./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram-race.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram-race.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 12:01:54,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 12:01:54,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-26 12:01:54,569 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 12:01:54,569 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 12:01:54,617 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 12:01:54,618 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 12:01:54,619 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 12:01:54,620 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 12:01:54,625 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 12:01:54,626 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 12:01:54,627 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 12:01:54,627 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 12:01:54,629 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 12:01:54,630 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 12:01:54,630 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-26 12:01:54,630 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 12:01:54,631 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-26 12:01:54,631 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 12:01:54,632 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 12:01:54,632 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 12:01:54,633 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 12:01:54,633 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-26 12:01:54,635 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-26 12:01:54,635 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-26 12:01:54,636 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 12:01:54,636 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 12:01:54,637 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 12:01:54,637 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 12:01:54,638 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 12:01:54,639 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:01:54,640 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 12:01:54,640 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 12:01:54,640 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 12:01:54,640 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 12:01:54,641 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 12:01:54,641 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 12:01:54,641 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 12:01:54,641 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 12:01:54,641 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 12:01:54,642 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 12:01:54,642 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a382c3d3f68b2f5ab68f4f645755e252baf0f41b5f6fcd4ac49047e77a0e936 [2023-11-26 12:01:54,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 12:01:54,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 12:01:54,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 12:01:54,934 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 12:01:54,935 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 12:01:54,937 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram-race.i [2023-11-26 12:01:58,048 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 12:01:58,731 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 12:01:58,732 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_read_nvram_write_nvram-race.i [2023-11-26 12:01:58,787 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/data/3c88a604f/cdd509e650b449c999fed5526da5c6df/FLAG4613c98dc [2023-11-26 12:01:58,811 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/data/3c88a604f/cdd509e650b449c999fed5526da5c6df [2023-11-26 12:01:58,817 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 12:01:58,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 12:01:58,822 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 12:01:58,822 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 12:01:58,828 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 12:01:58,828 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:58" (1/1) ... [2023-11-26 12:01:58,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3502056c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:01:58, skipping insertion in model container [2023-11-26 12:01:58,832 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 12:01:58" (1/1) ... [2023-11-26 12:01:58,973 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 12:02:05,048 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:02:05,067 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 12:02:05,323 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] [2023-11-26 12:02:05,325 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] [2023-11-26 12:02:05,325 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] [2023-11-26 12:02:05,326 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] [2023-11-26 12:02:05,461 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: asm volatile("ud2"); [5814] [2023-11-26 12:02:05,515 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 12:02:06,176 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,176 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,176 WARN L675 CHandler]: The function __xchg_wrong_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,177 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,177 WARN L675 CHandler]: The function ____ilog2_NaN is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,177 WARN L675 CHandler]: The function _whoop_init is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 12:02:06,185 INFO L206 MainTranslator]: Completed translation [2023-11-26 12:02:06,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06 WrapperNode [2023-11-26 12:02:06,186 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 12:02:06,187 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 12:02:06,187 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 12:02:06,187 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 12:02:06,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,364 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,467 INFO L138 Inliner]: procedures = 1353, calls = 1451, calls flagged for inlining = 348, calls inlined = 20, statements flattened = 571 [2023-11-26 12:02:06,468 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 12:02:06,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 12:02:06,469 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 12:02:06,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 12:02:06,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,491 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,492 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,550 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,560 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,567 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,589 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,600 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 12:02:06,608 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 12:02:06,609 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 12:02:06,609 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 12:02:06,610 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (1/1) ... [2023-11-26 12:02:06,616 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 12:02:06,629 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 12:02:06,647 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 12:02:06,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_868d82a3-69a1-49c8-8f54-3d30ff49b24d/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 12:02:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-26 12:02:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 12:02:06,694 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 12:02:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 12:02:06,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 12:02:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-26 12:02:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 12:02:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-26 12:02:06,695 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2023-11-26 12:02:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2023-11-26 12:02:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 12:02:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-26 12:02:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_write_nvram [2023-11-26 12:02:06,696 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_write_nvram [2023-11-26 12:02:06,696 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-26 12:02:06,698 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-26 12:02:07,201 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 12:02:07,204 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 12:02:08,158 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 12:02:08,190 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 12:02:08,190 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-26 12:02:08,192 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:02:08 BoogieIcfgContainer [2023-11-26 12:02:08,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 12:02:08,195 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 12:02:08,195 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 12:02:08,202 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 12:02:08,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 12:01:58" (1/3) ... [2023-11-26 12:02:08,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1390ba81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:02:08, skipping insertion in model container [2023-11-26 12:02:08,203 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 12:02:06" (2/3) ... [2023-11-26 12:02:08,203 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1390ba81 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 12:02:08, skipping insertion in model container [2023-11-26 12:02:08,204 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 12:02:08" (3/3) ... [2023-11-26 12:02:08,205 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_read_nvram_write_nvram-race.i [2023-11-26 12:02:08,216 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-26 12:02:08,224 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 12:02:08,225 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 45 error locations. [2023-11-26 12:02:08,225 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-26 12:02:08,412 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2023-11-26 12:02:08,476 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 667 places, 679 transitions, 1372 flow [2023-11-26 12:02:08,850 INFO L124 PetriNetUnfolderBase]: 19/677 cut-off events. [2023-11-26 12:02:08,850 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-26 12:02:08,875 INFO L83 FinitePrefix]: Finished finitePrefix Result has 686 conditions, 677 events. 19/677 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1191 event pairs, 0 based on Foata normal form. 0/613 useless extension candidates. Maximal degree in co-relation 480. Up to 4 conditions per place. [2023-11-26 12:02:08,875 INFO L82 GeneralOperation]: Start removeDead. Operand has 667 places, 679 transitions, 1372 flow [2023-11-26 12:02:08,894 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 656 places, 668 transitions, 1345 flow [2023-11-26 12:02:08,911 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 12:02:08,920 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=PETRI_NET, 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;@2602067, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 12:02:08,920 INFO L358 AbstractCegarLoop]: Starting to check reachability of 67 error locations. [2023-11-26 12:02:08,937 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-26 12:02:08,937 INFO L124 PetriNetUnfolderBase]: 0/67 cut-off events. [2023-11-26 12:02:08,937 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-26 12:02:08,937 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:08,939 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:08,939 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:08,947 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:08,947 INFO L85 PathProgramCache]: Analyzing trace with hash -2140567620, now seen corresponding path program 1 times [2023-11-26 12:02:08,957 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:08,958 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [171749427] [2023-11-26 12:02:08,958 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:08,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:09,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:09,536 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:09,537 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [171749427] [2023-11-26 12:02:09,537 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [171749427] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:09,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:09,540 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:09,542 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729825850] [2023-11-26 12:02:09,543 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:09,553 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:09,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:09,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:09,592 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:09,615 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:09,624 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 656 places, 668 transitions, 1345 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:09,624 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:09,625 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:09,626 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:09,934 INFO L124 PetriNetUnfolderBase]: 12/654 cut-off events. [2023-11-26 12:02:09,935 INFO L125 PetriNetUnfolderBase]: For 5/6 co-relation queries the response was YES. [2023-11-26 12:02:09,943 INFO L83 FinitePrefix]: Finished finitePrefix Result has 671 conditions, 654 events. 12/654 cut-off events. For 5/6 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1031 event pairs, 0 based on Foata normal form. 7/602 useless extension candidates. Maximal degree in co-relation 478. Up to 7 conditions per place. [2023-11-26 12:02:09,949 INFO L140 encePairwiseOnDemand]: 669/679 looper letters, 6 selfloop transitions, 2 changer transitions 1/654 dead transitions. [2023-11-26 12:02:09,949 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 651 places, 654 transitions, 1333 flow [2023-11-26 12:02:09,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:09,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:09,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1993 transitions. [2023-11-26 12:02:09,973 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9783996072655866 [2023-11-26 12:02:09,974 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1993 transitions. [2023-11-26 12:02:09,975 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1993 transitions. [2023-11-26 12:02:09,981 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:09,984 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1993 transitions. [2023-11-26 12:02:09,996 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 664.3333333333334) internal successors, (1993), 3 states have internal predecessors, (1993), 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) [2023-11-26 12:02:10,011 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:10,014 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:10,017 INFO L175 Difference]: Start difference. First operand has 656 places, 668 transitions, 1345 flow. Second operand 3 states and 1993 transitions. [2023-11-26 12:02:10,018 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 651 places, 654 transitions, 1333 flow [2023-11-26 12:02:10,031 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 648 places, 654 transitions, 1328 flow, removed 0 selfloop flow, removed 3 redundant places. [2023-11-26 12:02:10,050 INFO L231 Difference]: Finished difference. Result has 648 places, 653 transitions, 1314 flow [2023-11-26 12:02:10,054 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1312, PETRI_DIFFERENCE_MINUEND_PLACES=646, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=654, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=652, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1314, PETRI_PLACES=648, PETRI_TRANSITIONS=653} [2023-11-26 12:02:10,059 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -8 predicate places. [2023-11-26 12:02:10,059 INFO L495 AbstractCegarLoop]: Abstraction has has 648 places, 653 transitions, 1314 flow [2023-11-26 12:02:10,061 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:10,061 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:10,062 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:10,063 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 12:02:10,063 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:10,064 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:10,064 INFO L85 PathProgramCache]: Analyzing trace with hash 1768630191, now seen corresponding path program 1 times [2023-11-26 12:02:10,065 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:10,066 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1538153256] [2023-11-26 12:02:10,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:10,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:10,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:10,294 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:10,294 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:10,295 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1538153256] [2023-11-26 12:02:10,295 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1538153256] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:10,295 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:10,296 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:10,296 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [414600438] [2023-11-26 12:02:10,296 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:10,298 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:10,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:10,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:10,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:10,327 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 679 [2023-11-26 12:02:10,332 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 648 places, 653 transitions, 1314 flow. Second operand has 3 states, 3 states have (on average 659.3333333333334) internal successors, (1978), 3 states have internal predecessors, (1978), 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) [2023-11-26 12:02:10,332 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:10,332 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 679 [2023-11-26 12:02:10,332 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:10,660 INFO L124 PetriNetUnfolderBase]: 18/815 cut-off events. [2023-11-26 12:02:10,660 INFO L125 PetriNetUnfolderBase]: For 1/1 co-relation queries the response was YES. [2023-11-26 12:02:10,667 INFO L83 FinitePrefix]: Finished finitePrefix Result has 836 conditions, 815 events. 