-05-06 16:11:29,189 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)] === [2024-05-06 16:11:29,189 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:29,189 INFO L85 PathProgramCache]: Analyzing trace with hash 1346489937, now seen corresponding path program 1 times [2024-05-06 16:11:29,190 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:29,190 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1755678799] [2024-05-06 16:11:29,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:29,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:30,417 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:30,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:30,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1755678799] [2024-05-06 16:11:30,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1755678799] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:30,418 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:30,418 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:11:30,418 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [715698344] [2024-05-06 16:11:30,418 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:30,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:11:30,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:30,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:11:30,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:11:30,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:30,437 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:30,438 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) [2024-05-06 16:11:30,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:30,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:30,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:30,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:30,438 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:30,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:30,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:30,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:30,620 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 [2024-05-06 16:11:32,648 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 9 times [2024-05-06 16:11:32,649 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:32,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:33,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:33,331 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:33,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:34,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:11:34,878 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,SelfDestructingSolverStorable17 [2024-05-06 16:11:34,878 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)] === [2024-05-06 16:11:34,878 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:34,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1563027855, now seen corresponding path program 1 times [2024-05-06 16:11:34,879 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:34,879 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64326879] [2024-05-06 16:11:34,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:34,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:11:36,748 INFO L134 CoverageAnalysis]: Checked inductivity of 408 backedges. 394 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-05-06 16:11:36,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:11:36,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64326879] [2024-05-06 16:11:36,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64326879] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:11:36,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:11:36,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 16:11:36,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603317836] [2024-05-06 16:11:36,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:11:36,754 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 16:11:36,754 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:11:36,757 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 16:11:36,757 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-05-06 16:11:36,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:36,777 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:11:36,780 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) [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:11:36,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:11:37,050 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 [2024-05-06 16:11:39,083 INFO L85 PathProgramCache]: Analyzing trace with hash -1787226358, now seen corresponding path program 10 times [2024-05-06 16:11:39,083 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:39,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:39,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:39,643 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:11:40,814 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:11:40,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:11:40,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,SelfDestructingSolverStorable20 [2024-05-06 16:11:40,815 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)] === [2024-05-06 16:11:40,815 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:11:40,816 INFO L85 PathProgramCache]: Analyzing trace with hash -168654883, now seen corresponding path program 1 times [2024-05-06 16:11:40,816 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:11:40,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1949329072] [2024-05-06 16:11:40,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:11:40,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:11:47,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:47,700 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:11:53,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:11:59,572 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:11:59,573 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:11:59,574 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_platform_instance_4Thread1of1ForFork4Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (32 of 33 remaining) [2024-05-06 16:11:59,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (31 of 33 remaining) [2024-05-06 16:11:59,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (30 of 33 remaining) [2024-05-06 16:11:59,575 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (29 of 33 remaining) [2024-05-06 16:11:59,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (28 of 33 remaining) [2024-05-06 16:11:59,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (27 of 33 remaining) [2024-05-06 16:11:59,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (26 of 33 remaining) [2024-05-06 16:11:59,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (25 of 33 remaining) [2024-05-06 16:11:59,576 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err14INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (24 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (23 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (22 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (21 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (20 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (19 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err11INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (18 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (17 of 33 remaining) [2024-05-06 16:11:59,577 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (16 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (15 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (14 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (13 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (12 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (11 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (10 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (9 of 33 remaining) [2024-05-06 16:11:59,578 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (8 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (6 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of1ForFork3Err13INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (2 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (1 of 33 remaining) [2024-05-06 16:11:59,579 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread1of1ForFork4Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 33 remaining) [2024-05-06 16:11:59,579 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-05-06 16:11:59,585 INFO L448 BasicCegarLoop]: Path program histogram: [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:11:59,587 WARN L233 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:11:59,587 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-05-06 16:12:05,749 INFO L144 ThreadInstanceAdder]: Constructed 488 joinOtherThreadTransitions. [2024-05-06 16:12:06,476 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:12:06,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:12:06,476 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:12:06,522 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) [2024-05-06 16:12:06,523 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 [2024-05-06 16:12:06,544 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:12:06,545 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:06,545 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:12:06,545 