/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 SLEEP_SET --traceabstraction.use.limited.checks.recommended.for.dfs true --traceabstraction.limit.for.limited.checks 10 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-17da818-m [2024-05-06 20:35:52,821 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-05-06 20:35:52,888 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-05-06 20:35:52,892 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-05-06 20:35:52,893 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-05-06 20:35:52,918 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-05-06 20:35:52,919 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-05-06 20:35:52,919 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-05-06 20:35:52,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-05-06 20:35:52,922 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-05-06 20:35:52,923 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-05-06 20:35:52,923 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-05-06 20:35:52,923 INFO L153 SettingsManager]: * Use SBE=true [2024-05-06 20:35:52,925 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-05-06 20:35:52,925 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-05-06 20:35:52,925 INFO L153 SettingsManager]: * sizeof long=4 [2024-05-06 20:35:52,925 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-05-06 20:35:52,925 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * sizeof long double=12 [2024-05-06 20:35:52,926 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-05-06 20:35:52,927 INFO L153 SettingsManager]: * Use constant arrays=true [2024-05-06 20:35:52,927 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-05-06 20:35:52,927 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-05-06 20:35:52,927 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-05-06 20:35:52,927 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-05-06 20:35:52,927 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:35:52,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-05-06 20:35:52,929 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-05-06 20:35:52,930 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-05-06 20:35:52,930 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> SLEEP_SET Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: use limited checks (recommended for DFS) -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Limit for limited checks -> 10 [2024-05-06 20:35:53,175 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-05-06 20:35:53,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-05-06 20:35:53,216 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-05-06 20:35:53,217 INFO L270 PluginConnector]: Initializing CDTParser... [2024-05-06 20:35:53,217 INFO L274 PluginConnector]: CDTParser initialized [2024-05-06 20:35:53,218 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2024-05-06 20:35:54,337 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-05-06 20:35:54,690 INFO L384 CDTParser]: Found 1 translation units. [2024-05-06 20:35:54,690 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2024-05-06 20:35:54,720 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1b8bfab10/2cc974a81861479ba253fbe24df6220d/FLAGdfefe1f5e [2024-05-06 20:35:54,734 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/1b8bfab10/2cc974a81861479ba253fbe24df6220d [2024-05-06 20:35:54,737 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-05-06 20:35:54,738 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-05-06 20:35:54,740 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-05-06 20:35:54,740 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-05-06 20:35:54,744 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-05-06 20:35:54,744 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:35:54" (1/1) ... [2024-05-06 20:35:54,745 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28a2cfeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:54, skipping insertion in model container [2024-05-06 20:35:54,745 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.05 08:35:54" (1/1) ... [2024-05-06 20:35:54,828 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-05-06 20:35:55,092 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2024-05-06 20:35:57,433 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:35:57,450 INFO L202 MainTranslator]: Completed pre-run [2024-05-06 20:35:57,468 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i[5469,5482] [2024-05-06 20:35:57,540 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:35:57,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:35:57,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:35:57,542 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] [2024-05-06 20:35:57,611 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-05-06 20:35:57,706 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,013 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-05-06 20:35:58,019 INFO L206 MainTranslator]: Completed translation [2024-05-06 20:35:58,019 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58 WrapperNode [2024-05-06 20:35:58,020 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-05-06 20:35:58,020 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-05-06 20:35:58,020 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-05-06 20:35:58,021 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-05-06 20:35:58,025 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,095 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,160 INFO L138 Inliner]: procedures = 1353, calls = 1450, calls flagged for inlining = 347, calls inlined = 16, statements flattened = 288 [2024-05-06 20:35:58,161 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-05-06 20:35:58,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-05-06 20:35:58,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-05-06 20:35:58,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-05-06 20:35:58,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-05-06 20:35:58,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-05-06 20:35:58,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-05-06 20:35:58,213 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-05-06 20:35:58,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (1/1) ... [2024-05-06 20:35:58,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-05-06 20:35:58,245 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:35:58,271 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 20:35:58,292 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 20:35:58,316 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-05-06 20:35:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_unlocked_ioctl [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-05-06 20:35:58,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-05-06 20:35:58,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-05-06 20:35:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-05-06 20:35:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-05-06 20:35:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-05-06 20:35:58,318 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2024-05-06 20:35:58,319 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2024-05-06 20:35:58,320 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 20:35:58,634 INFO L241 CfgBuilder]: Building ICFG [2024-05-06 20:35:58,636 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-05-06 20:35:58,988 