18/815 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1998 event pairs, 1 based on Foata normal form. 0/741 useless extension candidates. Maximal degree in co-relation 760. Up to 10 conditions per place. [2023-11-26 12:02:10,672 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 7 selfloop transitions, 2 changer transitions 0/652 dead transitions. [2023-11-26 12:02:10,672 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 648 places, 652 transitions, 1330 flow [2023-11-26 12:02:10,673 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:10,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:10,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1984 transitions. [2023-11-26 12:02:10,680 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9739813451153657 [2023-11-26 12:02:10,681 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1984 transitions. [2023-11-26 12:02:10,681 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1984 transitions. [2023-11-26 12:02:10,683 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:10,683 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1984 transitions. [2023-11-26 12:02:10,692 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 661.3333333333334) internal successors, (1984), 3 states have internal predecessors, (1984), 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) [2023-11-26 12:02:10,701 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:10,704 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:10,704 INFO L175 Difference]: Start difference. First operand has 648 places, 653 transitions, 1314 flow. Second operand 3 states and 1984 transitions. [2023-11-26 12:02:10,705 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 648 places, 652 transitions, 1330 flow [2023-11-26 12:02:10,711 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 646 places, 652 transitions, 1326 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:10,722 INFO L231 Difference]: Finished difference. Result has 646 places, 652 transitions, 1312 flow [2023-11-26 12:02:10,724 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1308, PETRI_DIFFERENCE_MINUEND_PLACES=644, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=652, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=650, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1312, PETRI_PLACES=646, PETRI_TRANSITIONS=652} [2023-11-26 12:02:10,725 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -10 predicate places. [2023-11-26 12:02:10,725 INFO L495 AbstractCegarLoop]: Abstraction has has 646 places, 652 transitions, 1312 flow [2023-11-26 12:02:10,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 659.3333333333334) internal successors, (1978), 3 states have internal predecessors, (1978), 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) [2023-11-26 12:02:10,732 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:10,733 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:10,733 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 12:02:10,733 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:10,734 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:10,734 INFO L85 PathProgramCache]: Analyzing trace with hash 525508338, now seen corresponding path program 1 times [2023-11-26 12:02:10,734 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:10,734 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747163967] [2023-11-26 12:02:10,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:10,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:10,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:10,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:10,846 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:10,846 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747163967] [2023-11-26 12:02:10,846 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747163967] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:10,846 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:10,847 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:10,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1945751484] [2023-11-26 12:02:10,847 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:10,848 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:10,848 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:10,849 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:10,849 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:10,865 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:10,869 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 646 places, 652 transitions, 1312 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:10,869 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:10,869 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:10,870 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:11,050 INFO L124 PetriNetUnfolderBase]: 12/651 cut-off events. [2023-11-26 12:02:11,051 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:11,058 INFO L83 FinitePrefix]: Finished finitePrefix Result has 667 conditions, 651 events. 12/651 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1033 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 584. Up to 7 conditions per place. [2023-11-26 12:02:11,063 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/651 dead transitions. [2023-11-26 12:02:11,063 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 647 places, 651 transitions, 1326 flow [2023-11-26 12:02:11,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:11,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:11,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:11,069 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:11,070 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,070 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,071 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:11,072 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,078 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:11,084 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,087 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,087 INFO L175 Difference]: Start difference. First operand has 646 places, 652 transitions, 1312 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:11,088 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 647 places, 651 transitions, 1326 flow [2023-11-26 12:02:11,093 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 645 places, 651 transitions, 1322 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:11,103 INFO L231 Difference]: Finished difference. Result has 645 places, 651 transitions, 1310 flow [2023-11-26 12:02:11,105 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1306, PETRI_DIFFERENCE_MINUEND_PLACES=643, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=651, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=649, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1310, PETRI_PLACES=645, PETRI_TRANSITIONS=651} [2023-11-26 12:02:11,106 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -11 predicate places. [2023-11-26 12:02:11,106 INFO L495 AbstractCegarLoop]: Abstraction has has 645 places, 651 transitions, 1310 flow [2023-11-26 12:02:11,108 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:11,109 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:11,109 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:11,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 12:02:11,109 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:11,110 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:11,110 INFO L85 PathProgramCache]: Analyzing trace with hash -1945583063, now seen corresponding path program 1 times [2023-11-26 12:02:11,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:11,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1763472669] [2023-11-26 12:02:11,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:11,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:11,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:11,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:11,223 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:11,224 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1763472669] [2023-11-26 12:02:11,224 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1763472669] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:11,224 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:11,224 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:11,225 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [31297807] [2023-11-26 12:02:11,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:11,225 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:11,226 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:11,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:11,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:11,248 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 658 out of 679 [2023-11-26 12:02:11,251 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 645 places, 651 transitions, 1310 flow. Second operand has 3 states, 3 states have (on average 659.3333333333334) internal successors, (1978), 3 states have internal predecessors, (1978), 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) [2023-11-26 12:02:11,251 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:11,251 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 658 of 679 [2023-11-26 12:02:11,252 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:11,462 INFO L124 PetriNetUnfolderBase]: 18/815 cut-off events. [2023-11-26 12:02:11,462 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2023-11-26 12:02:11,470 INFO L83 FinitePrefix]: Finished finitePrefix Result has 834 conditions, 815 events. 18/815 cut-off events. For 2/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 1558 event pairs, 1 based on Foata normal form. 0/743 useless extension candidates. Maximal degree in co-relation 744. Up to 10 conditions per place. [2023-11-26 12:02:11,475 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 7 selfloop transitions, 2 changer transitions 0/650 dead transitions. [2023-11-26 12:02:11,476 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 646 places, 650 transitions, 1326 flow [2023-11-26 12:02:11,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:11,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:11,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1984 transitions. [2023-11-26 12:02:11,482 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9739813451153657 [2023-11-26 12:02:11,482 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1984 transitions. [2023-11-26 12:02:11,483 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1984 transitions. [2023-11-26 12:02:11,484 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:11,484 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1984 transitions. [2023-11-26 12:02:11,491 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 661.3333333333334) internal successors, (1984), 3 states have internal predecessors, (1984), 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) [2023-11-26 12:02:11,497 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,500 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,501 INFO L175 Difference]: Start difference. First operand has 645 places, 651 transitions, 1310 flow. Second operand 3 states and 1984 transitions. [2023-11-26 12:02:11,501 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 646 places, 650 transitions, 1326 flow [2023-11-26 12:02:11,506 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 644 places, 650 transitions, 1322 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:11,516 INFO L231 Difference]: Finished difference. Result has 644 places, 650 transitions, 1308 flow [2023-11-26 12:02:11,518 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1304, PETRI_DIFFERENCE_MINUEND_PLACES=642, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=650, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=648, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1308, PETRI_PLACES=644, PETRI_TRANSITIONS=650} [2023-11-26 12:02:11,519 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -12 predicate places. [2023-11-26 12:02:11,519 INFO L495 AbstractCegarLoop]: Abstraction has has 644 places, 650 transitions, 1308 flow [2023-11-26 12:02:11,521 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 659.3333333333334) internal successors, (1978), 3 states have internal predecessors, (1978), 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) [2023-11-26 12:02:11,521 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:11,522 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:11,522 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 12:02:11,522 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:11,522 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:11,523 INFO L85 PathProgramCache]: Analyzing trace with hash -802049623, now seen corresponding path program 1 times [2023-11-26 12:02:11,523 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:11,523 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [674493344] [2023-11-26 12:02:11,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:11,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:11,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:11,630 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:11,630 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [674493344] [2023-11-26 12:02:11,630 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [674493344] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:11,631 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:11,631 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:11,631 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227324597] [2023-11-26 12:02:11,631 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:11,632 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:11,632 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:11,633 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:11,633 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:11,647 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:11,651 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 644 places, 650 transitions, 1308 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:11,651 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:11,651 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:11,651 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:11,807 INFO L124 PetriNetUnfolderBase]: 12/649 cut-off events. [2023-11-26 12:02:11,807 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:11,814 INFO L83 FinitePrefix]: Finished finitePrefix Result has 665 conditions, 649 events. 12/649 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1041 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 568. Up to 7 conditions per place. [2023-11-26 12:02:11,819 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/649 dead transitions. [2023-11-26 12:02:11,819 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 645 places, 649 transitions, 1322 flow [2023-11-26 12:02:11,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:11,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:11,825 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:11,825 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,826 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,827 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:11,827 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:11,834 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:11,840 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,842 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:11,842 INFO L175 Difference]: Start difference. First operand has 644 places, 650 transitions, 1308 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:11,843 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 645 places, 649 transitions, 1322 flow [2023-11-26 12:02:11,848 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 643 places, 649 transitions, 1318 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:11,882 INFO L231 Difference]: Finished difference. Result has 643 places, 649 transitions, 1306 flow [2023-11-26 12:02:11,883 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1302, PETRI_DIFFERENCE_MINUEND_PLACES=641, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=649, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=647, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1306, PETRI_PLACES=643, PETRI_TRANSITIONS=649} [2023-11-26 12:02:11,884 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -13 predicate places. [2023-11-26 12:02:11,885 INFO L495 AbstractCegarLoop]: Abstraction has has 643 places, 649 transitions, 1306 flow [2023-11-26 12:02:11,886 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:11,887 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:11,887 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:11,887 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-26 12:02:11,887 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:11,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:11,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1760007147, now seen corresponding path program 1 times [2023-11-26 12:02:11,888 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:11,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610459450] [2023-11-26 12:02:11,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:11,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:11,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:12,026 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:12,027 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:12,027 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610459450] [2023-11-26 12:02:12,027 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610459450] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:12,027 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:12,028 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:12,028 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [204379681] [2023-11-26 12:02:12,028 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:12,030 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:12,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:12,032 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:12,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:12,050 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:12,054 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 643 places, 649 transitions, 1306 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:12,055 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:12,055 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:12,055 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:12,241 INFO L124 PetriNetUnfolderBase]: 12/648 cut-off events. [2023-11-26 12:02:12,241 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:12,249 INFO L83 FinitePrefix]: Finished finitePrefix Result has 664 conditions, 648 events. 