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;@7a4059a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:12:06,546 INFO L358 AbstractCegarLoop]: Starting to check reachability of 52 error locations. [2024-05-06 16:12:07,618 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 [2024-05-06 16:12:09,651 INFO L85 PathProgramCache]: Analyzing trace with hash -406882369, now seen corresponding path program 1 times [2024-05-06 16:12:09,651 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:09,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:09,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:09,938 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:09,939 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:09,940 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:10,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:10,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:12:10,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:12:10,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:10,668 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 [2024-05-06 16:12:12,700 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 1 times [2024-05-06 16:12:12,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:12,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:13,566 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:15,100 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)] === [2024-05-06 16:12:15,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:15,101 INFO L85 PathProgramCache]: Analyzing trace with hash -818892410, now seen corresponding path program 1 times [2024-05-06 16:12:15,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:15,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853911421] [2024-05-06 16:12:15,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:15,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:15,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:16,629 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-05-06 16:12:16,629 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:16,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853911421] [2024-05-06 16:12:16,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853911421] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:16,629 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:16,629 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:16,630 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119663020] [2024-05-06 16:12:16,630 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:16,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:16,633 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:16,635 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:16,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:16,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:16,668 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:16,670 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) [2024-05-06 16:12:16,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:16,850 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 [2024-05-06 16:12:18,878 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 2 times [2024-05-06 16:12:18,879 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:18,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:19,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:19,392 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:19,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:20,815 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:20,815 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,SelfDestructingSolverStorable26 [2024-05-06 16:12:20,816 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)] === [2024-05-06 16:12:20,816 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:20,817 INFO L85 PathProgramCache]: Analyzing trace with hash -583836735, now seen corresponding path program 1 times [2024-05-06 16:12:20,817 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:20,817 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [828276386] [2024-05-06 16:12:20,817 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:20,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:22,499 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-05-06 16:12:22,500 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:22,500 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [828276386] [2024-05-06 16:12:22,500 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [828276386] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:22,500 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:22,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:22,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194506977] [2024-05-06 16:12:22,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:22,503 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:22,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:22,506 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:22,506 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:22,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:22,540 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:22,543 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) [2024-05-06 16:12:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:22,543 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:22,797 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 [2024-05-06 16:12:24,828 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 3 times [2024-05-06 16:12:24,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:24,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:25,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:25,230 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:25,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:26,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:26,452 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:26,452 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27,SelfDestructingSolverStorable28 [2024-05-06 16:12:26,452 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)] === [2024-05-06 16:12:26,453 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:26,453 INFO L85 PathProgramCache]: Analyzing trace with hash 1111367071, now seen corresponding path program 1 times [2024-05-06 16:12:26,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:26,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718211742] [2024-05-06 16:12:26,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:26,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:28,204 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-05-06 16:12:28,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:28,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718211742] [2024-05-06 16:12:28,205 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718211742] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:28,205 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:28,205 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:28,205 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62020950] [2024-05-06 16:12:28,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:28,207 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:28,208 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:28,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:28,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:28,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:28,241 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:28,243 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) [2024-05-06 16:12:28,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:28,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:28,243 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:28,421 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 [2024-05-06 16:12:30,450 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 4 times [2024-05-06 16:12:30,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:30,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:31,042 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:31,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:32,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:32,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:32,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:32,219 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,SelfDestructingSolverStorable30 [2024-05-06 16:12:32,219 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)] === [2024-05-06 16:12:32,220 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:32,220 INFO L85 PathProgramCache]: Analyzing trace with hash 1335398392, now seen corresponding path program 1 times [2024-05-06 16:12:32,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:32,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1819540640] [2024-05-06 16:12:32,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:32,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:32,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:33,556 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 475 trivial. 