INFO L282 CfgBuilder]: Performing block encoding [2024-05-06 20:35:59,014 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-05-06 20:35:59,014 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2024-05-06 20:35:59,016 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:35:59 BoogieIcfgContainer [2024-05-06 20:35:59,016 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-05-06 20:35:59,017 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-05-06 20:35:59,017 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-05-06 20:35:59,020 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-05-06 20:35:59,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.05 08:35:54" (1/3) ... [2024-05-06 20:35:59,020 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14545414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:35:59, skipping insertion in model container [2024-05-06 20:35:59,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.05 08:35:58" (2/3) ... [2024-05-06 20:35:59,021 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@14545414 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.05 08:35:59, skipping insertion in model container [2024-05-06 20:35:59,021 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.05 08:35:59" (3/3) ... [2024-05-06 20:35:59,021 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_llseek_nvram_unlocked_ioctl.i [2024-05-06 20:35:59,027 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-05-06 20:35:59,034 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-05-06 20:35:59,035 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-05-06 20:35:59,035 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-05-06 20:35:59,086 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-05-06 20:35:59,120 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-05-06 20:35:59,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-05-06 20:35:59,120 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-05-06 20:35:59,132 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 20:35:59,139 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 20:35:59,163 INFO L188 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-05-06 20:35:59,173 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:35:59,175 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-05-06 20:35:59,180 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;@11b942b9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=SLEEP_SET, mConComCheckerLimitedChecksCriterion=true, mConComCheckerCriterionLimit=10, mConComCheckerRandomProb=100, mConComCheckerRandomSeed=123, mConComCheckerConditionCriterion=false [2024-05-06 20:35:59,180 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2024-05-06 20:35:59,264 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:35:59,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:35:59,266 INFO L85 PathProgramCache]: Analyzing trace with hash 2081968414, now seen corresponding path program 1 times [2024-05-06 20:35:59,294 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:35:59,295 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [524375433] [2024-05-06 20:35:59,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:35:59,295 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:35:59,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:35:59,841 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 20:35:59,841 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:35:59,842 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [524375433] [2024-05-06 20:35:59,842 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [524375433] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:35:59,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:35:59,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-05-06 20:35:59,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [543450372] [2024-05-06 20:35:59,844 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:35:59,850 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-05-06 20:35:59,851 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:35:59,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-05-06 20:35:59,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-05-06 20:35:59,872 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:35:59,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:35:59,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 125.0) internal successors, (250), 2 states have internal predecessors, (250), 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 20:35:59,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:35:59,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:35:59,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-05-06 20:35:59,921 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:35:59,922 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:35:59,922 INFO L85 PathProgramCache]: Analyzing trace with hash -1581867936, now seen corresponding path program 1 times [2024-05-06 20:35:59,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:35:59,922 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1565174464] [2024-05-06 20:35:59,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:35:59,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:00,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:00,524 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 20:36:00,524 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:00,525 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1565174464] [2024-05-06 20:36:00,525 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1565174464] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:00,525 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:00,525 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-05-06 20:36:00,525 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [690165981] [2024-05-06 20:36:00,525 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:00,526 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-05-06 20:36:00,526 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:00,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 20:36:00,527 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-05-06 20:36:00,527 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:00,528 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:00,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 41.5) internal successors, (249), 6 states have internal predecessors, (249), 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 20:36:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:00,528 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:00,861 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 20:36:02,932 INFO L85 PathProgramCache]: Analyzing trace with hash 1569382627, now seen corresponding path program 1 times [2024-05-06 20:36:02,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:02,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:03,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:03,500 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 20:36:03,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:03,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:03,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:03,842 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 20:36:03,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-05-06 20:36:03,843 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-05-06 20:36:04,057 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 23 treesize of output 19 [2024-05-06 