12/648 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1041 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 560. Up to 7 conditions per place. [2023-11-26 12:02:12,254 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/648 dead transitions. [2023-11-26 12:02:12,254 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 644 places, 648 transitions, 1320 flow [2023-11-26 12:02:12,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:12,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:12,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:12,260 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:12,261 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,261 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,262 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:12,263 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,280 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:12,293 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:12,294 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:12,295 INFO L175 Difference]: Start difference. First operand has 643 places, 649 transitions, 1306 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:12,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 644 places, 648 transitions, 1320 flow [2023-11-26 12:02:12,300 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 642 places, 648 transitions, 1316 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:12,310 INFO L231 Difference]: Finished difference. Result has 642 places, 648 transitions, 1304 flow [2023-11-26 12:02:12,312 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1300, PETRI_DIFFERENCE_MINUEND_PLACES=640, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=648, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=646, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1304, PETRI_PLACES=642, PETRI_TRANSITIONS=648} [2023-11-26 12:02:12,316 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -14 predicate places. [2023-11-26 12:02:12,316 INFO L495 AbstractCegarLoop]: Abstraction has has 642 places, 648 transitions, 1304 flow [2023-11-26 12:02:12,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:12,317 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:12,317 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:12,318 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-26 12:02:12,318 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:12,318 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:12,319 INFO L85 PathProgramCache]: Analyzing trace with hash -1628919683, now seen corresponding path program 1 times [2023-11-26 12:02:12,319 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:12,319 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954465049] [2023-11-26 12:02:12,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:12,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:12,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:12,452 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:12,452 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:12,453 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954465049] [2023-11-26 12:02:12,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [954465049] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:12,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:12,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:12,458 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [823229506] [2023-11-26 12:02:12,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:12,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:12,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:12,460 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:12,460 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:12,475 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:12,477 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 642 places, 648 transitions, 1304 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:12,477 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:12,478 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:12,478 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:12,653 INFO L124 PetriNetUnfolderBase]: 12/647 cut-off events. [2023-11-26 12:02:12,653 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:12,659 INFO L83 FinitePrefix]: Finished finitePrefix Result has 663 conditions, 647 events. 12/647 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1040 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 552. Up to 7 conditions per place. [2023-11-26 12:02:12,663 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/647 dead transitions. [2023-11-26 12:02:12,664 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 643 places, 647 transitions, 1318 flow [2023-11-26 12:02:12,664 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:12,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:12,670 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:12,670 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,670 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,672 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:12,672 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:12,678 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:12,683 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:12,684 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:12,684 INFO L175 Difference]: Start difference. First operand has 642 places, 648 transitions, 1304 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:12,684 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 643 places, 647 transitions, 1318 flow [2023-11-26 12:02:12,689 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 641 places, 647 transitions, 1314 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:12,699 INFO L231 Difference]: Finished difference. Result has 641 places, 647 transitions, 1302 flow [2023-11-26 12:02:12,701 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1298, PETRI_DIFFERENCE_MINUEND_PLACES=639, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=647, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=645, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1302, PETRI_PLACES=641, PETRI_TRANSITIONS=647} [2023-11-26 12:02:12,701 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -15 predicate places. [2023-11-26 12:02:12,702 INFO L495 AbstractCegarLoop]: Abstraction has has 641 places, 647 transitions, 1302 flow [2023-11-26 12:02:12,703 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:12,703 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:12,703 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:12,703 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-26 12:02:12,703 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:12,704 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:12,704 INFO L85 PathProgramCache]: Analyzing trace with hash 1559821121, now seen corresponding path program 1 times [2023-11-26 12:02:12,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:12,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1383171164] [2023-11-26 12:02:12,704 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:12,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:12,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:12,812 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:12,812 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:12,812 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1383171164] [2023-11-26 12:02:12,812 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1383171164] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:12,812 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:12,812 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:12,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056414440] [2023-11-26 12:02:12,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:12,813 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:12,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:12,814 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:12,814 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:12,829 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:12,832 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 641 places, 647 transitions, 1302 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:12,832 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:12,832 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:12,832 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:12,984 INFO L124 PetriNetUnfolderBase]: 12/646 cut-off events. [2023-11-26 12:02:12,984 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:12,991 INFO L83 FinitePrefix]: Finished finitePrefix Result has 662 conditions, 646 events. 12/646 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1039 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 544. Up to 7 conditions per place. [2023-11-26 12:02:12,996 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/646 dead transitions. [2023-11-26 12:02:12,996 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 642 places, 646 transitions, 1316 flow [2023-11-26 12:02:12,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:13,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:13,003 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:13,003 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,003 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,005 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:13,005 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:13,015 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,016 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,016 INFO L175 Difference]: Start difference. First operand has 641 places, 647 transitions, 1302 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:13,016 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 642 places, 646 transitions, 1316 flow [2023-11-26 12:02:13,022 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 640 places, 646 transitions, 1312 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:13,032 INFO L231 Difference]: Finished difference. Result has 640 places, 646 transitions, 1300 flow [2023-11-26 12:02:13,034 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1296, PETRI_DIFFERENCE_MINUEND_PLACES=638, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=646, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=644, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1300, PETRI_PLACES=640, PETRI_TRANSITIONS=646} [2023-11-26 12:02:13,035 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -16 predicate places. [2023-11-26 12:02:13,035 INFO L495 AbstractCegarLoop]: Abstraction has has 640 places, 646 transitions, 1300 flow [2023-11-26 12:02:13,036 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,036 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:13,036 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:13,036 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2023-11-26 12:02:13,037 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:13,037 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:13,037 INFO L85 PathProgramCache]: Analyzing trace with hash 785882833, now seen corresponding path program 1 times [2023-11-26 12:02:13,037 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:13,038 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [69839193] [2023-11-26 12:02:13,038 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:13,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:13,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:13,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:13,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:13,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [69839193] [2023-11-26 12:02:13,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [69839193] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:13,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:13,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:13,144 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [868444334] [2023-11-26 12:02:13,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:13,145 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:13,145 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:13,146 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:13,146 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:13,156 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:13,158 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 640 places, 646 transitions, 1300 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,159 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:13,159 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:13,159 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:13,305 INFO L124 PetriNetUnfolderBase]: 12/645 cut-off events. [2023-11-26 12:02:13,305 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:13,313 INFO L83 FinitePrefix]: Finished finitePrefix Result has 661 conditions, 645 events. 12/645 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1042 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 536. Up to 7 conditions per place. [2023-11-26 12:02:13,317 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/645 dead transitions. [2023-11-26 12:02:13,317 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 641 places, 645 transitions, 1314 flow [2023-11-26 12:02:13,318 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:13,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:13,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:13,324 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:13,324 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,324 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,326 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:13,326 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,331 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:13,335 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,336 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,337 INFO L175 Difference]: Start difference. First operand has 640 places, 646 transitions, 1300 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:13,337 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 641 places, 645 transitions, 1314 flow [2023-11-26 12:02:13,342 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 639 places, 645 transitions, 1310 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:13,352 INFO L231 Difference]: Finished difference. Result has 639 places, 645 transitions, 1298 flow [2023-11-26 12:02:13,353 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1294, PETRI_DIFFERENCE_MINUEND_PLACES=637, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=645, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=643, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1298, PETRI_PLACES=639, PETRI_TRANSITIONS=645} [2023-11-26 12:02:13,354 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -17 predicate places. [2023-11-26 12:02:13,354 INFO L495 AbstractCegarLoop]: Abstraction has has 639 places, 645 transitions, 1298 flow [2023-11-26 12:02:13,355 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,355 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:13,355 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:13,355 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-26 12:02:13,356 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:13,356 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:13,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1129084591, now seen corresponding path program 1 times [2023-11-26 12:02:13,356 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:13,357 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102046348] [2023-11-26 12:02:13,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:13,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:13,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:13,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:13,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:13,473 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102046348] [2023-11-26 12:02:13,474 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102046348] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:13,474 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:13,474 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:13,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [46601253] [2023-11-26 12:02:13,474 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:13,475 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:13,475 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:13,476 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:13,476 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:13,487 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:13,489 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 639 places, 645 transitions, 1298 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,489 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:13,490 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:13,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:13,638 INFO L124 PetriNetUnfolderBase]: 12/644 cut-off events. [2023-11-26 12:02:13,639 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:13,646 INFO L83 FinitePrefix]: Finished finitePrefix Result has 660 conditions, 644 events. 