0 not checked. [2024-05-06 16:12:33,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:33,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1819540640] [2024-05-06 16:12:33,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1819540640] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:33,556 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:33,556 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:33,556 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073873870] [2024-05-06 16:12:33,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:33,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:33,558 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:33,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:33,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:33,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:33,590 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:33,592 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) [2024-05-06 16:12:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:33,592 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:33,767 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 [2024-05-06 16:12:35,797 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 5 times [2024-05-06 16:12:35,797 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:35,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:36,531 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:37,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:37,883 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:37,884 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:37,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31,SelfDestructingSolverStorable32 [2024-05-06 16:12:37,884 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)] === [2024-05-06 16:12:37,884 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:37,885 INFO L85 PathProgramCache]: Analyzing trace with hash 1565715420, now seen corresponding path program 1 times [2024-05-06 16:12:37,885 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:37,885 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [879505843] [2024-05-06 16:12:37,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:37,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:38,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:39,952 INFO L134 CoverageAnalysis]: Checked inductivity of 1263 backedges. 817 proven. 0 refuted. 0 times theorem prover too weak. 446 trivial. 0 not checked. [2024-05-06 16:12:39,952 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:39,953 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [879505843] [2024-05-06 16:12:39,953 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [879505843] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:39,953 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:39,953 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-05-06 16:12:39,953 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789736334] [2024-05-06 16:12:39,953 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:39,955 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-05-06 16:12:39,955 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:39,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 16:12:39,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2024-05-06 16:12:39,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:39,989 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:39,991 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) [2024-05-06 16:12:39,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:39,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:39,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:39,991 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:39,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:40,221 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 [2024-05-06 16:12:42,253 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 6 times [2024-05-06 16:12:42,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:42,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:42,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:42,685 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:43,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:44,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:44,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:44,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33,SelfDestructingSolverStorable34 [2024-05-06 16:12:44,247 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)] === [2024-05-06 16:12:44,248 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:44,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1014475388, now seen corresponding path program 1 times [2024-05-06 16:12:44,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:44,248 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071326436] [2024-05-06 16:12:44,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:44,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:44,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:45,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:12:45,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:45,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1071326436] [2024-05-06 16:12:45,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1071326436] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:45,688 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:45,688 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:45,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138688892] [2024-05-06 16:12:45,688 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:45,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:45,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:45,692 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:45,692 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:45,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:45,724 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:45,726 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) [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:45,727 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:45,879 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 [2024-05-06 16:12:47,915 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 7 times [2024-05-06 16:12:47,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:47,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:48,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:48,497 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:49,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:49,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:49,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:49,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:49,848 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35,SelfDestructingSolverStorable36 [2024-05-06 16:12:49,848 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)] === [2024-05-06 16:12:49,848 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:49,848 INFO L85 PathProgramCache]: Analyzing trace with hash 1087145565, now seen corresponding path program 1 times [2024-05-06 16:12:49,849 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:49,849 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [198841057] [2024-05-06 16:12:49,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:49,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:51,356 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:12:51,356 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:51,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [198841057] [2024-05-06 16:12:51,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [198841057] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:51,356 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:51,357 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:51,357 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [824381542] [2024-05-06 16:12:51,357 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:51,359 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:51,359 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:51,361 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:51,361 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:51,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:51,393 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:51,395 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1001.6666666666666) internal successors, (3005), 3 states have internal predecessors, (3005), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:51,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:51,548 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 [2024-05-06 16:12:53,580 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 8 times [2024-05-06 16:12:53,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:53,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:54,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:54,087 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:12:54,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:55,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:55,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,SelfDestructingSolverStorable38 [2024-05-06 16:12:55,501 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)] === [2024-05-06 16:12:55,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:12:55,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1586083005, now seen corresponding path program 1 times [2024-05-06 16:12:55,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:12:55,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488782907] [2024-05-06 