20:36:04,153 INFO L85 PathProgramCache]: Analyzing trace with hash -1535608649, now seen corresponding path program 1 times [2024-05-06 20:36:04,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:04,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:04,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:04,314 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 20:36:04,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:04,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:04,485 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 20:36:04,486 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-05-06 20:36:04,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2024-05-06 20:36:06,084 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 716 treesize of output 668 [2024-05-06 20:36:06,209 INFO L85 PathProgramCache]: Analyzing trace with hash -2044669756, now seen corresponding path program 1 times [2024-05-06 20:36:06,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:06,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:06,502 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 20:36:06,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:06,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:06,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:06,738 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 20:36:06,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 20:36:06,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2024-05-06 20:36:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:15,754 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:15,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,SelfDestructingSolverStorable3,SelfDestructingSolverStorable2,SelfDestructingSolverStorable1,SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5 [2024-05-06 20:36:15,754 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:15,755 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:15,755 INFO L85 PathProgramCache]: Analyzing trace with hash -840723215, now seen corresponding path program 1 times [2024-05-06 20:36:15,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:15,755 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [392649125] [2024-05-06 20:36:15,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:15,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:16,093 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 20:36:16,095 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:16,097 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [392649125] [2024-05-06 20:36:16,097 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [392649125] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:16,101 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:16,101 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-05-06 20:36:16,101 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803120835] [2024-05-06 20:36:16,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:16,102 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-06 20:36:16,102 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:16,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-06 20:36:16,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-05-06 20:36:16,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:16,103 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:16,103 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.727272727272727) internal successors, (239), 11 states have internal predecessors, (239), 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 20:36:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:16,103 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:17,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:17,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:17,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 20:36:17,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-05-06 20:36:17,887 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:17,887 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:17,887 INFO L85 PathProgramCache]: Analyzing trace with hash 1801434575, now seen corresponding path program 1 times [2024-05-06 20:36:17,887 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:17,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [773165643] [2024-05-06 20:36:17,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:17,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:17,981 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 20:36:17,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:17,982 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [773165643] [2024-05-06 20:36:17,982 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [773165643] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:17,982 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:17,982 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 20:36:17,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1662500728] [2024-05-06 20:36:17,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:17,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 20:36:17,983 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:17,983 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 20:36:17,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 20:36:17,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:17,984 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:17,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 82.0) internal successors, (246), 3 states have internal predecessors, (246), 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 20:36:17,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:17,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:17,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 20:36:17,984 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:19,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:19,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:19,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2024-05-06 20:36:19,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:19,048 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-05-06 20:36:19,048 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:19,049 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:19,049 INFO L85 PathProgramCache]: Analyzing trace with hash 984292735, now seen corresponding path program 1 times [2024-05-06 20:36:19,049 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:19,049 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [987522284] [2024-05-06 20:36:19,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:19,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:19,143 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 20:36:19,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:19,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [987522284] [2024-05-06 20:36:19,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [987522284] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:19,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:19,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-05-06 20:36:19,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1988922119] [2024-05-06 20:36:19,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:19,144 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-05-06 20:36:19,144 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:19,145 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-05-06 20:36:19,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-05-06 20:36:19,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:19,146 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:19,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 81.66666666666667) internal successors, (245), 3 states have internal predecessors, (245), 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 20:36:19,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:19,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:19,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 21 states. [2024-05-06 20:36:19,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:19,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:36:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:20,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:20,387 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-05-06 20:36:20,387 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:20,388 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:20,388 INFO L85 PathProgramCache]: Analyzing trace with hash 1660742961, now seen corresponding path program 1 times [2024-05-06 20:36:20,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:20,388 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [600812698] [2024-05-06 20:36:20,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:20,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:20,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:21,461 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 20:36:21,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:21,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [600812698] [2024-05-06 20:36:21,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [600812698] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:21,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:21,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-05-06 20:36:21,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473258287] [2024-05-06 20:36:21,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:21,462 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 20:36:21,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:21,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 20:36:21,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-05-06 20:36:21,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:21,463 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:21,463 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 17.071428571428573) internal successors, (239), 14 states have internal predecessors, (239), 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 20:36:21,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:21,463 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:21,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 30 states. [2024-05-06 20:36:21,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:21,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:21,464 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:32,323 INFO L349 Elim1Store]: treesize reduction 9, result has 30.8 percent of original size [2024-05-06 20:36:32,323 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1462 treesize of output 1364 [2024-05-06 20:36:32,354 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 46 treesize of output 34 [2024-05-06 20:36:32,583 INFO L85 PathProgramCache]: Analyzing trace with hash 2047835223, now seen corresponding path program 1 times [2024-05-06 20:36:32,583 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:32,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:32,820 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 20:36:32,821 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:32,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:32,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:33,072 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 20:36:33,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-05-06 20:36:33,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=398, Unknown=0, NotChecked=0, Total=462 [2024-05-06 20:36:44,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:44,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:44,185 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:44,185 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable13 [2024-05-06 20:36:44,185 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:44,185 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:44,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1146820834, now seen corresponding path program 1 times [2024-05-06 20:36:44,186 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:44,186 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [122441319] [2024-05-06 20:36:44,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:44,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:44,891 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 20:36:44,891 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:44,891 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [122441319] [2024-05-06 20:36:44,892 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [122441319] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:44,892 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:44,892 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-05-06 20:36:44,892 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953575446] [2024-05-06 20:36:44,892 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:44,893 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-05-06 20:36:44,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:44,894 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-05-06 20:36:44,894 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2024-05-06 20:36:44,894 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:44,894 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:44,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 15.428571428571429) internal successors, (216), 14 states have internal predecessors, (216), 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 20:36:44,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:44,894 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:44,895 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:50,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:50,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-06 20:36:50,165 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-05-06 20:36:50,165 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:50,165 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:50,166 INFO L85 PathProgramCache]: Analyzing trace with hash -344518725, now seen corresponding path program 2 times [2024-05-06 20:36:50,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:50,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2053054867] [2024-05-06 20:36:50,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:50,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:50,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:50,465 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 20:36:50,465 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:50,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2053054867] [2024-05-06 20:36:50,466 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2053054867] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:50,466 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:50,466 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2024-05-06 20:36:50,466 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [461488069] [2024-05-06 