12/644 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1042 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 528. Up to 7 conditions per place. [2023-11-26 12:02:13,657 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/644 dead transitions. [2023-11-26 12:02:13,657 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 640 places, 644 transitions, 1312 flow [2023-11-26 12:02:13,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:13,665 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:13,665 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,665 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,667 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:13,667 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:13,672 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:13,676 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,677 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:13,678 INFO L175 Difference]: Start difference. First operand has 639 places, 645 transitions, 1298 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:13,678 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 640 places, 644 transitions, 1312 flow [2023-11-26 12:02:13,683 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 638 places, 644 transitions, 1308 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:13,693 INFO L231 Difference]: Finished difference. Result has 638 places, 644 transitions, 1296 flow [2023-11-26 12:02:13,696 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1292, PETRI_DIFFERENCE_MINUEND_PLACES=636, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=644, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=642, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1296, PETRI_PLACES=638, PETRI_TRANSITIONS=644} [2023-11-26 12:02:13,696 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -18 predicate places. [2023-11-26 12:02:13,698 INFO L495 AbstractCegarLoop]: Abstraction has has 638 places, 644 transitions, 1296 flow [2023-11-26 12:02:13,699 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,700 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:13,700 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:13,700 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2023-11-26 12:02:13,700 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:13,701 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:13,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1547256611, now seen corresponding path program 1 times [2023-11-26 12:02:13,704 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:13,704 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994554607] [2023-11-26 12:02:13,705 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:13,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:13,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:13,834 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:13,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994554607] [2023-11-26 12:02:13,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994554607] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:13,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:13,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:13,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651181809] [2023-11-26 12:02:13,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:13,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:13,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:13,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:13,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:13,847 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:13,850 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 638 places, 644 transitions, 1296 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:13,850 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:13,850 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:13,850 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:14,011 INFO L124 PetriNetUnfolderBase]: 12/643 cut-off events. [2023-11-26 12:02:14,012 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:14,019 INFO L83 FinitePrefix]: Finished finitePrefix Result has 659 conditions, 643 events. 12/643 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1041 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 520. Up to 7 conditions per place. [2023-11-26 12:02:14,024 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/643 dead transitions. [2023-11-26 12:02:14,024 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 639 places, 643 transitions, 1310 flow [2023-11-26 12:02:14,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:14,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:14,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:14,032 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:14,032 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,032 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,034 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:14,034 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,039 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:14,044 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,045 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,045 INFO L175 Difference]: Start difference. First operand has 638 places, 644 transitions, 1296 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:14,046 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 639 places, 643 transitions, 1310 flow [2023-11-26 12:02:14,051 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 637 places, 643 transitions, 1306 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:14,062 INFO L231 Difference]: Finished difference. Result has 637 places, 643 transitions, 1294 flow [2023-11-26 12:02:14,064 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1290, PETRI_DIFFERENCE_MINUEND_PLACES=635, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=643, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=641, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1294, PETRI_PLACES=637, PETRI_TRANSITIONS=643} [2023-11-26 12:02:14,064 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -19 predicate places. [2023-11-26 12:02:14,065 INFO L495 AbstractCegarLoop]: Abstraction has has 637 places, 643 transitions, 1294 flow [2023-11-26 12:02:14,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:14,066 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:14,066 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:14,066 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-26 12:02:14,067 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:14,067 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:14,067 INFO L85 PathProgramCache]: Analyzing trace with hash -1623564799, now seen corresponding path program 1 times [2023-11-26 12:02:14,067 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:14,068 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [441292943] [2023-11-26 12:02:14,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:14,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:14,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:14,179 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:14,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [441292943] [2023-11-26 12:02:14,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [441292943] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:14,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:14,180 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:14,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [73457480] [2023-11-26 12:02:14,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:14,200 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:14,200 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:14,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:14,201 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:14,227 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 657 out of 679 [2023-11-26 12:02:14,229 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 637 places, 643 transitions, 1294 flow. Second operand has 3 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:14,230 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:14,230 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 657 of 679 [2023-11-26 12:02:14,230 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:14,469 INFO L124 PetriNetUnfolderBase]: 25/972 cut-off events. [2023-11-26 12:02:14,469 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-26 12:02:14,479 INFO L83 FinitePrefix]: Finished finitePrefix Result has 998 conditions, 972 events. 25/972 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3137 event pairs, 3 based on Foata normal form. 0/893 useless extension candidates. Maximal degree in co-relation 852. Up to 15 conditions per place. [2023-11-26 12:02:14,484 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 8 selfloop transitions, 2 changer transitions 0/642 dead transitions. [2023-11-26 12:02:14,485 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 638 places, 642 transitions, 1312 flow [2023-11-26 12:02:14,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:14,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1982 transitions. [2023-11-26 12:02:14,491 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9729995090819833 [2023-11-26 12:02:14,492 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1982 transitions. [2023-11-26 12:02:14,492 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1982 transitions. [2023-11-26 12:02:14,494 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:14,494 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1982 transitions. [2023-11-26 12:02:14,499 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 660.6666666666666) internal successors, (1982), 3 states have internal predecessors, (1982), 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) [2023-11-26 12:02:14,504 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,505 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,506 INFO L175 Difference]: Start difference. First operand has 637 places, 643 transitions, 1294 flow. Second operand 3 states and 1982 transitions. [2023-11-26 12:02:14,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 638 places, 642 transitions, 1312 flow [2023-11-26 12:02:14,512 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 636 places, 642 transitions, 1308 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:14,522 INFO L231 Difference]: Finished difference. Result has 636 places, 642 transitions, 1292 flow [2023-11-26 12:02:14,523 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1288, PETRI_DIFFERENCE_MINUEND_PLACES=634, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=642, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=640, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1292, PETRI_PLACES=636, PETRI_TRANSITIONS=642} [2023-11-26 12:02:14,525 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -20 predicate places. [2023-11-26 12:02:14,526 INFO L495 AbstractCegarLoop]: Abstraction has has 636 places, 642 transitions, 1292 flow [2023-11-26 12:02:14,526 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:14,527 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:14,527 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:14,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-26 12:02:14,527 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:14,528 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:14,528 INFO L85 PathProgramCache]: Analyzing trace with hash 1761172904, now seen corresponding path program 1 times [2023-11-26 12:02:14,528 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:14,528 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [248572320] [2023-11-26 12:02:14,529 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:14,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:14,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:14,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:14,654 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:14,655 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [248572320] [2023-11-26 12:02:14,655 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [248572320] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:14,655 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:14,655 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:14,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1117891903] [2023-11-26 12:02:14,656 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:14,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:14,657 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:14,657 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:14,658 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:14,670 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:14,672 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 636 places, 642 transitions, 1292 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:14,673 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:14,673 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:14,673 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:14,833 INFO L124 PetriNetUnfolderBase]: 12/641 cut-off events. [2023-11-26 12:02:14,834 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:14,842 INFO L83 FinitePrefix]: Finished finitePrefix Result has 657 conditions, 641 events. 12/641 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1046 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 504. Up to 7 conditions per place. [2023-11-26 12:02:14,846 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/641 dead transitions. [2023-11-26 12:02:14,846 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 637 places, 641 transitions, 1306 flow [2023-11-26 12:02:14,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:14,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:14,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:14,854 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:14,854 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,854 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,856 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:14,856 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:14,862 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:14,867 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,868 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:14,868 INFO L175 Difference]: Start difference. First operand has 636 places, 642 transitions, 1292 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:14,868 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 637 places, 641 transitions, 1306 flow [2023-11-26 12:02:14,875 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 635 places, 641 transitions, 1302 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:14,885 INFO L231 Difference]: Finished difference. Result has 635 places, 641 transitions, 1290 flow [2023-11-26 12:02:14,886 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1286, PETRI_DIFFERENCE_MINUEND_PLACES=633, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=641, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=639, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1290, PETRI_PLACES=635, PETRI_TRANSITIONS=641} [2023-11-26 12:02:14,887 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -21 predicate places. [2023-11-26 12:02:14,888 INFO L495 AbstractCegarLoop]: Abstraction has has 635 places, 641 transitions, 1290 flow [2023-11-26 12:02:14,890 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:14,890 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:14,890 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:14,890 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2023-11-26 12:02:14,891 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:14,891 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:14,891 INFO L85 PathProgramCache]: Analyzing trace with hash -248924974, now seen corresponding path program 1 times [2023-11-26 12:02:14,891 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:14,892 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2031157685] [2023-11-26 12:02:14,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:14,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:14,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:15,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:15,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:15,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2031157685] [2023-11-26 12:02:15,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2031157685] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:15,068 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:15,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:15,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898070585] [2023-11-26 12:02:15,069 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:15,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:15,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:15,071 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:15,071 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:15,084 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:15,087 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 635 places, 641 transitions, 1290 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:15,088 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:15,088 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:15,088 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:15,297 INFO L124 PetriNetUnfolderBase]: 12/640 cut-off events. [2023-11-26 12:02:15,298 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:15,306 INFO L83 FinitePrefix]: Finished finitePrefix Result has 656 conditions, 640 events. 12/640 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1043 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 496. Up to 7 conditions per place. [2023-11-26 12:02:15,311 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/640 dead transitions. [2023-11-26 12:02:15,312 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 636 places, 640 transitions, 1304 flow [2023-11-26 12:02:15,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:15,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:15,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:15,320 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:15,320 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,320 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,322 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:15,323 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,329 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:15,335 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:15,336 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:15,336 INFO L175 Difference]: Start difference. First operand has 635 places, 641 transitions, 1290 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:15,336 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 636 places, 640 transitions, 1304 flow [2023-11-26 12:02:15,343 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 634 places, 640 transitions, 1300 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:15,355 INFO L231 Difference]: Finished difference. Result has 634 places, 640 transitions, 1288 flow [2023-11-26 12:02:15,357 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1284, PETRI_DIFFERENCE_MINUEND_PLACES=632, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=640, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=638, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1288, PETRI_PLACES=634, PETRI_TRANSITIONS=640} [2023-11-26 12:02:15,358 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -22 predicate places. [2023-11-26 12:02:15,358 INFO L495 AbstractCegarLoop]: Abstraction has has 634 places, 640 transitions, 1288 flow [2023-11-26 12:02:15,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:15,359 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:15,359 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:15,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2023-11-26 12:02:15,360 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:15,361 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:15,361 INFO L85 PathProgramCache]: Analyzing trace with hash 14636242, now seen corresponding path program 1 times [2023-11-26 12:02:15,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:15,361 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [780894124] [2023-11-26 12:02:15,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:15,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:15,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:15,508 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:15,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [780894124] [2023-11-26 12:02:15,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [780894124] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:15,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:15,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:15,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [140764119] [2023-11-26 12:02:15,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:15,510 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:15,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:15,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:15,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:15,528 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:15,531 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 634 places, 640 transitions, 1288 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:15,531 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:15,531 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:15,531 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:15,693 INFO L124 PetriNetUnfolderBase]: 12/639 cut-off events. [2023-11-26 12:02:15,694 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:15,701 INFO L83 FinitePrefix]: Finished finitePrefix Result has 655 conditions, 639 events. 12/639 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1042 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 488. Up to 7 conditions per place. [2023-11-26 12:02:15,705 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/639 dead transitions. [2023-11-26 12:02:15,705 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 635 places, 639 transitions, 1302 flow [2023-11-26 12:02:15,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:15,712 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:15,712 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,713 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,714 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:15,714 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:15,719 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:15,724 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:15,725 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:15,726 INFO L175 Difference]: Start difference. First operand has 634 places, 640 transitions, 1288 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:15,726 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 635 places, 639 transitions, 1302 flow [2023-11-26 12:02:15,732 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 633 places, 639 transitions, 1298 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:15,742 INFO L231 Difference]: Finished difference. Result has 633 places, 639 transitions, 1286 flow [2023-11-26 12:02:15,744 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1282, PETRI_DIFFERENCE_MINUEND_PLACES=631, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=639, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=637, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1286, PETRI_PLACES=633, PETRI_TRANSITIONS=639} [2023-11-26 12:02:15,745 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -23 predicate places. [2023-11-26 12:02:15,745 INFO L495 AbstractCegarLoop]: Abstraction has has 633 places, 639 transitions, 1286 flow [2023-11-26 12:02:15,746 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:15,746 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:15,747 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:15,747 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2023-11-26 12:02:15,747 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:15,748 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:15,748 INFO L85 PathProgramCache]: Analyzing trace with hash -1762515711, now seen corresponding path program 1 times [2023-11-26 12:02:15,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:15,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309044343] [2023-11-26 12:02:15,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:15,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:15,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:15,886 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:15,886 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:15,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309044343] [2023-11-26 12:02:15,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309044343] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:15,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:15,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:15,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605520017] [2023-11-26 12:02:15,889 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:15,891 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:15,891 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:15,892 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:15,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:15,904 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:15,906 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 633 places, 639 transitions, 1286 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:15,907 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:15,907 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:15,907 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:16,053 INFO L124 PetriNetUnfolderBase]: 12/638 cut-off events. [2023-11-26 12:02:16,053 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:16,061 INFO L83 FinitePrefix]: Finished finitePrefix Result has 654 conditions, 638 events. 12/638 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1046 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 480. Up to 7 conditions per place. [2023-11-26 12:02:16,089 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 6 selfloop transitions, 2 changer transitions 0/638 dead transitions. [2023-11-26 12:02:16,090 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 634 places, 638 transitions, 1300 flow [2023-11-26 12:02:16,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:16,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1986 transitions. [2023-11-26 12:02:16,096 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9749631811487481 [2023-11-26 12:02:16,096 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1986 transitions. [2023-11-26 12:02:16,097 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1986 transitions. [2023-11-26 12:02:16,099 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:16,099 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1986 transitions. [2023-11-26 12:02:16,106 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 662.0) internal successors, (1986), 3 states have internal predecessors, (1986), 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) [2023-11-26 12:02:16,111 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:16,112 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:16,113 INFO L175 Difference]: Start difference. First operand has 633 places, 639 transitions, 1286 flow. Second operand 3 states and 1986 transitions. [2023-11-26 12:02:16,113 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 634 places, 638 transitions, 1300 flow [2023-11-26 12:02:16,118 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 632 places, 638 transitions, 1296 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:16,128 INFO L231 Difference]: Finished difference. Result has 632 places, 638 transitions, 1284 flow [2023-11-26 12:02:16,129 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1280, PETRI_DIFFERENCE_MINUEND_PLACES=630, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=638, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=636, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1284, PETRI_PLACES=632, PETRI_TRANSITIONS=638} [2023-11-26 12:02:16,129 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -24 predicate places. [2023-11-26 12:02:16,130 INFO L495 AbstractCegarLoop]: Abstraction has has 632 places, 638 transitions, 1284 flow [2023-11-26 12:02:16,130 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:16,131 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:16,131 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:16,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2023-11-26 12:02:16,131 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:16,132 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:16,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1223619423, now seen corresponding path program 1 times [2023-11-26 12:02:16,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:16,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [70617863] [2023-11-26 12:02:16,132 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:16,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:16,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:16,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:16,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:16,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [70617863] [2023-11-26 12:02:16,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [70617863] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:16,262 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:16,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:16,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312760261] [2023-11-26 12:02:16,263 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:16,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:16,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:16,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:16,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:16,289 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 657 out of 679 [2023-11-26 12:02:16,292 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 632 places, 638 transitions, 1284 flow. Second operand has 3 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:16,292 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:16,292 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 657 of 679 [2023-11-26 12:02:16,292 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:16,527 INFO L124 PetriNetUnfolderBase]: 25/970 cut-off events. [2023-11-26 12:02:16,527 INFO L125 PetriNetUnfolderBase]: For 2/3 co-relation queries the response was YES. [2023-11-26 12:02:16,536 INFO L83 FinitePrefix]: Finished finitePrefix Result has 996 conditions, 970 events. 25/970 cut-off events. For 2/3 co-relation queries the response was YES. Maximal size of possible extension queue 11. Compared 2608 event pairs, 3 based on Foata normal form. 0/896 useless extension candidates. Maximal degree in co-relation 815. Up to 15 conditions per place. [2023-11-26 12:02:16,544 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 8 selfloop transitions, 2 changer transitions 0/637 dead transitions. [2023-11-26 12:02:16,544 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 633 places, 637 transitions, 1302 flow [2023-11-26 12:02:16,544 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:16,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1982 transitions. [2023-11-26 12:02:16,551 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9729995090819833 [2023-11-26 12:02:16,551 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1982 transitions. [2023-11-26 12:02:16,551 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1982 transitions. [2023-11-26 12:02:16,553 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:16,553 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1982 transitions. [2023-11-26 12:02:16,557 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 660.6666666666666) internal successors, (1982), 3 states have internal predecessors, (1982), 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) [2023-11-26 12:02:16,561 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:16,563 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:16,563 INFO L175 Difference]: Start difference. First operand has 632 places, 638 transitions, 1284 flow. Second operand 3 states and 1982 transitions. [2023-11-26 12:02:16,563 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 633 places, 637 transitions, 1302 flow [2023-11-26 12:02:16,569 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 631 places, 637 transitions, 1298 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:16,578 INFO L231 Difference]: Finished difference. Result has 631 places, 637 transitions, 1282 flow [2023-11-26 12:02:16,580 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1278, PETRI_DIFFERENCE_MINUEND_PLACES=629, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=637, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=635, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1282, PETRI_PLACES=631, PETRI_TRANSITIONS=637} [2023-11-26 12:02:16,580 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -25 predicate places. [2023-11-26 12:02:16,580 INFO L495 AbstractCegarLoop]: Abstraction has has 631 places, 637 transitions, 1282 flow [2023-11-26 12:02:16,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:16,581 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:16,582 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:16,582 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2023-11-26 12:02:16,582 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:16,583 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:16,583 INFO L85 PathProgramCache]: Analyzing trace with hash 1188646683, now seen corresponding path program 1 times [2023-11-26 12:02:16,583 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:16,583 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307827978] [2023-11-26 12:02:16,584 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:16,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:16,716 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:16,716 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307827978] [2023-11-26 12:02:16,716 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307827978] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:16,717 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:16,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:16,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787384113] [2023-11-26 12:02:16,717 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:16,718 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:16,719 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:16,719 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:16,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:16,746 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 656 out of 679 [2023-11-26 12:02:16,749 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 631 places, 637 transitions, 1282 flow. Second operand has 3 states, 3 states have (on average 657.3333333333334) internal successors, (1972), 3 states have internal predecessors, (1972), 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) [2023-11-26 12:02:16,749 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:16,749 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 656 of 679 [2023-11-26 12:02:16,749 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:17,001 INFO L124 PetriNetUnfolderBase]: 25/960 cut-off events. [2023-11-26 12:02:17,001 INFO L125 PetriNetUnfolderBase]: For 2/2 co-relation queries the response was YES. [2023-11-26 12:02:17,011 INFO L83 FinitePrefix]: Finished finitePrefix Result has 987 conditions, 960 events. 25/960 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 3074 event pairs, 3 based on Foata normal form. 0/890 useless extension candidates. Maximal degree in co-relation 799. Up to 16 conditions per place. [2023-11-26 12:02:17,018 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 9 selfloop transitions, 2 changer transitions 0/636 dead transitions. [2023-11-26 12:02:17,019 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 632 places, 636 transitions, 1302 flow [2023-11-26 12:02:17,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:17,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:17,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1980 transitions. [2023-11-26 12:02:17,025 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9720176730486009 [2023-11-26 12:02:17,026 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1980 transitions. [2023-11-26 12:02:17,026 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1980 transitions. [2023-11-26 12:02:17,027 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:17,027 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1980 transitions. [2023-11-26 12:02:17,031 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 660.0) internal successors, (1980), 3 states have internal predecessors, (1980), 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) [2023-11-26 12:02:17,036 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:17,037 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:17,037 INFO L175 Difference]: Start difference. First operand has 631 places, 637 transitions, 1282 flow. Second operand 3 states and 1980 transitions. [2023-11-26 12:02:17,038 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 632 places, 636 transitions, 1302 flow [2023-11-26 12:02:17,043 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 630 places, 636 transitions, 1298 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:17,093 INFO L231 Difference]: Finished difference. Result has 630 places, 636 transitions, 1280 flow [2023-11-26 12:02:17,095 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1276, PETRI_DIFFERENCE_MINUEND_PLACES=628, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=636, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=634, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1280, PETRI_PLACES=630, PETRI_TRANSITIONS=636} [2023-11-26 12:02:17,096 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -26 predicate places. [2023-11-26 12:02:17,096 INFO L495 AbstractCegarLoop]: Abstraction has has 630 places, 636 transitions, 1280 flow [2023-11-26 12:02:17,097 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 657.3333333333334) internal successors, (1972), 3 states have internal predecessors, (1972), 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) [2023-11-26 12:02:17,097 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:17,097 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:17,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2023-11-26 12:02:17,098 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:17,099 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:17,099 INFO L85 PathProgramCache]: Analyzing trace with hash -1887164214, now seen corresponding path program 1 times [2023-11-26 12:02:17,100 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:17,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2035538690] [2023-11-26 12:02:17,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:17,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:17,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:17,231 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:17,232 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2035538690] [2023-11-26 12:02:17,232 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2035538690] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:17,232 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:17,232 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:17,232 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2035265014] [2023-11-26 12:02:17,233 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:17,234 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:17,234 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:17,235 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:17,235 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:17,255 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 656 out of 679 [2023-11-26 12:02:17,258 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 630 places, 636 transitions, 1280 flow. Second operand has 3 states, 3 states have (on average 657.0) internal successors, (1971), 3 states have internal predecessors, (1971), 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) [2023-11-26 12:02:17,258 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:17,258 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 656 of 679 [2023-11-26 12:02:17,258 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:17,610 INFO L124 PetriNetUnfolderBase]: 45/1428 cut-off events. [2023-11-26 12:02:17,611 INFO L125 PetriNetUnfolderBase]: For 4/4 co-relation queries the response was YES. [2023-11-26 12:02:17,623 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1466 conditions, 1428 events. 45/1428 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 6230 event pairs, 8 based on Foata normal form. 0/1323 useless extension candidates. Maximal degree in co-relation 1270. Up to 25 conditions per place. [2023-11-26 12:02:17,629 INFO L140 encePairwiseOnDemand]: 675/679 looper letters, 9 selfloop transitions, 1 changer transitions 0/633 dead transitions. [2023-11-26 12:02:17,629 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 629 places, 633 transitions, 1294 flow [2023-11-26 12:02:17,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:17,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:17,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1981 transitions. [2023-11-26 12:02:17,636 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9725085910652921 [2023-11-26 12:02:17,636 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1981 transitions. [2023-11-26 12:02:17,636 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1981 transitions. [2023-11-26 12:02:17,637 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:17,638 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1981 transitions. [2023-11-26 12:02:17,642 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:17,647 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:17,648 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:17,648 INFO L175 Difference]: Start difference. First operand has 630 places, 636 transitions, 1280 flow. Second operand 3 states and 1981 transitions. [2023-11-26 12:02:17,648 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 629 places, 633 transitions, 1294 flow [2023-11-26 12:02:17,654 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 633 transitions, 1290 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:17,664 INFO L231 Difference]: Finished difference. Result has 627 places, 633 transitions, 1272 flow [2023-11-26 12:02:17,665 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1270, PETRI_DIFFERENCE_MINUEND_PLACES=625, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=633, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=632, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1272, PETRI_PLACES=627, PETRI_TRANSITIONS=633} [2023-11-26 12:02:17,665 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -29 predicate places. [2023-11-26 12:02:17,666 INFO L495 AbstractCegarLoop]: Abstraction has has 627 places, 633 transitions, 1272 flow [2023-11-26 12:02:17,667 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 657.0) internal successors, (1971), 3 states have internal predecessors, (1971), 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) [2023-11-26 12:02:17,667 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:17,667 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:17,667 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2023-11-26 12:02:17,668 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:17,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:17,668 INFO L85 PathProgramCache]: Analyzing trace with hash 109152734, now seen corresponding path program 1 times [2023-11-26 12:02:17,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:17,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1839865467] [2023-11-26 12:02:17,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:17,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:17,794 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:17,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:17,795 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1839865467] [2023-11-26 12:02:17,795 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1839865467] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:17,795 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:17,795 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:17,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [215968187] [2023-11-26 12:02:17,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:17,796 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:17,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:17,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:17,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:17,802 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 663 out of 679 [2023-11-26 12:02:17,804 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 633 transitions, 1272 flow. Second operand has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2023-11-26 12:02:17,804 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:17,804 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 663 of 679 [2023-11-26 12:02:17,804 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:17,962 INFO L124 PetriNetUnfolderBase]: 12/632 cut-off events. [2023-11-26 12:02:17,962 INFO L125 PetriNetUnfolderBase]: For 1/2 co-relation queries the response was YES. [2023-11-26 12:02:18,003 INFO L83 FinitePrefix]: Finished finitePrefix Result has 644 conditions, 632 events. 12/632 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1016 event pairs, 0 based on Foata normal form. 0/595 useless extension candidates. Maximal degree in co-relation 449. Up to 5 conditions per place. [2023-11-26 12:02:18,005 INFO L140 encePairwiseOnDemand]: 677/679 looper letters, 4 selfloop transitions, 1 changer transitions 0/632 dead transitions. [2023-11-26 12:02:18,005 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 632 transitions, 1280 flow [2023-11-26 12:02:18,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:18,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:18,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1995 transitions. [2023-11-26 12:02:18,011 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.979381443298969 [2023-11-26 12:02:18,012 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1995 transitions. [2023-11-26 12:02:18,012 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1995 transitions. [2023-11-26 12:02:18,013 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:18,013 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1995 transitions. [2023-11-26 12:02:18,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 665.0) internal successors, (1995), 3 states have internal predecessors, (1995), 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) [2023-11-26 12:02:18,021 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:18,023 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:18,023 INFO L175 Difference]: Start difference. First operand has 627 places, 633 transitions, 1272 flow. Second operand 3 states and 1995 transitions. [2023-11-26 12:02:18,023 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 632 transitions, 1280 flow [2023-11-26 12:02:18,028 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 632 transitions, 1279 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 12:02:18,038 INFO L231 Difference]: Finished difference. Result has 627 places, 632 transitions, 1271 flow [2023-11-26 12:02:18,039 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1269, PETRI_DIFFERENCE_MINUEND_PLACES=625, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=632, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=631, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1271, PETRI_PLACES=627, PETRI_TRANSITIONS=632} [2023-11-26 12:02:18,040 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -29 predicate places. [2023-11-26 12:02:18,040 INFO L495 AbstractCegarLoop]: Abstraction has has 627 places, 632 transitions, 1271 flow [2023-11-26 12:02:18,041 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2023-11-26 12:02:18,041 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:18,041 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:18,041 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2023-11-26 12:02:18,042 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:18,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:18,042 INFO L85 PathProgramCache]: Analyzing trace with hash 814447089, now seen corresponding path program 1 times [2023-11-26 12:02:18,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:18,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1749945298] [2023-11-26 12:02:18,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:18,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:18,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:18,205 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:18,205 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:18,205 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1749945298] [2023-11-26 12:02:18,206 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1749945298] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:18,207 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:18,207 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:18,207 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [594820716] [2023-11-26 12:02:18,207 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:18,208 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:18,209 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:18,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:18,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:18,257 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 653 out of 679 [2023-11-26 12:02:18,260 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 632 transitions, 1271 flow. Second operand has 3 states, 3 states have (on average 654.3333333333334) internal successors, (1963), 3 states have internal predecessors, (1963), 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) [2023-11-26 12:02:18,260 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:18,260 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 653 of 679 [2023-11-26 12:02:18,260 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:18,514 INFO L124 PetriNetUnfolderBase]: 30/1005 cut-off events. [2023-11-26 12:02:18,514 INFO L125 PetriNetUnfolderBase]: For 3/4 co-relation queries the response was YES. [2023-11-26 12:02:18,523 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1048 conditions, 1005 events. 30/1005 cut-off events. For 3/4 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3002 event pairs, 8 based on Foata normal form. 0/933 useless extension candidates. Maximal degree in co-relation 853. Up to 30 conditions per place. [2023-11-26 12:02:18,529 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 13 selfloop transitions, 2 changer transitions 0/631 dead transitions. [2023-11-26 12:02:18,529 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 631 transitions, 1299 flow [2023-11-26 12:02:18,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:18,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:18,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1975 transitions. [2023-11-26 12:02:18,536 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9695630829651448 [2023-11-26 12:02:18,536 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1975 transitions. [2023-11-26 12:02:18,536 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1975 transitions. [2023-11-26 12:02:18,537 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:18,538 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1975 transitions. [2023-11-26 12:02:18,541 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:18,546 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:18,547 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:18,547 INFO L175 Difference]: Start difference. First operand has 627 places, 632 transitions, 1271 flow. Second operand 3 states and 1975 transitions. [2023-11-26 12:02:18,547 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 631 transitions, 1299 flow [2023-11-26 12:02:18,553 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 627 places, 631 transitions, 1298 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 12:02:18,562 INFO L231 Difference]: Finished difference. Result has 627 places, 631 transitions, 1272 flow [2023-11-26 12:02:18,564 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1268, PETRI_DIFFERENCE_MINUEND_PLACES=625, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=631, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=629, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1272, PETRI_PLACES=627, PETRI_TRANSITIONS=631} [2023-11-26 12:02:18,565 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -29 predicate places. [2023-11-26 12:02:18,565 INFO L495 AbstractCegarLoop]: Abstraction has has 627 places, 631 transitions, 1272 flow [2023-11-26 12:02:18,566 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 654.3333333333334) internal successors, (1963), 3 states have internal predecessors, (1963), 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) [2023-11-26 12:02:18,566 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:18,567 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:18,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2023-11-26 12:02:18,567 INFO L420 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:18,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:18,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1426481651, now seen corresponding path program 1 times [2023-11-26 12:02:18,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:18,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [337859204] [2023-11-26 12:02:18,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:18,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:18,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:18,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:18,730 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:18,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [337859204] [2023-11-26 12:02:18,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [337859204] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:18,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:18,730 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:18,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034635446] [2023-11-26 12:02:18,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:18,731 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:18,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:18,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:18,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:18,761 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 649 out of 679 [2023-11-26 12:02:18,764 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 627 places, 631 transitions, 1272 flow. Second operand has 3 states, 3 states have (on average 650.0) internal successors, (1950), 3 states have internal predecessors, (1950), 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) [2023-11-26 12:02:18,764 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:18,764 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 649 of 679 [2023-11-26 12:02:18,764 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:19,355 INFO L124 PetriNetUnfolderBase]: 80/1736 cut-off events. [2023-11-26 12:02:19,356 INFO L125 PetriNetUnfolderBase]: For 14/15 co-relation queries the response was YES. [2023-11-26 12:02:19,374 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1838 conditions, 1736 events. 80/1736 cut-off events. For 14/15 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 8768 event pairs, 12 based on Foata normal form. 0/1620 useless extension candidates. Maximal degree in co-relation 1665. Up to 76 conditions per place. [2023-11-26 12:02:19,381 INFO L140 encePairwiseOnDemand]: 670/679 looper letters, 16 selfloop transitions, 4 changer transitions 0/631 dead transitions. [2023-11-26 12:02:19,381 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 624 places, 631 transitions, 1316 flow [2023-11-26 12:02:19,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:19,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:19,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1972 transitions. [2023-11-26 12:02:19,390 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9680903289150712 [2023-11-26 12:02:19,390 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1972 transitions. [2023-11-26 12:02:19,390 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1972 transitions. [2023-11-26 12:02:19,392 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:19,392 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1972 transitions. [2023-11-26 12:02:19,397 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 657.3333333333334) internal successors, (1972), 3 states have internal predecessors, (1972), 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) [2023-11-26 12:02:19,403 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:19,404 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:19,404 INFO L175 Difference]: Start difference. First operand has 627 places, 631 transitions, 1272 flow. Second operand 3 states and 1972 transitions. [2023-11-26 12:02:19,405 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 624 places, 631 transitions, 1316 flow [2023-11-26 12:02:19,411 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 631 transitions, 1312 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:19,422 INFO L231 Difference]: Finished difference. Result has 623 places, 628 transitions, 1278 flow [2023-11-26 12:02:19,424 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1258, PETRI_DIFFERENCE_MINUEND_PLACES=620, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=626, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=622, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1278, PETRI_PLACES=623, PETRI_TRANSITIONS=628} [2023-11-26 12:02:19,424 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -33 predicate places. [2023-11-26 12:02:19,425 INFO L495 AbstractCegarLoop]: Abstraction has has 623 places, 628 transitions, 1278 flow [2023-11-26 12:02:19,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 650.0) internal successors, (1950), 3 states have internal predecessors, (1950), 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) [2023-11-26 12:02:19,426 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:19,426 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:19,426 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2023-11-26 12:02:19,427 INFO L420 AbstractCegarLoop]: === Iteration 23 === Targeting whoop_wrapper_write_nvramErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:19,427 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:19,427 INFO L85 PathProgramCache]: Analyzing trace with hash -301818928, now seen corresponding path program 1 times [2023-11-26 12:02:19,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:19,428 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1602290062] [2023-11-26 12:02:19,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:19,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:19,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:19,609 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:19,609 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:19,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1602290062] [2023-11-26 12:02:19,610 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1602290062] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:19,610 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:19,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:19,612 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980025442] [2023-11-26 12:02:19,612 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:19,615 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:19,615 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:19,616 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:19,616 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:19,627 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 662 out of 679 [2023-11-26 12:02:19,629 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 628 transitions, 1278 flow. Second operand has 3 states, 3 states have (on average 663.3333333333334) internal successors, (1990), 3 states have internal predecessors, (1990), 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) [2023-11-26 12:02:19,629 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:19,629 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 662 of 679 [2023-11-26 12:02:19,630 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:19,935 INFO L124 PetriNetUnfolderBase]: 28/1123 cut-off events. [2023-11-26 12:02:19,936 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-26 12:02:19,947 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1175 conditions, 1123 events. 28/1123 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3805 event pairs, 0 based on Foata normal form. 0/1056 useless extension candidates. Maximal degree in co-relation 979. Up to 14 conditions per place. [2023-11-26 12:02:19,951 INFO L140 encePairwiseOnDemand]: 677/679 looper letters, 6 selfloop transitions, 1 changer transitions 0/628 dead transitions. [2023-11-26 12:02:19,952 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 624 places, 628 transitions, 1294 flow [2023-11-26 12:02:19,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:19,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1994 transitions. [2023-11-26 12:02:19,958 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9788905252822778 [2023-11-26 12:02:19,958 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1994 transitions. [2023-11-26 12:02:19,958 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1994 transitions. [2023-11-26 12:02:19,959 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:19,960 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1994 transitions. [2023-11-26 12:02:19,963 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 664.6666666666666) internal successors, (1994), 3 states have internal predecessors, (1994), 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) [2023-11-26 12:02:19,972 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:19,973 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:19,974 INFO L175 Difference]: Start difference. First operand has 623 places, 628 transitions, 1278 flow. Second operand 3 states and 1994 transitions. [2023-11-26 12:02:19,974 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 624 places, 628 transitions, 1294 flow [2023-11-26 12:02:19,979 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 623 places, 628 transitions, 1290 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 12:02:19,988 INFO L231 Difference]: Finished difference. Result has 623 places, 627 transitions, 1274 flow [2023-11-26 12:02:19,990 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1272, PETRI_DIFFERENCE_MINUEND_PLACES=621, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=627, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=626, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1274, PETRI_PLACES=623, PETRI_TRANSITIONS=627} [2023-11-26 12:02:19,990 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -33 predicate places. [2023-11-26 12:02:19,990 INFO L495 AbstractCegarLoop]: Abstraction has has 623 places, 627 transitions, 1274 flow [2023-11-26 12:02:19,991 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 663.3333333333334) internal successors, (1990), 3 states have internal predecessors, (1990), 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) [2023-11-26 12:02:19,992 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:19,992 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:19,992 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2023-11-26 12:02:19,992 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:19,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:19,993 INFO L85 PathProgramCache]: Analyzing trace with hash 1053549928, now seen corresponding path program 1 times [2023-11-26 12:02:19,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:19,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444273264] [2023-11-26 12:02:19,993 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:19,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:20,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,143 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:20,144 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:20,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444273264] [2023-11-26 12:02:20,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444273264] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:20,144 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:20,144 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:20,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1146758557] [2023-11-26 12:02:20,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:20,146 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:20,146 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:20,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:20,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:20,181 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 653 out of 679 [2023-11-26 12:02:20,184 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 627 transitions, 1274 flow. Second operand has 3 states, 3 states have (on average 655.0) internal successors, (1965), 3 states have internal predecessors, (1965), 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) [2023-11-26 12:02:20,184 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:20,184 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 653 of 679 [2023-11-26 12:02:20,184 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:20,485 INFO L124 PetriNetUnfolderBase]: 35/1161 cut-off events. [2023-11-26 12:02:20,485 INFO L125 PetriNetUnfolderBase]: For 18/19 co-relation queries the response was YES. [2023-11-26 12:02:20,496 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1234 conditions, 1161 events. 35/1161 cut-off events. For 18/19 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 4012 event pairs, 6 based on Foata normal form. 0/1087 useless extension candidates. Maximal degree in co-relation 1038. Up to 40 conditions per place. [2023-11-26 12:02:20,501 INFO L140 encePairwiseOnDemand]: 676/679 looper letters, 15 selfloop transitions, 2 changer transitions 0/626 dead transitions. [2023-11-26 12:02:20,501 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 624 places, 626 transitions, 1306 flow [2023-11-26 12:02:20,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:20,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:20,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1975 transitions. [2023-11-26 12:02:20,513 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9695630829651448 [2023-11-26 12:02:20,514 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1975 transitions. [2023-11-26 12:02:20,514 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1975 transitions. [2023-11-26 12:02:20,515 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:20,515 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1975 transitions. [2023-11-26 12:02:20,519 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 658.3333333333334) internal successors, (1975), 3 states have internal predecessors, (1975), 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) [2023-11-26 12:02:20,523 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:20,524 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:20,524 INFO L175 Difference]: Start difference. First operand has 623 places, 627 transitions, 1274 flow. Second operand 3 states and 1975 transitions. [2023-11-26 12:02:20,524 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 624 places, 626 transitions, 1306 flow [2023-11-26 12:02:20,529 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 623 places, 626 transitions, 1305 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 12:02:20,542 INFO L231 Difference]: Finished difference. Result has 623 places, 626 transitions, 1275 flow [2023-11-26 12:02:20,543 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1271, PETRI_DIFFERENCE_MINUEND_PLACES=621, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=626, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=624, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1275, PETRI_PLACES=623, PETRI_TRANSITIONS=626} [2023-11-26 12:02:20,545 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -33 predicate places. [2023-11-26 12:02:20,545 INFO L495 AbstractCegarLoop]: Abstraction has has 623 places, 626 transitions, 1275 flow [2023-11-26 12:02:20,545 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 655.0) internal successors, (1965), 3 states have internal predecessors, (1965), 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) [2023-11-26 12:02:20,546 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:20,546 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:20,546 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2023-11-26 12:02:20,546 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting whoop_wrapper_write_nvramErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:20,547 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:20,547 INFO L85 PathProgramCache]: Analyzing trace with hash 2009839090, now seen corresponding path program 1 times [2023-11-26 12:02:20,547 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:20,547 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2062040510] [2023-11-26 12:02:20,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:20,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:20,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:20,690 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:20,691 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:20,691 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2062040510] [2023-11-26 12:02:20,691 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2062040510] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:20,691 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:20,691 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:20,691 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1942488259] [2023-11-26 12:02:20,692 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:20,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:20,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:20,693 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:20,693 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:20,705 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:20,707 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 626 transitions, 1275 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:20,708 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:20,708 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:20,708 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:21,183 INFO L124 PetriNetUnfolderBase]: 64/1982 cut-off events. [2023-11-26 12:02:21,183 INFO L125 PetriNetUnfolderBase]: For 7/7 co-relation queries the response was YES. [2023-11-26 12:02:21,203 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2071 conditions, 1982 events. 64/1982 cut-off events. For 7/7 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 10899 event pairs, 8 based on Foata normal form. 0/1864 useless extension candidates. Maximal degree in co-relation 2061. Up to 42 conditions per place. [2023-11-26 12:02:21,211 INFO L140 encePairwiseOnDemand]: 675/679 looper letters, 9 selfloop transitions, 2 changer transitions 0/627 dead transitions. [2023-11-26 12:02:21,211 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 627 transitions, 1301 flow [2023-11-26 12:02:21,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:21,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:21,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1990 transitions. [2023-11-26 12:02:21,218 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.976926853215513 [2023-11-26 12:02:21,218 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1990 transitions. [2023-11-26 12:02:21,218 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1990 transitions. [2023-11-26 12:02:21,219 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:21,219 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1990 transitions. [2023-11-26 12:02:21,223 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 663.3333333333334) internal successors, (1990), 3 states have internal predecessors, (1990), 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) [2023-11-26 12:02:21,227 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:21,228 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:21,228 INFO L175 Difference]: Start difference. First operand has 623 places, 626 transitions, 1275 flow. Second operand 3 states and 1990 transitions. [2023-11-26 12:02:21,228 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 627 transitions, 1301 flow [2023-11-26 12:02:21,236 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 621 places, 627 transitions, 1297 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-26 12:02:21,244 INFO L231 Difference]: Finished difference. Result has 622 places, 626 transitions, 1281 flow [2023-11-26 12:02:21,245 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1267, PETRI_DIFFERENCE_MINUEND_PLACES=619, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=624, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=622, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1281, PETRI_PLACES=622, PETRI_TRANSITIONS=626} [2023-11-26 12:02:21,246 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -34 predicate places. [2023-11-26 12:02:21,246 INFO L495 AbstractCegarLoop]: Abstraction has has 622 places, 626 transitions, 1281 flow [2023-11-26 12:02:21,247 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:21,248 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:21,248 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:21,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2023-11-26 12:02:21,248 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:21,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:21,249 INFO L85 PathProgramCache]: Analyzing trace with hash -1280978143, now seen corresponding path program 1 times [2023-11-26 12:02:21,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:21,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [230015616] [2023-11-26 12:02:21,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:21,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:21,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:21,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:21,399 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:21,399 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [230015616] [2023-11-26 12:02:21,400 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [230015616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:21,400 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:21,400 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:21,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636369485] [2023-11-26 12:02:21,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:21,402 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:21,403 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:21,403 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:21,403 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:21,416 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 662 out of 679 [2023-11-26 12:02:21,420 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 622 places, 626 transitions, 1281 flow. Second operand has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2023-11-26 12:02:21,421 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:21,421 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 662 of 679 [2023-11-26 12:02:21,421 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:21,857 INFO L124 PetriNetUnfolderBase]: 36/1325 cut-off events. [2023-11-26 12:02:21,857 INFO L125 PetriNetUnfolderBase]: For 6/8 co-relation queries the response was YES. [2023-11-26 12:02:21,870 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1384 conditions, 1325 events. 36/1325 cut-off events. For 6/8 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 5118 event pairs, 0 based on Foata normal form. 0/1253 useless extension candidates. Maximal degree in co-relation 1187. Up to 18 conditions per place. [2023-11-26 12:02:21,875 INFO L140 encePairwiseOnDemand]: 677/679 looper letters, 6 selfloop transitions, 1 changer transitions 0/626 dead transitions. [2023-11-26 12:02:21,875 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 626 transitions, 1296 flow [2023-11-26 12:02:21,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:21,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:21,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1994 transitions. [2023-11-26 12:02:21,882 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9788905252822778 [2023-11-26 12:02:21,882 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1994 transitions. [2023-11-26 12:02:21,882 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1994 transitions. [2023-11-26 12:02:21,883 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:21,883 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1994 transitions. [2023-11-26 12:02:21,887 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 664.6666666666666) internal successors, (1994), 3 states have internal predecessors, (1994), 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) [2023-11-26 12:02:21,890 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:21,891 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:21,892 INFO L175 Difference]: Start difference. First operand has 622 places, 626 transitions, 1281 flow. Second operand 3 states and 1994 transitions. [2023-11-26 12:02:21,892 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 626 transitions, 1296 flow [2023-11-26 12:02:21,896 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 623 places, 626 transitions, 1296 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-26 12:02:21,904 INFO L231 Difference]: Finished difference. Result has 623 places, 625 transitions, 1281 flow [2023-11-26 12:02:21,905 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1279, PETRI_DIFFERENCE_MINUEND_PLACES=621, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=624, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1281, PETRI_PLACES=623, PETRI_TRANSITIONS=625} [2023-11-26 12:02:21,906 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -33 predicate places. [2023-11-26 12:02:21,906 INFO L495 AbstractCegarLoop]: Abstraction has has 623 places, 625 transitions, 1281 flow [2023-11-26 12:02:21,907 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 663.6666666666666) internal successors, (1991), 3 states have internal predecessors, (1991), 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) [2023-11-26 12:02:21,907 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:21,907 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:21,907 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2023-11-26 12:02:21,908 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting whoop_wrapper_write_nvramErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:21,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:21,908 INFO L85 PathProgramCache]: Analyzing trace with hash -1589415466, now seen corresponding path program 1 times [2023-11-26 12:02:21,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:21,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830276977] [2023-11-26 12:02:21,909 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:21,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:21,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:22,047 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:22,047 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:22,048 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830276977] [2023-11-26 12:02:22,048 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830276977] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:22,048 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:22,048 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-26 12:02:22,048 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [886213961] [2023-11-26 12:02:22,049 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:22,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-26 12:02:22,050 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:22,050 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-26 12:02:22,050 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-26 12:02:22,062 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 659 out of 679 [2023-11-26 12:02:22,064 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 625 transitions, 1281 flow. Second operand has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:22,065 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:22,065 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 659 of 679 [2023-11-26 12:02:22,065 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:22,613 INFO L124 PetriNetUnfolderBase]: 72/2137 cut-off events. [2023-11-26 12:02:22,614 INFO L125 PetriNetUnfolderBase]: For 6/6 co-relation queries the response was YES. [2023-11-26 12:02:22,631 INFO L83 FinitePrefix]: Finished finitePrefix Result has 2245 conditions, 2137 events. 72/2137 cut-off events. For 6/6 co-relation queries the response was YES. Maximal size of possible extension queue 29. Compared 12473 event pairs, 8 based on Foata normal form. 0/2019 useless extension candidates. Maximal degree in co-relation 2047. Up to 46 conditions per place. [2023-11-26 12:02:22,640 INFO L140 encePairwiseOnDemand]: 675/679 looper letters, 9 selfloop transitions, 2 changer transitions 0/626 dead transitions. [2023-11-26 12:02:22,640 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 623 places, 626 transitions, 1307 flow [2023-11-26 12:02:22,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-26 12:02:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2023-11-26 12:02:22,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1990 transitions. [2023-11-26 12:02:22,647 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.976926853215513 [2023-11-26 12:02:22,647 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1990 transitions. [2023-11-26 12:02:22,648 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1990 transitions. [2023-11-26 12:02:22,649 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:22,649 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1990 transitions. [2023-11-26 12:02:22,653 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 663.3333333333334) internal successors, (1990), 3 states have internal predecessors, (1990), 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) [2023-11-26 12:02:22,656 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:22,656 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 679.0) internal successors, (2716), 4 states have internal predecessors, (2716), 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) [2023-11-26 12:02:22,657 INFO L175 Difference]: Start difference. First operand has 623 places, 625 transitions, 1281 flow. Second operand 3 states and 1990 transitions. [2023-11-26 12:02:22,657 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 623 places, 626 transitions, 1307 flow [2023-11-26 12:02:22,662 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 622 places, 626 transitions, 1306 flow, removed 0 selfloop flow, removed 1 redundant places. [2023-11-26 12:02:22,671 INFO L231 Difference]: Finished difference. Result has 623 places, 625 transitions, 1290 flow [2023-11-26 12:02:22,672 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1276, PETRI_DIFFERENCE_MINUEND_PLACES=620, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=623, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=621, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1290, PETRI_PLACES=623, PETRI_TRANSITIONS=625} [2023-11-26 12:02:22,672 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -33 predicate places. [2023-11-26 12:02:22,673 INFO L495 AbstractCegarLoop]: Abstraction has has 623 places, 625 transitions, 1290 flow [2023-11-26 12:02:22,673 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 660.3333333333334) internal successors, (1981), 3 states have internal predecessors, (1981), 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) [2023-11-26 12:02:22,673 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:22,674 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:22,674 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2023-11-26 12:02:22,674 INFO L420 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:22,675 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:22,675 INFO L85 PathProgramCache]: Analyzing trace with hash -1834184575, now seen corresponding path program 1 times [2023-11-26 12:02:22,675 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:22,675 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [431980755] [2023-11-26 12:02:22,675 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:22,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:22,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:24,179 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:24,180 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:24,180 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [431980755] [2023-11-26 12:02:24,180 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [431980755] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:24,180 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:24,181 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 12:02:24,181 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561058009] [2023-11-26 12:02:24,181 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:24,182 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 12:02:24,182 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:24,183 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 12:02:24,183 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2023-11-26 12:02:25,218 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 640 out of 679 [2023-11-26 12:02:25,223 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 623 places, 625 transitions, 1290 flow. Second operand has 6 states, 6 states have (on average 641.5) internal successors, (3849), 6 states have internal predecessors, (3849), 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) [2023-11-26 12:02:25,223 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:25,223 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 640 of 679 [2023-11-26 12:02:25,223 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:28,054 INFO L124 PetriNetUnfolderBase]: 1875/8116 cut-off events. [2023-11-26 12:02:28,055 INFO L125 PetriNetUnfolderBase]: For 36/146 co-relation queries the response was YES. [2023-11-26 12:02:28,105 INFO L83 FinitePrefix]: Finished finitePrefix Result has 11321 conditions, 8116 events. 1875/8116 cut-off events. For 36/146 co-relation queries the response was YES. Maximal size of possible extension queue 141. Compared 68946 event pairs, 461 based on Foata normal form. 35/7533 useless extension candidates. Maximal degree in co-relation 11123. Up to 2468 conditions per place. [2023-11-26 12:02:28,145 INFO L140 encePairwiseOnDemand]: 657/679 looper letters, 27 selfloop transitions, 69 changer transitions 0/694 dead transitions. [2023-11-26 12:02:28,145 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 628 places, 694 transitions, 1621 flow [2023-11-26 12:02:28,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 12:02:28,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2023-11-26 12:02:28,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3937 transitions. [2023-11-26 12:02:28,157 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.966372115856652 [2023-11-26 12:02:28,157 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3937 transitions. [2023-11-26 12:02:28,157 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3937 transitions. [2023-11-26 12:02:28,159 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:28,159 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3937 transitions. [2023-11-26 12:02:28,166 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 656.1666666666666) internal successors, (3937), 6 states have internal predecessors, (3937), 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) [2023-11-26 12:02:28,172 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 679.0) internal successors, (4753), 7 states have internal predecessors, (4753), 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) [2023-11-26 12:02:28,173 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 679.0) internal successors, (4753), 7 states have internal predecessors, (4753), 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) [2023-11-26 12:02:28,173 INFO L175 Difference]: Start difference. First operand has 623 places, 625 transitions, 1290 flow. Second operand 6 states and 3937 transitions. [2023-11-26 12:02:28,174 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 628 places, 694 transitions, 1621 flow [2023-11-26 12:02:28,178 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 628 places, 694 transitions, 1621 flow, removed 0 selfloop flow, removed 0 redundant places. [2023-11-26 12:02:28,189 INFO L231 Difference]: Finished difference. Result has 633 places, 693 transitions, 1744 flow [2023-11-26 12:02:28,190 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=679, PETRI_DIFFERENCE_MINUEND_FLOW=1290, PETRI_DIFFERENCE_MINUEND_PLACES=623, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=625, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=604, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1744, PETRI_PLACES=633, PETRI_TRANSITIONS=693} [2023-11-26 12:02:28,190 INFO L281 CegarLoopForPetriNet]: 656 programPoint places, -23 predicate places. [2023-11-26 12:02:28,191 INFO L495 AbstractCegarLoop]: Abstraction has has 633 places, 693 transitions, 1744 flow [2023-11-26 12:02:28,192 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 641.5) internal successors, (3849), 6 states have internal predecessors, (3849), 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) [2023-11-26 12:02:28,192 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-26 12:02:28,192 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 12:02:28,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2023-11-26 12:02:28,193 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting whoop_wrapper_write_nvramErr4ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 64 more)] === [2023-11-26 12:02:28,193 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 12:02:28,193 INFO L85 PathProgramCache]: Analyzing trace with hash -934956739, now seen corresponding path program 1 times [2023-11-26 12:02:28,193 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 12:02:28,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596689758] [2023-11-26 12:02:28,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 12:02:28,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 12:02:28,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 12:02:31,459 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-26 12:02:31,459 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 12:02:31,459 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596689758] [2023-11-26 12:02:31,460 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596689758] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 12:02:31,460 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 12:02:31,460 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-26 12:02:31,460 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [522939519] [2023-11-26 12:02:31,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 12:02:31,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-26 12:02:31,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 12:02:31,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-26 12:02:31,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2023-11-26 12:02:33,334 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 616 out of 679 [2023-11-26 12:02:33,339 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 633 places, 693 transitions, 1744 flow. Second operand has 10 states, 10 states have (on average 617.2) internal successors, (6172), 10 states have internal predecessors, (6172), 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) [2023-11-26 12:02:33,339 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-26 12:02:33,339 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 616 of 679 [2023-11-26 12:02:33,340 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-26 12:02:40,308 INFO L124 PetriNetUnfolderBase]: 8074/27400 cut-off events. [2023-11-26 12:02:40,308 INFO L125 PetriNetUnfolderBase]: For 12263/23847 co-relation queries the response was YES. [2023-11-26 12:02:40,468 INFO L83 FinitePrefix]: Finished finitePrefix Result has 54130 conditions, 27400 events. 8074/27400 cut-off events. For 12263/23847 co-relation queries the response was YES. Maximal size of possible extension queue 518. Compared 297218 event pairs, 593 based on Foata normal form. 4/25564 useless extension candidates. Maximal degree in co-relation 53928. Up to 8959 conditions per place. [2023-11-26 12:02:40,572 INFO L140 encePairwiseOnDemand]: 639/679 looper letters, 130 selfloop transitions, 353 changer transitions 0/1059 dead transitions. [2023-11-26 12:02:40,573 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 642 places, 1059 transitions, 4628 flow [2023-11-26 12:02:40,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 12:02:40,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2023-11-26 12:02:40,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 6322 transitions. [2023-11-26 12:02:40,593 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.9310751104565538 [2023-11-26 12:02:40,593 INFO L72 ComplementDD]: Start complementDD. Operand 10 states and 6322 transitions. [2023-11-26 12:02:40,593 INFO L73 IsDeterministic]: Start isDeterministic. Operand 10 states and 6322 transitions. [2023-11-26 12:02:40,596 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-26 12:02:40,596 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 10 states and 6322 transitions. [2023-11-26 12:02:40,619 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 11 states, 10 states have (on average 632.2) internal successors, (6322), 10 states have internal predecessors, (6322), 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) [2023-11-26 12:02:40,628 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 11 states, 11 states have (on average 679.0) internal successors, (7469), 11 states have internal predecessors, (7469), 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) [2023-11-26 12:02:40,630 INFO L81 ComplementDD]: Finished complementDD. Result has 11 states, 11 states have (on average 679.0) internal successors, (7469), 11 states have internal predecessors, (7469), 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) [2023-11-26 12:02:40,630 INFO L175 Difference]: Start difference. First operand has 633 places, 693 transitions, 1744 flow. Second operand 10 states and 6322 transitions. [2023-11-26 12:02:40,630 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 642 places, 1059 transitions, 4628 flow