16:12:55,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:55,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:55,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:12:57,098 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:12:57,098 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:12:57,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488782907] [2024-05-06 16:12:57,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488782907] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:12:57,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:12:57,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:12:57,099 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97558495] [2024-05-06 16:12:57,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:12:57,101 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:12:57,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:12:57,103 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:12:57,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:12:57,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:57,135 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:12:57,137 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1054.6666666666667) internal successors, (3164), 3 states have internal predecessors, (3164), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:12:57,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:12:57,292 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 [2024-05-06 16:12:59,321 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 9 times [2024-05-06 16:12:59,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:12:59,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:12:59,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:12:59,804 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:00,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:01,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40,SelfDestructingSolverStorable39 [2024-05-06 16:13:01,029 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-05-06 16:13:01,029 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:01,029 INFO L85 PathProgramCache]: Analyzing trace with hash -688790838, now seen corresponding path program 1 times [2024-05-06 16:13:01,029 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:01,029 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [368290225] [2024-05-06 16:13:01,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:01,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:01,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:02,639 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:13:02,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:02,640 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [368290225] [2024-05-06 16:13:02,640 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [368290225] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:02,640 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:02,640 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:13:02,640 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542035677] [2024-05-06 16:13:02,640 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:02,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:13:02,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:02,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:13:02,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:13:02,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:02,675 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:02,677 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 982.6666666666666) internal successors, (2948), 3 states have internal predecessors, (2948), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 16:13:02,677 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:02,678 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:02,839 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 [2024-05-06 16:13:04,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 10 times [2024-05-06 16:13:04,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:04,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:05,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:05,951 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:06,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:07,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:07,353 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41,SelfDestructingSolverStorable42 [2024-05-06 16:13:07,353 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-05-06 16:13:07,354 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:07,354 INFO L85 PathProgramCache]: Analyzing trace with hash 2056921446, now seen corresponding path program 1 times [2024-05-06 16:13:07,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:07,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62623993] [2024-05-06 16:13:07,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:07,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:09,779 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2024-05-06 16:13:09,779 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:09,779 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62623993] [2024-05-06 16:13:09,780 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62623993] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:09,780 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:09,780 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:13:09,780 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497214021] [2024-05-06 16:13:09,780 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:09,782 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:13:09,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:09,784 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:13:09,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:13:09,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:09,815 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:09,817 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 540.6) internal successors, (2703), 5 states have internal predecessors, (2703), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-05-06 16:13:09,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,817 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:09,818 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:10,107 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 [2024-05-06 16:13:12,142 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 11 times [2024-05-06 16:13:12,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:12,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:12,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:12,362 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,784 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:13,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:13,785 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43,SelfDestructingSolverStorable44 [2024-05-06 16:13:13,785 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 49 more)] === [2024-05-06 16:13:13,785 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:13,785 INFO L85 PathProgramCache]: Analyzing trace with hash -796261592, now seen corresponding path program 1 times [2024-05-06 16:13:13,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:13,785 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836544483] [2024-05-06 16:13:13,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:13,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:13,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:16,525 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 822 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2024-05-06 16:13:16,526 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:16,526 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836544483] [2024-05-06 16:13:16,526 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836544483] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:16,526 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:16,526 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:13:16,526 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1594272518] [2024-05-06 16:13:16,526 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:16,528 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:13:16,528 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:16,530 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:13:16,530 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:13:16,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:16,565 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:16,567 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 915.3333333333334) internal successors, (2746), 3 states have internal predecessors, (2746), 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) [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:16,567 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:16,779 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 [2024-05-06 16:13:18,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 12 times [2024-05-06 16:13:18,814 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:18,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:19,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:19,449 