/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 RANDOM --traceabstraction.probability.for.random.criterion 20 --traceabstraction.seed.for.random.criterion 213 -tc ../benchexec/../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i -------------------------------------------------------------------------------- This is Ultimate 0.2.4-wip.dk.conditional-comm-3774817-m [2024-04-05 01:43:50,100 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-04-05 01:43:50,169 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../benchexec/../../../trunk/examples/settings/gemcutter/NewStatesSleep.epf [2024-04-05 01:43:50,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-04-05 01:43:50,173 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-04-05 01:43:50,198 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-04-05 01:43:50,198 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-04-05 01:43:50,199 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-04-05 01:43:50,199 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-04-05 01:43:50,202 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-04-05 01:43:50,203 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-04-05 01:43:50,203 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-04-05 01:43:50,203 INFO L153 SettingsManager]: * Use SBE=true [2024-04-05 01:43:50,204 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-04-05 01:43:50,204 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-04-05 01:43:50,204 INFO L153 SettingsManager]: * sizeof long=4 [2024-04-05 01:43:50,204 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-04-05 01:43:50,205 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-04-05 01:43:50,205 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-04-05 01:43:50,205 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-04-05 01:43:50,205 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-04-05 01:43:50,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-04-05 01:43:50,206 INFO L153 SettingsManager]: * sizeof long double=12 [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * Use constant arrays=true [2024-04-05 01:43:50,207 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * To the following directory=./dump/ [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-04-05 01:43:50,207 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 01:43:50,209 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-04-05 01:43:50,209 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-04-05 01:43:50,209 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-04-05 01:43:50,209 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-04-05 01:43:50,209 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2024-04-05 01:43:50,209 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-04-05 01:43:50,224 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-04-05 01:43:50,224 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-04-05 01:43:50,224 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2024-04-05 01:43:50,224 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: DFS Order used in POR -> LOOP_LOCKSTEP Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional conditional commutativity checking -> DFS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Criterion for conditional commutativity checking -> RANDOM Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: probability for random criterion as percentage -> 20 Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: seed for random criterion -> 213 [2024-04-05 01:43:50,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-04-05 01:43:50,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-04-05 01:43:50,466 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-04-05 01:43:50,467 INFO L270 PluginConnector]: Initializing CDTParser... [2024-04-05 01:43:50,468 INFO L274 PluginConnector]: CDTParser initialized [2024-04-05 01:43:50,469 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/../../../trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-05 01:43:51,559 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-04-05 01:43:52,013 INFO L384 CDTParser]: Found 1 translation units. [2024-04-05 01:43:52,013 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/pthread-driver-races/char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-05 01:43:52,049 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7b1fb3db4/3235f7e262334e1981e2772ff9beb940/FLAGf3a8e1af4 [2024-04-05 01:43:52,064 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/data/7b1fb3db4/3235f7e262334e1981e2772ff9beb940 [2024-04-05 01:43:52,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-04-05 01:43:52,067 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2024-04-05 01:43:52,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-04-05 01:43:52,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-04-05 01:43:52,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-04-05 01:43:52,073 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 01:43:52" (1/1) ... [2024-04-05 01:43:52,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e8d51db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:52, skipping insertion in model container [2024-04-05 01:43:52,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.04 01:43:52" (1/1) ... [2024-04-05 01:43:52,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2024-04-05 01:43:52,429 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_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-05 01:43:55,484 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 01:43:55,484 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 01:43:55,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 01:43:55,614 INFO L202 MainTranslator]: Completed pre-run [2024-04-05 01:43:55,634 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_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i[5469,5482] [2024-04-05 01:43:55,724 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] [2024-04-05 01:43:55,726 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] [2024-04-05 01:43:55,726 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] [2024-04-05 01:43:55,727 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] [2024-04-05 01:43:55,812 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2024-04-05 01:43:55,840 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 01:43:55,840 WARN L1590 CHandler]: Possible shadowing of function iminor [2024-04-05 01:43:55,849 INFO L209 PostProcessor]: Analyzing one entry point: main [2024-04-05 01:43:56,253 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,253 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,253 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,253 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,253 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,254 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2024-04-05 01:43:56,259 INFO L206 MainTranslator]: Completed translation [2024-04-05 01:43:56,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56 WrapperNode [2024-04-05 01:43:56,260 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-04-05 01:43:56,261 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-04-05 01:43:56,261 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-04-05 01:43:56,261 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-04-05 01:43:56,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,380 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,438 INFO L138 Inliner]: procedures = 1393, calls = 1529, calls flagged for inlining = 392, calls inlined = 75, statements flattened = 839 [2024-04-05 01:43:56,438 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-04-05 01:43:56,439 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-04-05 01:43:56,439 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-04-05 01:43:56,439 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-04-05 01:43:56,446 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,446 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,452 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,453 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,469 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,473 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,479 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,499 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,507 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-04-05 01:43:56,508 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-04-05 01:43:56,508 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-04-05 01:43:56,508 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-04-05 01:43:56,509 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (1/1) ... [2024-04-05 01:43:56,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-04-05 01:43:56,531 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:43:56,548 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-04-05 01:43:56,554 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-04-05 01:43:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-04-05 01:43:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-04-05 01:43:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-04-05 01:43:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-04-05 01:43:56,597 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-05 01:43:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_change [2024-04-05 01:43:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-04-05 01:43:56,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-04-05 01:43:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-04-05 01:43:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-04-05 01:43:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-04-05 01:43:56,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-04-05 01:43:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-05 01:43:56,599 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_pc8736x_gpio_configure [2024-04-05 01:43:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-04-05 01:43:56,599 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-04-05 01:43:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-04-05 01:43:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-04-05 01:43:56,600 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-04-05 01:43:56,602 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2024-04-05 01:43:56,957 INFO L241 CfgBuilder]: Building ICFG [2024-04-05 01:43:56,959 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2024-04-05 01:43:57,604 INFO L282 CfgBuilder]: Performing block encoding [2024-04-05 01:43:57,630 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-04-05 01:43:57,630 INFO L309 CfgBuilder]: Removed 25 assume(true) statements. [2024-04-05 01:43:57,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 01:43:57 BoogieIcfgContainer [2024-04-05 01:43:57,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-04-05 01:43:57,633 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-04-05 01:43:57,633 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-04-05 01:43:57,635 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-04-05 01:43:57,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.04 01:43:52" (1/3) ... [2024-04-05 01:43:57,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38692df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 01:43:57, skipping insertion in model container [2024-04-05 01:43:57,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.04 01:43:56" (2/3) ... [2024-04-05 01:43:57,636 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38692df3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.04 01:43:57, skipping insertion in model container [2024-04-05 01:43:57,636 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.04 01:43:57" (3/3) ... [2024-04-05 01:43:57,637 INFO L112 eAbstractionObserver]: Analyzing ICFG char_pc8736x_gpio_pc8736x_gpio_change_pc8736x_gpio_configure.i [2024-04-05 01:43:57,643 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2024-04-05 01:43:57,650 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-04-05 01:43:57,651 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2024-04-05 01:43:57,651 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-04-05 01:43:57,745 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-04-05 01:43:57,783 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-04-05 01:43:57,784 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-04-05 01:43:57,784 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:43:57,786 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-04-05 01:43:57,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-04-05 01:43:57,813 INFO L184 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-04-05 01:43:57,823 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:43:57,824 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-04-05 01:43:57,877 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;@7101ce9b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms], mConComChecker=DFS, mConComCheckerCriterion=RANDOM, mConComCheckerLimitedChecksCriterion=false, mConComCheckerCriterionLimit=1, mConComCheckerRandomProb=20, mConComCheckerRandomSeed=213 [2024-04-05 01:43:57,878 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2024-04-05 01:43:58,108 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:43:58,109 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:43:58,110 INFO L85 PathProgramCache]: Analyzing trace with hash 1222302897, now seen corresponding path program 1 times [2024-04-05 01:43:58,117 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:43:58,117 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048807744] [2024-04-05 01:43:58,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:43:58,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:43:58,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:43:58,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:43:58,519 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:43:58,519 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048807744] [2024-04-05 01:43:58,520 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048807744] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:43:58,520 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 01:43:58,520 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-04-05 01:43:58,521 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1966587165] [2024-04-05 01:43:58,521 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:43:58,527 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-04-05 01:43:58,527 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:43:58,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-04-05 01:43:58,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-04-05 01:43:58,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:58,547 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:43:58,549 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 206.5) internal successors, (413), 2 states have internal predecessors, (413), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:43:58,549 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:58,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:58,631 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-04-05 01:43:58,631 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:43:58,632 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:43:58,632 INFO L85 PathProgramCache]: Analyzing trace with hash -940962004, now seen corresponding path program 1 times [2024-04-05 01:43:58,632 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:43:58,632 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [109191879] [2024-04-05 01:43:58,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:43:58,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:43:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:43:59,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:43:59,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:43:59,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [109191879] [2024-04-05 01:43:59,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [109191879] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:43:59,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 01:43:59,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-04-05 01:43:59,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2093804390] [2024-04-05 01:43:59,413 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:43:59,414 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-04-05 01:43:59,414 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:43:59,416 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-04-05 01:43:59,416 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-04-05 01:43:59,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:59,417 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:43:59,417 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 45.77777777777778) internal successors, (412), 9 states have internal predecessors, (412), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:43:59,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:59,418 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:59,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:43:59,620 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:43:59,620 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-04-05 01:43:59,621 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:43:59,623 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:43:59,623 INFO L85 PathProgramCache]: Analyzing trace with hash 1480243170, now seen corresponding path program 1 times [2024-04-05 01:43:59,623 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:43:59,624 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383220800] [2024-04-05 01:43:59,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:43:59,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:43:59,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:44:00,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:44:00,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:44:00,455 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383220800] [2024-04-05 01:44:00,455 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383220800] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:44:00,455 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 01:44:00,455 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-04-05 01:44:00,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760723116] [2024-04-05 01:44:00,456 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:44:00,456 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-04-05 01:44:00,456 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:44:00,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-04-05 01:44:00,457 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-04-05 01:44:00,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:00,457 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:44:00,458 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 86.6) internal successors, (433), 5 states have internal predecessors, (433), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:44:00,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:00,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:44:00,458 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:00,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:00,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:44:00,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:44:00,526 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-04-05 01:44:00,526 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:44:00,526 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:44:00,526 INFO L85 PathProgramCache]: Analyzing trace with hash 941801174, now seen corresponding path program 1 times [2024-04-05 01:44:00,526 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:44:00,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1972501801] [2024-04-05 01:44:00,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:44:00,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:44:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:44:01,193 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:44:01,194 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:44:01,194 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1972501801] [2024-04-05 01:44:01,195 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1972501801] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 01:44:01,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [355236517] [2024-04-05 01:44:01,200 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:44:01,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:44:01,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:44:01,254 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 01:44:01,301 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-04-05 01:44:01,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:44:01,731 INFO L262 TraceCheckSpWp]: Trace formula consists of 1313 conjuncts, 12 conjunts are in the unsatisfiable core [2024-04-05 01:44:01,755 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 01:44:01,841 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 19 treesize of output 7 [2024-04-05 01:44:01,871 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 01:44:01,871 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 01:44:01,871 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [355236517] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:44:01,871 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 01:44:01,871 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 11 [2024-04-05 01:44:01,871 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907661613] [2024-04-05 01:44:01,872 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:44:01,872 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 01:44:01,873 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:44:01,873 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 01:44:01,873 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2024-04-05 01:44:01,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:01,873 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:44:01,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 63.0) internal successors, (441), 7 states have internal predecessors, (441), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:44:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:44:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:44:01,874 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:02,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:44:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:44:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:44:02,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:44:02,064 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-04-05 01:44:02,263 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:44:02,266 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:44:02,267 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:44:02,267 INFO L85 PathProgramCache]: Analyzing trace with hash -868660380, now seen corresponding path program 1 times [2024-04-05 01:44:02,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:44:02,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [580706324] [2024-04-05 01:44:02,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:44:02,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:44:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:44:02,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:44:02,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:44:02,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [580706324] [2024-04-05 01:44:02,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [580706324] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 01:44:02,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1710346909] [2024-04-05 01:44:02,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:44:02,934 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:44:02,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:44:02,937 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 01:44:02,967 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-04-05 01:44:03,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:44:03,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 1473 conjuncts, 201 conjunts are in the unsatisfiable core [2024-04-05 01:44:03,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 01:44:04,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:04,350 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:44:04,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:04,374 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:44:04,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:04,402 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:44:04,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:04,425 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:44:04,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:04,451 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:44:04,981 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 01:44:04,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-05 01:44:05,057 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 01:44:05,058 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-05 01:44:05,117 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 01:44:05,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2024-04-05 01:44:05,246 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-04-05 01:44:05,246 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-04-05 01:44:05,400 INFO L349 Elim1Store]: treesize reduction 36, result has 34.5 percent of original size [2024-04-05 01:44:05,400 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 4 case distinctions, treesize of input 22 treesize of output 33 [2024-04-05 01:44:05,660 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-05 01:44:05,661 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-05 01:44:05,817 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-05 01:44:05,817 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-05 01:44:05,955 INFO L349 Elim1Store]: treesize reduction 60, result has 31.8 percent of original size [2024-04-05 01:44:05,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 29 treesize of output 40 [2024-04-05 01:44:06,099 INFO L349 Elim1Store]: treesize reduction 54, result has 34.1 percent of original size [2024-04-05 01:44:06,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 27 treesize of output 45 [2024-04-05 01:44:06,428 INFO L349 Elim1Store]: treesize reduction 72, result has 33.9 percent of original size [2024-04-05 01:44:06,429 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 8 case distinctions, treesize of input 32 treesize of output 57 [2024-04-05 01:44:08,854 INFO L349 Elim1Store]: treesize reduction 90, result has 33.8 percent of original size [2024-04-05 01:44:08,854 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 6 select indices, 6 select index equivalence classes, 10 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 37 treesize of output 69 [2024-04-05 01:44:10,460 INFO L349 Elim1Store]: treesize reduction 108, result has 33.7 percent of original size [2024-04-05 01:44:10,461 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 7 select indices, 7 select index equivalence classes, 15 disjoint index pairs (out of 21 index pairs), introduced 7 new quantified variables, introduced 12 case distinctions, treesize of input 42 treesize of output 81 [2024-04-05 01:44:15,410 INFO L349 Elim1Store]: treesize reduction 126, result has 33.7 percent of original size [2024-04-05 01:44:15,410 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 8 select indices, 8 select index equivalence classes, 21 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 14 case distinctions, treesize of input 47 treesize of output 93 [2024-04-05 01:44:26,186 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:26,186 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:26,979 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:26,980 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:27,663 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:27,664 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:28,336 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:28,336 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:29,069 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:29,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:29,790 INFO L349 Elim1Store]: treesize reduction 160, result has 31.3 percent of original size [2024-04-05 01:44:29,791 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 54 treesize of output 100 [2024-04-05 01:44:30,480 INFO L349 Elim1Store]: treesize reduction 144, result has 33.6 percent of original size [2024-04-05 01:44:30,480 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 28 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 16 case distinctions, treesize of input 52 treesize of output 105 [2024-04-05 01:44:49,861 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-05 01:44:49,862 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-05 01:44:55,042 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,044 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,048 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,050 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,057 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:44:55,071 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 01:44:55,072 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-05 01:45:02,719 INFO L349 Elim1Store]: treesize reduction 180, result has 31.3 percent of original size [2024-04-05 01:45:02,720 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 36 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 18 case distinctions, treesize of input 59 treesize of output 112 [2024-04-05 01:45:27,677 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 9 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:45:38,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:38,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 9 select indices, 9 select index equivalence classes, 45 disjoint index pairs (out of 36 index pairs), introduced 9 new quantified variables, introduced 0 case distinctions, treesize of input 54 treesize of output 73 [2024-04-05 01:45:42,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,232 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:42,253 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2024-04-05 01:45:42,254 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 2 case distinctions, treesize of input 59 treesize of output 80 [2024-04-05 01:45:47,183 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,188 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,206 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2024-04-05 01:45:47,207 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 10 select indices, 10 select index equivalence classes, 44 disjoint index pairs (out of 45 index pairs), introduced 10 new quantified variables, introduced 1 case distinctions, treesize of input 51 treesize of output 35 [2024-04-05 01:45:47,281 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:45:47,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:47,596 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:45:49,068 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:45:49,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:45:49,310 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 26 [2024-04-05 01:45:52,050 INFO L349 Elim1Store]: treesize reduction 48, result has 48.4 percent of original size [2024-04-05 01:45:52,050 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 40 treesize of output 64 [2024-04-05 01:45:52,216 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-04-05 01:45:52,216 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 59 treesize of output 67 [2024-04-05 01:45:52,420 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:45:52,421 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2024-04-05 01:45:52,734 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 01:45:52,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1710346909] provided 1 perfect and 1 imperfect interpolant sequences [2024-04-05 01:45:52,734 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-04-05 01:45:52,734 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6, 49] total 58 [2024-04-05 01:45:52,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1535017052] [2024-04-05 01:45:52,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:45:52,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-04-05 01:45:52,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:45:52,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-04-05 01:45:52,737 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=351, Invalid=2934, Unknown=21, NotChecked=0, Total=3306 [2024-04-05 01:45:52,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:45:52,737 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:45:52,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 77.14285714285714) internal successors, (540), 7 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:45:52,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:45:52,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:45:52,737 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:45:52,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:45:52,738 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:45:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:45:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:45:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:45:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:45:56,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:45:56,985 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2024-04-05 01:45:57,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,4 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:45:57,174 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:45:57,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:45:57,175 INFO L85 PathProgramCache]: Analyzing trace with hash -284476356, now seen corresponding path program 2 times [2024-04-05 01:45:57,175 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:45:57,175 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1118212411] [2024-04-05 01:45:57,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:45:57,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:45:57,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:45:57,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:45:57,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:45:57,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1118212411] [2024-04-05 01:45:57,773 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1118212411] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 01:45:57,773 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1233625093] [2024-04-05 01:45:57,773 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-04-05 01:45:57,774 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:45:57,774 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:45:57,775 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 01:45:57,777 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-04-05 01:45:58,815 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2024-04-05 01:45:58,815 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 01:45:58,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 30 conjunts are in the unsatisfiable core [2024-04-05 01:45:58,829 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 01:46:00,052 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-05 01:46:00,080 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:46:00,080 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-05 01:46:00,188 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 19 treesize of output 7 [2024-04-05 01:46:00,233 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 01:46:00,233 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 01:46:00,233 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1233625093] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:46:00,233 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 01:46:00,233 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [6] total 21 [2024-04-05 01:46:00,233 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1339678873] [2024-04-05 01:46:00,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:46:00,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-04-05 01:46:00,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:46:00,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-04-05 01:46:00,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=366, Unknown=0, NotChecked=0, Total=420 [2024-04-05 01:46:00,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:00,235 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:46:00,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 31.764705882352942) internal successors, (540), 17 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:46:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:46:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:00,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:00,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:00,236 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:13,909 INFO L349 Elim1Store]: treesize reduction 11, result has 26.7 percent of original size [2024-04-05 01:46:13,909 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 55 treesize of output 41 [2024-04-05 01:46:13,993 INFO L85 PathProgramCache]: Analyzing trace with hash 818904659, now seen corresponding path program 1 times [2024-04-05 01:46:13,994 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:13,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:14,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:14,390 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:14,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:14,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:15,027 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:15,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 01:46:15,067 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-04-05 01:46:15,268 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,SelfDestructingSolverStorable6,SelfDestructingSolverStorable5,5 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:46:15,268 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:46:15,269 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:46:15,269 INFO L85 PathProgramCache]: Analyzing trace with hash -1668035140, now seen corresponding path program 3 times [2024-04-05 01:46:15,269 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:46:15,269 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988240725] [2024-04-05 01:46:15,269 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:15,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:15,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:15,759 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:15,760 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:46:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988240725] [2024-04-05 01:46:15,760 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988240725] provided 0 perfect and 1 imperfect interpolant sequences [2024-04-05 01:46:15,760 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [738733599] [2024-04-05 01:46:15,760 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-04-05 01:46:15,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-04-05 01:46:15,760 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 [2024-04-05 01:46:15,767 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-04-05 01:46:15,776 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-04-05 01:46:16,745 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2024-04-05 01:46:16,745 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2024-04-05 01:46:16,753 INFO L262 TraceCheckSpWp]: Trace formula consists of 1451 conjuncts, 33 conjunts are in the unsatisfiable core [2024-04-05 01:46:16,760 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2024-04-05 01:46:18,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2024-04-05 01:46:18,076 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:46:18,077 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-05 01:46:19,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-04-05 01:46:19,145 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 13 [2024-04-05 01:46:19,272 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 19 treesize of output 7 [2024-04-05 01:46:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 01:46:19,327 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-04-05 01:46:19,327 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [738733599] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:46:19,328 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-04-05 01:46:19,328 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [20] imperfect sequences [6] total 24 [2024-04-05 01:46:19,328 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840173111] [2024-04-05 01:46:19,328 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:46:19,329 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 20 states [2024-04-05 01:46:19,329 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:46:19,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2024-04-05 01:46:19,330 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=468, Unknown=0, NotChecked=0, Total=552 [2024-04-05 01:46:19,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:19,330 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:46:19,330 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 20 states, 20 states have (on average 27.0) internal successors, (540), 20 states have internal predecessors, (540), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:19,330 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 01:46:19,331 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:28,724 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 01:46:28,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-05 01:46:28,734 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-04-05 01:46:28,934 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2024-04-05 01:46:28,934 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES, ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2024-04-05 01:46:28,935 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2024-04-05 01:46:28,935 INFO L85 PathProgramCache]: Analyzing trace with hash -955887911, now seen corresponding path program 1 times [2024-04-05 01:46:28,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-04-05 01:46:28,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [682885352] [2024-04-05 01:46:28,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:28,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:29,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-04-05 01:46:29,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-04-05 01:46:29,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [682885352] [2024-04-05 01:46:29,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [682885352] provided 1 perfect and 0 imperfect interpolant sequences [2024-04-05 01:46:29,384 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-04-05 01:46:29,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-04-05 01:46:29,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376811077] [2024-04-05 01:46:29,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-04-05 01:46:29,384 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-04-05 01:46:29,384 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-04-05 01:46:29,385 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-04-05 01:46:29,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-04-05 01:46:29,385 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:29,385 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-04-05 01:46:29,385 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 44.0) internal successors, (264), 6 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2024-04-05 01:46:29,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:30,138 INFO L349 Elim1Store]: treesize reduction 12, result has 7.7 percent of original size [2024-04-05 01:46:30,138 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 37 treesize of output 27 [2024-04-05 01:46:30,318 INFO L85 PathProgramCache]: Analyzing trace with hash 1358977548, now seen corresponding path program 1 times [2024-04-05 01:46:30,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:30,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:30,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:30,683 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:30,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:30,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:31,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:35,297 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 23 [2024-04-05 01:46:35,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1418652871, now seen corresponding path program 1 times [2024-04-05 01:46:35,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:35,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:35,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:35,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:35,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-04-05 01:46:35,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-04-05 01:46:36,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-04-05 01:46:36,324 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-04-05 01:46:38,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (6 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (5 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (2 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr0ASSERT_VIOLATIONERROR_FUNCTION (1 of 7 remaining) [2024-04-05 01:46:38,020 INFO L805 garLoopResultBuilder]: Registering result SAFE for location whoop_wrapper_pc8736x_gpio_changeErr1ASSERT_VIOLATIONERROR_FUNCTION (0 of 7 remaining) [2024-04-05 01:46:38,020 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,SelfDestructingSolverStorable11,SelfDestructingSolverStorable12,SelfDestructingSolverStorable9,SelfDestructingSolverStorable13 [2024-04-05 01:46:38,023 INFO L445 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1, 1, 1, 1, 1, 1] [2024-04-05 01:46:38,027 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2024-04-05 01:46:38,027 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2024-04-05 01:46:38,029 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.04 01:46:38 BasicIcfg [2024-04-05 01:46:38,029 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-04-05 01:46:38,029 INFO L158 Benchmark]: Toolchain (without parser) took 165962.21ms. Allocated memory was 292.6MB in the beginning and 5.5GB in the end (delta: 5.2GB). Free memory was 207.6MB in the beginning and 4.7GB in the end (delta: -4.5GB). Peak memory consumption was 710.9MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,029 INFO L158 Benchmark]: CDTParser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. [2024-04-05 01:46:38,029 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4191.13ms. Allocated memory was 292.6MB in the beginning and 450.9MB in the end (delta: 158.3MB). Free memory was 207.4MB in the beginning and 306.2MB in the end (delta: -98.8MB). Peak memory consumption was 103.8MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,030 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.68ms. Allocated memory is still 450.9MB. Free memory was 306.2MB in the beginning and 293.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,030 INFO L158 Benchmark]: Boogie Preprocessor took 68.32ms. Allocated memory is still 450.9MB. Free memory was 293.6MB in the beginning and 286.8MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,030 INFO L158 Benchmark]: RCFGBuilder took 1123.69ms. Allocated memory is still 450.9MB. Free memory was 286.8MB in the beginning and 346.7MB in the end (delta: -59.9MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,030 INFO L158 Benchmark]: TraceAbstraction took 160395.74ms. Allocated memory was 450.9MB in the beginning and 5.5GB in the end (delta: 5.1GB). Free memory was 345.7MB in the beginning and 4.7GB in the end (delta: -4.4GB). Peak memory consumption was 689.6MB. Max. memory is 8.0GB. [2024-04-05 01:46:38,031 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.09ms. Allocated memory is still 190.8MB. Free memory is still 154.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 4191.13ms. Allocated memory was 292.6MB in the beginning and 450.9MB in the end (delta: 158.3MB). Free memory was 207.4MB in the beginning and 306.2MB in the end (delta: -98.8MB). Peak memory consumption was 103.8MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 177.68ms. Allocated memory is still 450.9MB. Free memory was 306.2MB in the beginning and 293.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Preprocessor took 68.32ms. Allocated memory is still 450.9MB. Free memory was 293.6MB in the beginning and 286.8MB in the end (delta: 6.8MB). Peak memory consumption was 7.3MB. Max. memory is 8.0GB. * RCFGBuilder took 1123.69ms. Allocated memory is still 450.9MB. Free memory was 286.8MB in the beginning and 346.7MB in the end (delta: -59.9MB). Peak memory consumption was 67.1MB. Max. memory is 8.0GB. * TraceAbstraction took 160395.74ms. Allocated memory was 450.9MB in the beginning and 5.5GB in the end (delta: 5.1GB). Free memory was 345.7MB in the beginning and 4.7GB in the end (delta: -4.4GB). Peak memory consumption was 689.6MB. 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: 1341479, independent: 1275626, independent conditional: 1275231, independent unconditional: 395, dependent: 65811, dependent conditional: 65788, dependent unconditional: 23, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1277636, independent: 1275626, independent conditional: 1275231, independent unconditional: 395, dependent: 1968, dependent conditional: 1968, dependent unconditional: 0, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1277636, independent: 1275626, independent conditional: 1275231, independent unconditional: 395, dependent: 1968, dependent conditional: 1968, dependent unconditional: 0, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 1277636, independent: 1275626, independent conditional: 1275231, independent unconditional: 395, dependent: 1968, dependent conditional: 1968, dependent unconditional: 0, unknown: 42, unknown conditional: 42, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 52259, independent unconditional: 1223367, dependent: 10600, dependent conditional: 6634, dependent unconditional: 3966, unknown: 232, unknown conditional: 132, unknown unconditional: 100] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 7554, independent unconditional: 1268072, dependent: 10600, dependent conditional: 4054, dependent unconditional: 6546, unknown: 232, unknown conditional: 80, unknown unconditional: 152] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 7554, independent unconditional: 1268072, dependent: 10600, dependent conditional: 4054, dependent unconditional: 6546, unknown: 232, unknown conditional: 80, unknown unconditional: 152] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41141, independent: 41035, independent conditional: 169, independent unconditional: 40866, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41141, independent: 41021, independent conditional: 0, independent unconditional: 41021, dependent: 120, dependent conditional: 0, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 120, independent: 14, independent conditional: 14, independent unconditional: 0, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 120, independent: 14, independent conditional: 14, independent unconditional: 0, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12465, independent: 211, independent conditional: 211, independent unconditional: 0, dependent: 394, dependent conditional: 181, dependent unconditional: 213, unknown: 11861, unknown conditional: 7557, unknown unconditional: 4304] , Protected Queries: 0 ], Cache Queries: [ total: 1286458, independent: 1234591, independent conditional: 7385, independent unconditional: 1227206, dependent: 10505, dependent conditional: 3985, dependent unconditional: 6520, unknown: 41362, unknown conditional: 318, unknown unconditional: 41044] , Statistics on independence cache: Total cache size (in pairs): 41130, Positive cache size: 41035, Positive conditional cache size: 169, Positive unconditional cache size: 40866, Negative cache size: 95, Negative conditional cache size: 69, Negative unconditional cache size: 26, Unknown cache size: 11, Unknown conditional cache size: 7, Unknown unconditional cache size: 4, Eliminated conditions: 47337, Maximal queried relation: 5, ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 52259, independent unconditional: 1223367, dependent: 10600, dependent conditional: 6634, dependent unconditional: 3966, unknown: 232, unknown conditional: 132, unknown unconditional: 100] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 7554, independent unconditional: 1268072, dependent: 10600, dependent conditional: 4054, dependent unconditional: 6546, unknown: 232, unknown conditional: 80, unknown unconditional: 152] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 1286458, independent: 1275626, independent conditional: 7554, independent unconditional: 1268072, dependent: 10600, dependent conditional: 4054, dependent unconditional: 6546, unknown: 232, unknown conditional: 80, unknown unconditional: 152] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 41141, independent: 41035, independent conditional: 169, independent unconditional: 40866, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 41141, independent: 41021, independent conditional: 0, independent unconditional: 41021, dependent: 120, dependent conditional: 0, dependent unconditional: 120, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 120, independent: 14, independent conditional: 14, independent unconditional: 0, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 120, independent: 14, independent conditional: 14, independent unconditional: 0, dependent: 95, dependent conditional: 69, dependent unconditional: 26, unknown: 11, unknown conditional: 7, unknown unconditional: 4] , SemanticIndependenceRelation.Query Time [ms]: [ total: 12465, independent: 211, independent conditional: 211, independent unconditional: 0, dependent: 394, dependent conditional: 181, dependent unconditional: 213, unknown: 11861, unknown conditional: 7557, unknown unconditional: 4304] , Protected Queries: 0 ], Cache Queries: [ total: 1286458, independent: 1234591, independent conditional: 7385, independent unconditional: 1227206, dependent: 10505, dependent conditional: 3985, dependent unconditional: 6520, unknown: 41362, unknown conditional: 318, unknown unconditional: 41044] , Statistics on independence cache: Total cache size (in pairs): 41130, Positive cache size: 41035, Positive conditional cache size: 169, Positive unconditional cache size: 40866, Negative cache size: 95, Negative conditional cache size: 69, Negative unconditional cache size: 26, Unknown cache size: 11, Unknown conditional cache size: 7, Unknown unconditional cache size: 4, Eliminated conditions: 47337 ], Independence queries for same thread: 63843 - 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 - 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 - 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, 1334 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 160.2s, OverallIterations: 8, TraceHistogramMax: 0, PathProgramHistogramMax: 3, EmptinessCheckTime: 37.8s, 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: 116, 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: 0.4s SsaConstructionTime, 3.1s SatisfiabilityAnalysisTime, 116.5s InterpolantComputationTime, 5644 NumberOfCodeBlocks, 5628 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 6171 ConstructedInterpolants, 168 QuantifiedInterpolants, 66323 SizeOfPredicates, 101 NumberOfNonLiveVariables, 5688 ConjunctsInSsa, 276 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 5/10 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 - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2024-04-05 01:46:38,075 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UGemCutter-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2024-04-05 01:46:38,341 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...