20:36:50,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:50,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-05-06 20:36:50,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:50,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-05-06 20:36:50,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2024-05-06 20:36:50,467 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:50,467 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:50,467 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 21.727272727272727) internal successors, (239), 11 states have internal predecessors, (239), 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 20:36:50,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:50,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-06 20:36:50,468 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:53,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-05-06 20:36:53,097 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 20:36:53,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-05-06 20:36:53,098 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 2 more)] === [2024-05-06 20:36:53,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-05-06 20:36:53,098 INFO L85 PathProgramCache]: Analyzing trace with hash -1241577477, now seen corresponding path program 2 times [2024-05-06 20:36:53,098 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-05-06 20:36:53,099 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221264176] [2024-05-06 20:36:53,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-05-06 20:36:53,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-05-06 20:36:53,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-05-06 20:36:54,165 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 20:36:54,165 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-05-06 20:36:54,165 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221264176] [2024-05-06 20:36:54,166 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221264176] provided 1 perfect and 0 imperfect interpolant sequences [2024-05-06 20:36:54,166 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-05-06 20:36:54,166 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-05-06 20:36:54,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [613929325] [2024-05-06 20:36:54,166 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-05-06 20:36:54,166 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-05-06 20:36:54,166 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-05-06 20:36:54,167 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-05-06 20:36:54,167 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=225, Unknown=0, NotChecked=0, Total=272 [2024-05-06 20:36:54,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:54,167 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-05-06 20:36:54,167 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 14.058823529411764) internal successors, (239), 17 states have internal predecessors, (239), 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 20:36:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:36:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:36:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:54,167 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:36:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:36:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2024-05-06 20:36:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-05-06 20:36:54,168 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:37:07,511 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-05-06 20:37:07,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-05-06 20:37:07,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2024-05-06 20:37:07,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:37:07,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-05-06 20:37:07,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2024-05-06 20:37:07,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2024-05-06 20:37:07,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-05-06 20:37:07,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-05-06 20:37:07,517 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 4 remaining) [2024-05-06 20:37:07,517 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 4 remaining) [2024-05-06 20:37:07,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 4 remaining) [2024-05-06 20:37:07,518 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 4 remaining) [2024-05-06 20:37:07,519 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-05-06 20:37:07,523 INFO L448 BasicCegarLoop]: Path program histogram: [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-05-06 20:37:07,527 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-05-06 20:37:07,527 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-05-06 20:37:07,531 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.05 08:37:07 BasicIcfg [2024-05-06 20:37:07,531 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-05-06 20:37:07,531 INFO L158 Benchmark]: Toolchain (without parser) took 72793.87ms. Allocated memory was 255.9MB in the beginning and 828.4MB in the end (delta: 572.5MB). Free memory was 174.1MB in the beginning and 562.3MB in the end (delta: -388.2MB). Peak memory consumption was 185.0MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,531 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 222.9MB. There was no memory consumed. Max. memory is 8.0GB. [2024-05-06 20:37:07,531 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3280.00ms. Allocated memory was 255.9MB in the beginning and 370.1MB in the end (delta: 114.3MB). Free memory was 173.9MB in the beginning and 247.5MB in the end (delta: -73.6MB). Peak memory consumption was 94.5MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.50ms. Allocated memory is still 370.1MB. Free memory was 247.5MB in the beginning and 238.6MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,532 INFO L158 Benchmark]: Boogie Preprocessor took 49.06ms. Allocated memory is still 370.1MB. Free memory was 238.6MB in the beginning and 234.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,532 INFO L158 Benchmark]: RCFGBuilder took 802.56ms. Allocated memory is still 370.1MB. Free memory was 234.4MB in the beginning and 191.9MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,532 INFO L158 Benchmark]: TraceAbstraction took 68513.65ms. Allocated memory was 370.1MB in the beginning and 828.4MB in the end (delta: 458.2MB). Free memory was 190.9MB in the beginning and 562.3MB in the end (delta: -371.4MB). Peak memory consumption was 87.3MB. Max. memory is 8.0GB. [2024-05-06 20:37:07,533 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 255.9MB. Free memory is still 222.9MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 3280.00ms. Allocated memory was 255.9MB in the beginning and 370.1MB in the end (delta: 114.3MB). Free memory was 173.9MB in the beginning and 247.5MB in the end (delta: -73.6MB). Peak memory consumption was 94.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 140.50ms. Allocated memory is still 370.1MB. Free memory was 247.5MB in the beginning and 238.6MB in the end (delta: 8.9MB). Peak memory consumption was 9.4MB. Max. memory is 8.0GB. * Boogie Preprocessor took 49.06ms. Allocated memory is still 370.1MB. Free memory was 238.6MB in the beginning and 234.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 8.0GB. * RCFGBuilder took 802.56ms. Allocated memory is still 370.1MB. Free memory was 234.4MB in the beginning and 191.9MB in the end (delta: 42.5MB). Peak memory consumption was 41.9MB. Max. memory is 8.0GB. * TraceAbstraction took 68513.65ms. Allocated memory was 370.1MB in the beginning and 828.4MB in the end (delta: 458.2MB). Free memory was 190.9MB in the beginning and 562.3MB in the end (delta: -371.4MB). Peak memory consumption was 87.3MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "b %b0, %1\n" : "+q" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "w %w0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "l %0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 3227]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile ("" "xchg" "q %q0, %1\n" : "+r" (__ret), "+m" (*((&head->first))) : : "memory", "cc"); [3227] - GenericResultAtLocation [Line: 5814]: Unsoundness Warning Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 207603, independent: 205158, independent conditional: 204962, independent unconditional: 196, dependent: 2349, dependent conditional: 2348, dependent unconditional: 1, unknown: 96, unknown conditional: 96, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 206141, independent: 205158, independent conditional: 204962, independent unconditional: 196, dependent: 887, dependent conditional: 886, dependent unconditional: 1, unknown: 96, unknown conditional: 96, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 206141, independent: 205158, independent conditional: 204962, independent unconditional: 196, dependent: 887, dependent conditional: 886, dependent unconditional: 1, unknown: 96, unknown conditional: 96, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 206141, independent: 205158, independent conditional: 204962, independent unconditional: 196, dependent: 887, dependent conditional: 886, dependent unconditional: 1, unknown: 96, unknown conditional: 96, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 99053, independent unconditional: 106105, dependent: 7082, dependent conditional: 5881, dependent unconditional: 1201, unknown: 514, unknown conditional: 420, unknown unconditional: 94] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 52071, independent unconditional: 153087, dependent: 7082, dependent conditional: 2380, dependent unconditional: 4702, unknown: 514, unknown conditional: 233, unknown unconditional: 281] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 52071, independent unconditional: 153087, dependent: 7082, dependent conditional: 2380, dependent unconditional: 4702, unknown: 514, unknown conditional: 233, unknown unconditional: 281] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4982, independent: 4864, independent conditional: 1048, independent unconditional: 3816, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4982, independent: 4854, independent conditional: 0, independent unconditional: 4854, dependent: 128, dependent conditional: 0, dependent unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 128, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 128, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35177, independent: 154, independent conditional: 154, independent unconditional: 0, dependent: 402, dependent conditional: 355, dependent unconditional: 47, unknown: 34621, unknown conditional: 28077, unknown unconditional: 6545] , Protected Queries: 0 ], Cache Queries: [ total: 212754, independent: 200294, independent conditional: 51023, independent unconditional: 149271, dependent: 6996, dependent conditional: 2304, dependent unconditional: 4692, unknown: 5464, unknown conditional: 1357, unknown unconditional: 4107] , Statistics on independence cache: Total cache size (in pairs): 4950, Positive cache size: 4864, Positive conditional cache size: 1048, Positive unconditional cache size: 3816, Negative cache size: 86, Negative conditional cache size: 76, Negative unconditional cache size: 10, Unknown cache size: 32, Unknown conditional cache size: 26, Unknown unconditional cache size: 6, Eliminated conditions: 50670, Maximal queried relation: 11, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 99053, independent unconditional: 106105, dependent: 7082, dependent conditional: 5881, dependent unconditional: 1201, unknown: 514, unknown conditional: 420, unknown unconditional: 94] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 52071, independent unconditional: 153087, dependent: 7082, dependent conditional: 2380, dependent unconditional: 4702, unknown: 514, unknown conditional: 233, unknown unconditional: 281] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 212754, independent: 205158, independent conditional: 52071, independent unconditional: 153087, dependent: 7082, dependent conditional: 2380, dependent unconditional: 4702, unknown: 514, unknown conditional: 233, unknown unconditional: 281] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 4982, independent: 4864, independent conditional: 1048, independent unconditional: 3816, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 4982, independent: 4854, independent conditional: 0, independent unconditional: 4854, dependent: 128, dependent conditional: 0, dependent unconditional: 128, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 128, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 128, independent: 10, independent conditional: 10, independent unconditional: 0, dependent: 86, dependent conditional: 76, dependent unconditional: 10, unknown: 32, unknown conditional: 26, unknown unconditional: 6] , SemanticIndependenceRelation.Query Time [ms]: [ total: 35177, independent: 154, independent conditional: 154, independent unconditional: 0, dependent: 402, dependent conditional: 355, dependent unconditional: 47, unknown: 34621, unknown conditional: 28077, unknown unconditional: 6545] , Protected Queries: 0 ], Cache Queries: [ total: 212754, independent: 200294, independent conditional: 51023, independent unconditional: 149271, dependent: 6996, dependent conditional: 2304, dependent unconditional: 4692, unknown: 5464, unknown conditional: 1357, unknown unconditional: 4107] , Statistics on independence cache: Total cache size (in pairs): 4950, Positive cache size: 4864, Positive conditional cache size: 1048, Positive unconditional cache size: 3816, Negative cache size: 86, Negative conditional cache size: 76, Negative unconditional cache size: 10, Unknown cache size: 32, Unknown conditional cache size: 26, Unknown unconditional cache size: 6, Eliminated conditions: 50670 ], Independence queries for same thread: 1462 - PositiveResult [Line: 174]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 412 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 68.4s, OverallIterations: 9, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 63.4s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 164, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 4.1s InterpolantComputationTime, 2162 NumberOfCodeBlocks, 2162 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 2153 ConstructedInterpolants, 0 QuantifiedInterpolants, 5824 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConditionalCommutativityCheckTime: 25.6s, ConditionalCommutativityIAIntegrations: 0, ConditionalCommutativityDFSRestarts: 4, ConditionalCommutativityConditionCalculations: 87, ConditionalCommutativityTraceChecks: 4, ConditionalCommutativityImperfectProofs: 0 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-05-06 20:37:07,587 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Ended with exit code 0 [2024-05-06 20:37:07,776 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...