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:19,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:21,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:21,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:21,696 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45,SelfDestructingSolverStorable46 [2024-05-06 16:13:21,697 INFO L420 AbstractCegarLoop]: === Iteration 12 === 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)] === [2024-05-06 16:13:21,697 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:21,697 INFO L85 PathProgramCache]: Analyzing trace with hash -796870894, now seen corresponding path program 1 times [2024-05-06 16:13:21,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:21,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [966281819] [2024-05-06 16:13:21,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:21,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:21,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:23,559 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2024-05-06 16:13:23,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:23,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [966281819] [2024-05-06 16:13:23,560 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [966281819] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:23,560 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:23,560 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:13:23,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1644852861] [2024-05-06 16:13:23,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:23,564 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:13:23,564 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:23,566 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:13:23,566 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:13:23,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:23,597 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:23,670 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 571.4) internal successors, (2857), 5 states have internal predecessors, (2857), 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) [2024-05-06 16:13:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:23,671 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:23,918 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 [2024-05-06 16:13:25,951 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 13 times [2024-05-06 16:13:25,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:25,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:26,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:26,428 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:27,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:28,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:28,252 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47,SelfDestructingSolverStorable48 [2024-05-06 16:13:28,252 INFO L420 AbstractCegarLoop]: === Iteration 13 === 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)] === [2024-05-06 16:13:28,252 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:28,252 INFO L85 PathProgramCache]: Analyzing trace with hash 479048434, now seen corresponding path program 1 times [2024-05-06 16:13:28,252 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:28,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [495136189] [2024-05-06 16:13:28,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:28,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:28,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:30,661 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:13:30,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:30,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [495136189] [2024-05-06 16:13:30,662 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [495136189] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:30,662 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:30,662 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:13:30,662 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455288767] [2024-05-06 16:13:30,662 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:30,664 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:13:30,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:30,666 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:13:30,666 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:13:30,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:30,697 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:30,700 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 598.8) internal successors, (2994), 5 states have internal predecessors, (2994), 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) [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:30,700 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:30,879 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 [2024-05-06 16:13:32,909 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 14 times [2024-05-06 16:13:32,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:32,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:33,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:33,621 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:34,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:36,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:36,966 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50,SelfDestructingSolverStorable49 [2024-05-06 16:13:36,966 INFO L420 AbstractCegarLoop]: === Iteration 14 === 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)] === [2024-05-06 16:13:36,966 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:36,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1705962938, now seen corresponding path program 1 times [2024-05-06 16:13:36,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:36,967 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936920087] [2024-05-06 16:13:36,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:36,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:37,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:39,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:13:39,208 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:39,208 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936920087] [2024-05-06 16:13:39,208 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936920087] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:39,208 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:39,208 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-05-06 16:13:39,208 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97792190] [2024-05-06 16:13:39,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:39,210 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-05-06 16:13:39,210 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:39,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-05-06 16:13:39,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-05-06 16:13:39,212 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:39,242 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:39,244 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 629.6) internal successors, (3148), 5 states have internal predecessors, (3148), 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) [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:39,244 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:39,523 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 [2024-05-06 16:13:41,550 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 15 times [2024-05-06 16:13:41,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:41,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:41,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:41,945 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:42,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:44,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:44,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:44,122 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable51,SelfDestructingSolverStorable52 [2024-05-06 16:13:44,122 INFO L420 AbstractCegarLoop]: === Iteration 15 === 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)] === [2024-05-06 16:13:44,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:44,123 INFO L85 PathProgramCache]: Analyzing trace with hash -320513434, now seen corresponding path program 1 times [2024-05-06 16:13:44,123 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:44,123 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820509404] [2024-05-06 16:13:44,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:44,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:44,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:47,242 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 788 proven. 0 refuted. 0 times theorem prover too weak. 531 trivial. 0 not checked. [2024-05-06 16:13:47,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:47,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820509404] [2024-05-06 16:13:47,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820509404] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:47,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:47,243 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 16:13:47,243 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017304331] [2024-05-06 16:13:47,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:47,244 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 16:13:47,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:47,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 16:13:47,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-05-06 16:13:47,246 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:47,275 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:47,277 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 501.8333333333333) internal successors, (3011), 6 states have internal predecessors, (3011), 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) [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:47,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:47,469 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 [2024-05-06 16:13:49,498 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 16 times [2024-05-06 16:13:49,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:49,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:50,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:50,158 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:50,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:51,862 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:51,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable53,SelfDestructingSolverStorable54 [2024-05-06 16:13:51,863 INFO L420 AbstractCegarLoop]: === Iteration 16 === 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)] === [2024-05-06 16:13:51,863 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:51,863 INFO L85 PathProgramCache]: Analyzing trace with hash -230573859, now seen corresponding path program 1 times [2024-05-06 16:13:51,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:51,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302196603] [2024-05-06 16:13:51,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:51,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:52,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:13:55,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1319 backedges. 911 proven. 0 refuted. 0 times theorem prover too weak. 408 trivial. 0 not checked. [2024-05-06 16:13:55,127 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:13:55,127 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302196603] [2024-05-06 16:13:55,127 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302196603] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:13:55,127 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:13:55,128 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 16:13:55,128 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [389716780] [2024-05-06 16:13:55,128 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:13:55,129 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 16:13:55,129 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:13:55,131 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 16:13:55,131 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-05-06 16:13:55,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:55,161 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:13:55,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 490.8333333333333) internal successors, (2945), 6 states have internal predecessors, (2945), 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) [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:55,163 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:13:55,408 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 [2024-05-06 16:13:57,433 INFO L85 PathProgramCache]: Analyzing trace with hash -1384031890, now seen corresponding path program 17 times [2024-05-06 16:13:57,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:57,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:13:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:58,098 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:13:58,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:59,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-05-06 16:13:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:59,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-05-06 16:13:59,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,SelfDestructingSolverStorable56 [2024-05-06 16:13:59,389 INFO L420 AbstractCegarLoop]: === Iteration 17 === 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)] === [2024-05-06 16:13:59,389 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:13:59,389 INFO L85 PathProgramCache]: Analyzing trace with hash 2129148956, now seen corresponding path program 1 times [2024-05-06 16:13:59,390 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:13:59,390 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [329232528] [2024-05-06 16:13:59,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:13:59,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:14:10,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:14:10,097 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:14:32,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:14:45,309 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-05-06 16:14:45,309 INFO L363 BasicCegarLoop]: Counterexample is feasible [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_platform_instance_4Thread1of2ForFork4Err10INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (51 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (50 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (49 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr5INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (48 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (47 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (46 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err12INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (45 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err16INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (44 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Err21INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (43 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (42 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (41 of 52 remaining) [2024-05-06 16:14:45,310 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (40 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (39 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (38 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err19INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (37 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (36 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (35 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (34 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (33 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (32 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (31 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (30 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (29 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (28 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (27 of 52 remaining) [2024-05-06 16:14:45,311 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION (26 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION (25 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (24 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (23 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (22 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (21 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (20 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (19 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err1ASSERT_VIOLATIONERROR_FUNCTION (18 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_random_allocationless_scenario_3Err0ASSERT_VIOLATIONERROR_FUNCTION (17 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread2of2ForFork3Err13INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (16 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread2of2ForFork3Err14INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (15 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread2of2ForFork3Err17INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (14 of 52 remaining) [2024-05-06 16:14:45,312 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread2of2ForFork3Err18INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (13 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread2of2ForFork3Err20INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (12 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of2ForFork3Err1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (11 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of2ForFork3Err4INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of2ForFork3Err6INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of2ForFork3Err8INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_insmod_6Thread1of2ForFork3Err9INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (7 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (6 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (5 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread1of2ForFork4Err15INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err1ASSERT_VIOLATIONERROR_FUNCTION (3 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Err0ASSERT_VIOLATIONERROR_FUNCTION (2 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread2of2ForFork4Err7INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 52 remaining) [2024-05-06 16:14:45,313 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ldv_platform_instance_4Thread2of2ForFork4Err11INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 52 remaining) [2024-05-06 16:14:45,314 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable57 [2024-05-06 16:14:45,318 INFO L448 BasicCegarLoop]: Path program histogram: [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 16:14:45,319 WARN L233 ceAbstractionStarter]: 2 thread instances were not sufficient, I will increase this number and restart the analysis [2024-05-06 16:14:45,319 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 3 thread instances. [2024-05-06 16:14:55,762 INFO L144 ThreadInstanceAdder]: Constructed 1299 joinOtherThreadTransitions. [2024-05-06 16:14:57,264 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 16:14:57,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 16:14:57,264 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 16:14:57,292 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-05-06 16:14:57,293 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2024-05-06 16:14:57,304 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 16:14:57,305 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:14:57,305 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 16:14:57,305 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;@7a4059a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=DEFAULT, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=50, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 16:14:57,305 INFO L358 AbstractCegarLoop]: Starting to check reachability of 71 error locations. [2024-05-06 16:14:58,344 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 [2024-05-06 16:15:00,375 INFO L85 PathProgramCache]: Analyzing trace with hash 1077873601, now seen corresponding path program 1 times [2024-05-06 16:15:00,375 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:00,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:00,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:00,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:00,790 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:00,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:00,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:01,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-05-06 16:15:01,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 16:15:01,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:15:01,604 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 [2024-05-06 16:15:03,630 INFO L85 PathProgramCache]: Analyzing trace with hash -54924870, now seen corresponding path program 1 times [2024-05-06 16:15:03,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:03,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:04,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:04,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:15:04,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:06,121 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_platform_instance_4Thread1of3ForFork4Err21INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 68 more)] === [2024-05-06 16:15:06,121 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:06,121 INFO L85 PathProgramCache]: Analyzing trace with hash -1736499022, now seen corresponding path program 1 times [2024-05-06 16:15:06,122 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:06,122 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1236016157] [2024-05-06 16:15:06,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:06,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:06,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:08,234 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 1182 proven. 0 refuted. 0 times theorem prover too weak. 1397 trivial. 0 not checked. [2024-05-06 16:15:08,235 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:08,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1236016157] [2024-05-06 16:15:08,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1236016157] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:15:08,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:15:08,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:15:08,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [18299704] [2024-05-06 16:15:08,235 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:15:08,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:15:08,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:08,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:15:08,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:15:08,238 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:08,281 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:08,282 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 980.0) internal successors, (2940), 3 states have internal predecessors, (2940), 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) [2024-05-06 16:15:08,282 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:08,439 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 [2024-05-06 16:15:10,471 INFO L85 PathProgramCache]: Analyzing trace with hash -54924870, now seen corresponding path program 2 times [2024-05-06 16:15:10,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:10,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:10,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:10,661 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:15:11,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:12,331 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:15:12,332 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable61,SelfDestructingSolverStorable62 [2024-05-06 16:15:12,332 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_platform_instance_4Thread1of3ForFork4Err21INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 68 more)] === [2024-05-06 16:15:12,332 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:12,332 INFO L85 PathProgramCache]: Analyzing trace with hash -1976558033, now seen corresponding path program 1 times [2024-05-06 16:15:12,332 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:12,332 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1199390601] [2024-05-06 16:15:12,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:12,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 16:15:15,128 INFO L134 CoverageAnalysis]: Checked inductivity of 2579 backedges. 1182 proven. 0 refuted. 0 times theorem prover too weak. 1397 trivial. 0 not checked. [2024-05-06 16:15:15,129 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 16:15:15,129 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1199390601] [2024-05-06 16:15:15,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1199390601] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 16:15:15,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 16:15:15,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 16:15:15,129 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444904751] [2024-05-06 16:15:15,129 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 16:15:15,131 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 16:15:15,131 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 16:15:15,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 16:15:15,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 16:15:15,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:15,173 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 16:15:15,174 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 1032.3333333333333) internal successors, (3097), 3 states have internal predecessors, (3097), 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) [2024-05-06 16:15:15,174 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:15:15,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 16:15:15,317 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 [2024-05-06 16:15:17,346 INFO L85 PathProgramCache]: Analyzing trace with hash -54924870, now seen corresponding path program 3 times [2024-05-06 16:15:17,346 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:17,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:18,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:18,184 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-05-06 16:15:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-05-06 16:15:19,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:15:19,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 16:15:19,348 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable63,SelfDestructingSolverStorable64 [2024-05-06 16:15:19,348 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_platform_instance_4Thread1of3ForFork4Err21INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ldv_interrupt_scenario_2Err1ASSERT_VIOLATIONERROR_FUNCTION, ldv_interrupt_scenario_2Err0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr15INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 68 more)] === [2024-05-06 16:15:19,348 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 16:15:19,348 INFO L85 PathProgramCache]: Analyzing trace with hash -1501725255, now seen corresponding path program 1 times [2024-05-06 16:15:19,348 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 16:15:19,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [953399575] [2024-05-06 16:15:19,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 16:15:19,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 16:15:19,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat