./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --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 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 09:03:35,860 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:03:35,863 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:03:35,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:03:35,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:03:35,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:03:35,891 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:03:35,893 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:03:35,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:03:35,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:03:35,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:03:35,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:03:35,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:03:35,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:03:35,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:03:35,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:03:35,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:03:35,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:03:35,905 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:03:35,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:03:35,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:03:35,910 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:03:35,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:03:35,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:03:35,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:03:35,916 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:03:35,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:03:35,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:03:35,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:03:35,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:03:35,919 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:03:35,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:03:35,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:03:35,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:03:35,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:03:35,923 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:03:35,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:03:35,924 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:03:35,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:03:35,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:03:35,927 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:03:35,928 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-21 09:03:35,951 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:03:35,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:03:35,952 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:03:35,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:03:35,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:03:35,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:03:35,954 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:03:35,954 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:03:35,954 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:03:35,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:03:35,955 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:03:35,955 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 09:03:35,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:03:35,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:03:35,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:03:35,956 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:03:35,957 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:03:35,957 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:03:35,957 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-21 09:03:35,957 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:03:35,957 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:03:35,958 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:03:35,958 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:03:35,958 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:03:35,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:03:35,959 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:03:35,959 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:03:35,959 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:03:35,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:03:35,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:03:35,960 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:03:35,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 09:03:35,960 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:03:35,961 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:03:35,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:03:35,961 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 423d8d6205a6cc6142dcdd2c64b72565885efc66c9127b3f2569a3e2890b0e68 [2022-11-21 09:03:36,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:03:36,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:03:36,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:03:36,275 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:03:36,276 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:03:36,277 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-21 09:03:39,336 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:03:39,901 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:03:39,902 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-21 09:03:39,945 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/data/88e0c5cf3/6bb7ca6061094c3fb698bdb6f7d7746d/FLAGcf6b31a65 [2022-11-21 09:03:39,960 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/data/88e0c5cf3/6bb7ca6061094c3fb698bdb6f7d7746d [2022-11-21 09:03:39,963 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:03:39,965 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:03:39,966 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:03:39,966 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:03:39,970 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:03:39,971 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:39" (1/1) ... [2022-11-21 09:03:39,972 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ac861b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:39, skipping insertion in model container [2022-11-21 09:03:39,972 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:03:39" (1/1) ... [2022-11-21 09:03:39,980 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:03:40,081 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:03:40,537 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-21 09:03:44,783 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-11-21 09:03:45,692 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:03:45,711 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:03:45,740 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/sv-benchmarks/c/pthread-driver-races/char_generic_nvram_nvram_llseek_read_nvram.i[5469,5482] [2022-11-21 09:03:46,032 WARN L611 FunctionHandler]: implicit declaration of function __builtin_constant_p [2022-11-21 09:03:46,170 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:03:46,625 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:03:46,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46 WrapperNode [2022-11-21 09:03:46,625 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:03:46,627 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:03:46,627 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:03:46,627 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:03:46,635 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,823 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,904 INFO L138 Inliner]: procedures = 1354, calls = 1452, calls flagged for inlining = 347, calls inlined = 15, statements flattened = 509 [2022-11-21 09:03:46,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:03:46,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:03:46,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:03:46,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:03:46,924 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,937 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,990 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:46,995 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:47,003 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:47,017 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:47,024 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:03:47,032 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:03:47,033 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:03:47,033 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:03:47,034 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (1/1) ... [2022-11-21 09:03:47,040 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:03:47,052 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:03:47,067 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:03:47,099 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2c112999-0b3c-436b-93fd-c06a106e0a64/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:03:47,119 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 09:03:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 09:03:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:03:47,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:03:47,121 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_read_nvram [2022-11-21 09:03:47,122 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_read_nvram [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:03:47,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 09:03:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:03:47,123 INFO L130 BoogieDeclarations]: Found specification of procedure whoop_wrapper_nvram_llseek [2022-11-21 09:03:47,123 INFO L138 BoogieDeclarations]: Found implementation of procedure whoop_wrapper_nvram_llseek [2022-11-21 09:03:47,125 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 09:03:47,650 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:03:47,652 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:03:48,469 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:03:48,489 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:03:48,490 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 09:03:48,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:48 BoogieIcfgContainer [2022-11-21 09:03:48,493 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:03:48,498 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 09:03:48,498 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 09:03:48,502 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 09:03:48,502 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:03:39" (1/3) ... [2022-11-21 09:03:48,504 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b350ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:48, skipping insertion in model container [2022-11-21 09:03:48,504 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:03:46" (2/3) ... [2022-11-21 09:03:48,505 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b350ef7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:03:48, skipping insertion in model container [2022-11-21 09:03:48,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:03:48" (3/3) ... [2022-11-21 09:03:48,507 INFO L112 eAbstractionObserver]: Analyzing ICFG char_generic_nvram_nvram_llseek_read_nvram.i [2022-11-21 09:03:48,517 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 09:03:48,528 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 09:03:48,528 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 42 error locations. [2022-11-21 09:03:48,529 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 09:03:48,708 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-11-21 09:03:48,774 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 596 places, 605 transitions, 1226 flow [2022-11-21 09:03:49,147 INFO L130 PetriNetUnfolder]: 16/603 cut-off events. [2022-11-21 09:03:49,148 INFO L131 PetriNetUnfolder]: For 2/2 co-relation queries the response was YES. [2022-11-21 09:03:49,165 INFO L83 FinitePrefix]: Finished finitePrefix Result has 612 conditions, 603 events. 16/603 cut-off events. For 2/2 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 849 event pairs, 0 based on Foata normal form. 0/545 useless extension candidates. Maximal degree in co-relation 474. Up to 5 conditions per place. [2022-11-21 09:03:49,165 INFO L82 GeneralOperation]: Start removeDead. Operand has 596 places, 605 transitions, 1226 flow [2022-11-21 09:03:49,178 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 585 places, 594 transitions, 1197 flow [2022-11-21 09:03:49,195 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:03:49,203 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=LoopsAndPotentialCycles, 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;@51576315, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:03:49,203 INFO L358 AbstractCegarLoop]: Starting to check reachability of 61 error locations. [2022-11-21 09:03:49,215 INFO L130 PetriNetUnfolder]: 0/71 cut-off events. [2022-11-21 09:03:49,216 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:03:49,216 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:49,217 INFO L209 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] [2022-11-21 09:03:49,219 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 58 more)] === [2022-11-21 09:03:49,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:49,227 INFO L85 PathProgramCache]: Analyzing trace with hash 1566276849, now seen corresponding path program 1 times [2022-11-21 09:03:49,239 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:49,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480273830] [2022-11-21 09:03:49,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:49,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:49,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:49,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:49,694 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:49,723 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480273830] [2022-11-21 09:03:49,723 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480273830] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:49,724 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:49,724 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:49,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641356633] [2022-11-21 09:03:49,726 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:49,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:49,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:49,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:49,765 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:49,769 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:49,775 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 585 places, 594 transitions, 1197 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:49,775 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:49,775 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:49,777 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:49,946 INFO L130 PetriNetUnfolder]: 12/587 cut-off events. [2022-11-21 09:03:49,946 INFO L131 PetriNetUnfolder]: For 5/6 co-relation queries the response was YES. [2022-11-21 09:03:49,951 INFO L83 FinitePrefix]: Finished finitePrefix Result has 604 conditions, 587 events. 12/587 cut-off events. For 5/6 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 739 event pairs, 0 based on Foata normal form. 5/536 useless extension candidates. Maximal degree in co-relation 475. Up to 7 conditions per place. [2022-11-21 09:03:49,955 INFO L137 encePairwiseOnDemand]: 598/605 looper letters, 6 selfloop transitions, 2 changer transitions 1/587 dead transitions. [2022-11-21 09:03:49,955 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 584 places, 587 transitions, 1199 flow [2022-11-21 09:03:49,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:49,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:49,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1780 transitions. [2022-11-21 09:03:49,975 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9807162534435262 [2022-11-21 09:03:49,976 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1780 transitions. [2022-11-21 09:03:49,976 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1780 transitions. [2022-11-21 09:03:49,980 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:49,983 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1780 transitions. [2022-11-21 09:03:49,990 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 593.3333333333334) internal successors, (1780), 3 states have internal predecessors, (1780), 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) [2022-11-21 09:03:50,000 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,002 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,004 INFO L175 Difference]: Start difference. First operand has 585 places, 594 transitions, 1197 flow. Second operand 3 states and 1780 transitions. [2022-11-21 09:03:50,005 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 584 places, 587 transitions, 1199 flow [2022-11-21 09:03:50,012 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 581 places, 587 transitions, 1194 flow, removed 0 selfloop flow, removed 3 redundant places. [2022-11-21 09:03:50,023 INFO L231 Difference]: Finished difference. Result has 581 places, 586 transitions, 1180 flow [2022-11-21 09:03:50,026 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1178, PETRI_DIFFERENCE_MINUEND_PLACES=579, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=587, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=585, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1180, PETRI_PLACES=581, PETRI_TRANSITIONS=586} [2022-11-21 09:03:50,029 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -4 predicate places. [2022-11-21 09:03:50,030 INFO L495 AbstractCegarLoop]: Abstraction has has 581 places, 586 transitions, 1180 flow [2022-11-21 09:03:50,031 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:50,031 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:50,031 INFO L209 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] [2022-11-21 09:03:50,032 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 09:03:50,032 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 58 more)] === [2022-11-21 09:03:50,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:50,033 INFO L85 PathProgramCache]: Analyzing trace with hash -45622061, now seen corresponding path program 1 times [2022-11-21 09:03:50,033 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:50,033 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [289556888] [2022-11-21 09:03:50,033 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:50,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:50,182 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:50,183 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [289556888] [2022-11-21 09:03:50,183 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [289556888] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:50,183 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:50,183 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:50,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1436588920] [2022-11-21 09:03:50,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:50,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:50,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:50,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:50,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:50,189 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:50,193 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 581 places, 586 transitions, 1180 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:50,193 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:50,193 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:50,193 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:50,412 INFO L130 PetriNetUnfolder]: 12/585 cut-off events. [2022-11-21 09:03:50,412 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:50,416 INFO L83 FinitePrefix]: Finished finitePrefix Result has 601 conditions, 585 events. 12/585 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 734 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 521. Up to 7 conditions per place. [2022-11-21 09:03:50,420 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/585 dead transitions. [2022-11-21 09:03:50,420 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 581 places, 585 transitions, 1194 flow [2022-11-21 09:03:50,421 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:50,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:50,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:50,425 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:50,425 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,425 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,426 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:50,427 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,431 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:50,435 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,437 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,437 INFO L175 Difference]: Start difference. First operand has 581 places, 586 transitions, 1180 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:50,437 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 581 places, 585 transitions, 1194 flow [2022-11-21 09:03:50,442 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 579 places, 585 transitions, 1190 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:50,451 INFO L231 Difference]: Finished difference. Result has 579 places, 585 transitions, 1178 flow [2022-11-21 09:03:50,453 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1174, PETRI_DIFFERENCE_MINUEND_PLACES=577, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=585, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=583, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1178, PETRI_PLACES=579, PETRI_TRANSITIONS=585} [2022-11-21 09:03:50,454 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -6 predicate places. [2022-11-21 09:03:50,454 INFO L495 AbstractCegarLoop]: Abstraction has has 579 places, 585 transitions, 1178 flow [2022-11-21 09:03:50,456 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:50,456 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:50,456 INFO L209 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] [2022-11-21 09:03:50,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 09:03:50,456 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 58 more)] === [2022-11-21 09:03:50,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:50,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1070989600, now seen corresponding path program 1 times [2022-11-21 09:03:50,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:50,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826631308] [2022-11-21 09:03:50,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:50,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:50,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:50,661 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:50,662 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:50,662 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826631308] [2022-11-21 09:03:50,662 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826631308] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:50,662 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:50,662 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:50,663 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [548999651] [2022-11-21 09:03:50,663 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:50,663 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:50,664 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:50,664 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:50,664 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:50,676 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:50,678 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 579 places, 585 transitions, 1178 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:50,679 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:50,679 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:50,679 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:50,829 INFO L130 PetriNetUnfolder]: 12/584 cut-off events. [2022-11-21 09:03:50,830 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:50,835 INFO L83 FinitePrefix]: Finished finitePrefix Result has 600 conditions, 584 events. 12/584 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 733 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 513. Up to 7 conditions per place. [2022-11-21 09:03:50,838 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/584 dead transitions. [2022-11-21 09:03:50,839 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 580 places, 584 transitions, 1192 flow [2022-11-21 09:03:50,839 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:50,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:50,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:50,845 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:50,845 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,845 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,846 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:50,847 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:50,851 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:50,855 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,857 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:50,858 INFO L175 Difference]: Start difference. First operand has 579 places, 585 transitions, 1178 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:50,858 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 580 places, 584 transitions, 1192 flow [2022-11-21 09:03:50,862 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 578 places, 584 transitions, 1188 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:50,869 INFO L231 Difference]: Finished difference. Result has 578 places, 584 transitions, 1176 flow [2022-11-21 09:03:50,870 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1172, PETRI_DIFFERENCE_MINUEND_PLACES=576, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=584, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=582, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1176, PETRI_PLACES=578, PETRI_TRANSITIONS=584} [2022-11-21 09:03:50,872 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -7 predicate places. [2022-11-21 09:03:50,872 INFO L495 AbstractCegarLoop]: Abstraction has has 578 places, 584 transitions, 1176 flow [2022-11-21 09:03:50,874 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:50,874 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:50,874 INFO L209 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] [2022-11-21 09:03:50,875 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 09:03:50,875 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 58 more)] === [2022-11-21 09:03:50,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:50,876 INFO L85 PathProgramCache]: Analyzing trace with hash 1789262840, now seen corresponding path program 1 times [2022-11-21 09:03:50,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:50,877 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1725723101] [2022-11-21 09:03:50,877 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:50,877 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:50,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:51,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:51,034 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:51,035 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1725723101] [2022-11-21 09:03:51,039 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1725723101] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:51,039 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:51,039 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:51,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267676038] [2022-11-21 09:03:51,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:51,042 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:51,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:51,045 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:51,045 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:51,048 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 586 out of 605 [2022-11-21 09:03:51,050 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 578 places, 584 transitions, 1176 flow. Second operand has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:51,051 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:51,051 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 586 of 605 [2022-11-21 09:03:51,051 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:51,271 INFO L130 PetriNetUnfolder]: 20/745 cut-off events. [2022-11-21 09:03:51,271 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:03:51,275 INFO L83 FinitePrefix]: Finished finitePrefix Result has 776 conditions, 745 events. 20/745 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1563 event pairs, 3 based on Foata normal form. 0/674 useless extension candidates. Maximal degree in co-relation 682. Up to 16 conditions per place. [2022-11-21 09:03:51,279 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 9 selfloop transitions, 2 changer transitions 0/583 dead transitions. [2022-11-21 09:03:51,279 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 579 places, 583 transitions, 1196 flow [2022-11-21 09:03:51,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:51,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:51,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1770 transitions. [2022-11-21 09:03:51,286 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9752066115702479 [2022-11-21 09:03:51,289 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1770 transitions. [2022-11-21 09:03:51,290 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1770 transitions. [2022-11-21 09:03:51,291 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:51,292 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1770 transitions. [2022-11-21 09:03:51,296 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 590.0) internal successors, (1770), 3 states have internal predecessors, (1770), 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) [2022-11-21 09:03:51,300 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,303 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,304 INFO L175 Difference]: Start difference. First operand has 578 places, 584 transitions, 1176 flow. Second operand 3 states and 1770 transitions. [2022-11-21 09:03:51,304 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 579 places, 583 transitions, 1196 flow [2022-11-21 09:03:51,313 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 577 places, 583 transitions, 1192 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:51,320 INFO L231 Difference]: Finished difference. Result has 577 places, 583 transitions, 1174 flow [2022-11-21 09:03:51,321 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1170, PETRI_DIFFERENCE_MINUEND_PLACES=575, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=583, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=581, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1174, PETRI_PLACES=577, PETRI_TRANSITIONS=583} [2022-11-21 09:03:51,323 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -8 predicate places. [2022-11-21 09:03:51,324 INFO L495 AbstractCegarLoop]: Abstraction has has 577 places, 583 transitions, 1174 flow [2022-11-21 09:03:51,325 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:51,325 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:51,325 INFO L209 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] [2022-11-21 09:03:51,326 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 09:03:51,326 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 58 more)] === [2022-11-21 09:03:51,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:51,327 INFO L85 PathProgramCache]: Analyzing trace with hash -357558033, now seen corresponding path program 1 times [2022-11-21 09:03:51,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:51,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471310878] [2022-11-21 09:03:51,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:51,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:51,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:51,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:51,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:51,481 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471310878] [2022-11-21 09:03:51,481 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [471310878] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:51,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:51,482 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:51,482 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090936612] [2022-11-21 09:03:51,482 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:51,483 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:51,483 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:51,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:51,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:51,486 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:51,489 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 577 places, 583 transitions, 1174 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:51,489 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:51,489 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:51,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:51,620 INFO L130 PetriNetUnfolder]: 12/582 cut-off events. [2022-11-21 09:03:51,621 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:51,625 INFO L83 FinitePrefix]: Finished finitePrefix Result has 598 conditions, 582 events. 12/582 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 734 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 497. Up to 7 conditions per place. [2022-11-21 09:03:51,628 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/582 dead transitions. [2022-11-21 09:03:51,628 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 578 places, 582 transitions, 1188 flow [2022-11-21 09:03:51,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:51,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:51,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:51,633 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:51,633 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,633 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,634 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:51,635 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,639 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:51,644 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,645 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,646 INFO L175 Difference]: Start difference. First operand has 577 places, 583 transitions, 1174 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:51,646 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 578 places, 582 transitions, 1188 flow [2022-11-21 09:03:51,650 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 576 places, 582 transitions, 1184 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:51,658 INFO L231 Difference]: Finished difference. Result has 576 places, 582 transitions, 1172 flow [2022-11-21 09:03:51,659 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1168, PETRI_DIFFERENCE_MINUEND_PLACES=574, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=582, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=580, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1172, PETRI_PLACES=576, PETRI_TRANSITIONS=582} [2022-11-21 09:03:51,660 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -9 predicate places. [2022-11-21 09:03:51,660 INFO L495 AbstractCegarLoop]: Abstraction has has 576 places, 582 transitions, 1172 flow [2022-11-21 09:03:51,662 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:51,662 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:51,662 INFO L209 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] [2022-11-21 09:03:51,663 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-21 09:03:51,663 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 58 more)] === [2022-11-21 09:03:51,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:51,664 INFO L85 PathProgramCache]: Analyzing trace with hash 741782999, now seen corresponding path program 1 times [2022-11-21 09:03:51,664 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:51,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367645853] [2022-11-21 09:03:51,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:51,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:51,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:51,769 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:51,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367645853] [2022-11-21 09:03:51,769 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367645853] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:51,769 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:51,769 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:51,770 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [974977369] [2022-11-21 09:03:51,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:51,770 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:51,770 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:51,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:51,771 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:51,773 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:51,776 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 576 places, 582 transitions, 1172 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:51,777 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:51,777 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:51,777 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:51,913 INFO L130 PetriNetUnfolder]: 12/581 cut-off events. [2022-11-21 09:03:51,913 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:51,917 INFO L83 FinitePrefix]: Finished finitePrefix Result has 597 conditions, 581 events. 12/581 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 733 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 489. Up to 7 conditions per place. [2022-11-21 09:03:51,921 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/581 dead transitions. [2022-11-21 09:03:51,921 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 577 places, 581 transitions, 1186 flow [2022-11-21 09:03:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:51,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:51,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:51,926 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:51,926 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,926 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:51,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:51,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:51,937 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,938 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:51,939 INFO L175 Difference]: Start difference. First operand has 576 places, 582 transitions, 1172 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:51,939 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 577 places, 581 transitions, 1186 flow [2022-11-21 09:03:51,943 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 575 places, 581 transitions, 1182 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:51,950 INFO L231 Difference]: Finished difference. Result has 575 places, 581 transitions, 1170 flow [2022-11-21 09:03:51,951 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1166, PETRI_DIFFERENCE_MINUEND_PLACES=573, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=581, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=579, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1170, PETRI_PLACES=575, PETRI_TRANSITIONS=581} [2022-11-21 09:03:51,952 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -10 predicate places. [2022-11-21 09:03:51,953 INFO L495 AbstractCegarLoop]: Abstraction has has 575 places, 581 transitions, 1170 flow [2022-11-21 09:03:51,954 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:51,954 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:51,955 INFO L209 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] [2022-11-21 09:03:51,955 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-21 09:03:51,955 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 58 more)] === [2022-11-21 09:03:51,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:51,956 INFO L85 PathProgramCache]: Analyzing trace with hash 847662592, now seen corresponding path program 1 times [2022-11-21 09:03:51,956 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:51,956 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [274880469] [2022-11-21 09:03:51,957 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:51,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:51,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:52,052 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:52,052 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [274880469] [2022-11-21 09:03:52,052 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [274880469] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:52,052 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:52,052 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:52,053 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120989607] [2022-11-21 09:03:52,053 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:52,053 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:52,054 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:52,054 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:52,054 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:52,057 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:52,060 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 575 places, 581 transitions, 1170 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:52,060 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:52,060 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:52,060 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:52,198 INFO L130 PetriNetUnfolder]: 12/580 cut-off events. [2022-11-21 09:03:52,198 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:52,202 INFO L83 FinitePrefix]: Finished finitePrefix Result has 596 conditions, 580 events. 12/580 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 735 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 481. Up to 7 conditions per place. [2022-11-21 09:03:52,205 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/580 dead transitions. [2022-11-21 09:03:52,205 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 576 places, 580 transitions, 1184 flow [2022-11-21 09:03:52,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:52,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:52,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:52,210 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:52,210 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,210 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,211 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:52,212 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,216 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:52,220 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,221 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,221 INFO L175 Difference]: Start difference. First operand has 575 places, 581 transitions, 1170 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:52,221 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 576 places, 580 transitions, 1184 flow [2022-11-21 09:03:52,225 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 574 places, 580 transitions, 1180 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:52,232 INFO L231 Difference]: Finished difference. Result has 574 places, 580 transitions, 1168 flow [2022-11-21 09:03:52,234 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1164, PETRI_DIFFERENCE_MINUEND_PLACES=572, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=580, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=578, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1168, PETRI_PLACES=574, PETRI_TRANSITIONS=580} [2022-11-21 09:03:52,234 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -11 predicate places. [2022-11-21 09:03:52,235 INFO L495 AbstractCegarLoop]: Abstraction has has 574 places, 580 transitions, 1168 flow [2022-11-21 09:03:52,235 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:52,236 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:52,236 INFO L209 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] [2022-11-21 09:03:52,236 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-21 09:03:52,236 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 58 more)] === [2022-11-21 09:03:52,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:52,237 INFO L85 PathProgramCache]: Analyzing trace with hash -1408084959, now seen corresponding path program 1 times [2022-11-21 09:03:52,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:52,237 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [420026497] [2022-11-21 09:03:52,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:52,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:52,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:52,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:52,340 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:52,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [420026497] [2022-11-21 09:03:52,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [420026497] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:52,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:52,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:52,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107340800] [2022-11-21 09:03:52,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:52,341 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:52,341 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:52,342 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:52,342 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:52,344 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 586 out of 605 [2022-11-21 09:03:52,347 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 574 places, 580 transitions, 1168 flow. Second operand has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:52,347 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:52,347 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 586 of 605 [2022-11-21 09:03:52,347 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:52,504 INFO L130 PetriNetUnfolder]: 20/682 cut-off events. [2022-11-21 09:03:52,505 INFO L131 PetriNetUnfolder]: For 4/5 co-relation queries the response was YES. [2022-11-21 09:03:52,509 INFO L83 FinitePrefix]: Finished finitePrefix Result has 707 conditions, 682 events. 20/682 cut-off events. For 4/5 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1231 event pairs, 3 based on Foata normal form. 0/618 useless extension candidates. Maximal degree in co-relation 585. Up to 16 conditions per place. [2022-11-21 09:03:52,513 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 9 selfloop transitions, 2 changer transitions 0/579 dead transitions. [2022-11-21 09:03:52,513 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 575 places, 579 transitions, 1188 flow [2022-11-21 09:03:52,513 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:52,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:52,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1770 transitions. [2022-11-21 09:03:52,517 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9752066115702479 [2022-11-21 09:03:52,518 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1770 transitions. [2022-11-21 09:03:52,518 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1770 transitions. [2022-11-21 09:03:52,519 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:52,519 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1770 transitions. [2022-11-21 09:03:52,523 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 590.0) internal successors, (1770), 3 states have internal predecessors, (1770), 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) [2022-11-21 09:03:52,527 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,528 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,529 INFO L175 Difference]: Start difference. First operand has 574 places, 580 transitions, 1168 flow. Second operand 3 states and 1770 transitions. [2022-11-21 09:03:52,529 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 575 places, 579 transitions, 1188 flow [2022-11-21 09:03:52,533 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 573 places, 579 transitions, 1184 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:52,571 INFO L231 Difference]: Finished difference. Result has 573 places, 579 transitions, 1166 flow [2022-11-21 09:03:52,572 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1162, PETRI_DIFFERENCE_MINUEND_PLACES=571, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=579, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=577, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1166, PETRI_PLACES=573, PETRI_TRANSITIONS=579} [2022-11-21 09:03:52,572 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -12 predicate places. [2022-11-21 09:03:52,572 INFO L495 AbstractCegarLoop]: Abstraction has has 573 places, 579 transitions, 1166 flow [2022-11-21 09:03:52,573 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:52,573 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:52,574 INFO L209 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] [2022-11-21 09:03:52,574 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-21 09:03:52,574 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 58 more)] === [2022-11-21 09:03:52,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:52,574 INFO L85 PathProgramCache]: Analyzing trace with hash -336060308, now seen corresponding path program 1 times [2022-11-21 09:03:52,575 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:52,575 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1325513182] [2022-11-21 09:03:52,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:52,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:52,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:52,706 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:52,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1325513182] [2022-11-21 09:03:52,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1325513182] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:52,707 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:52,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:52,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846542788] [2022-11-21 09:03:52,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:52,708 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:52,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:52,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:52,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:52,712 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:52,715 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 573 places, 579 transitions, 1166 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:52,716 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:52,716 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:52,716 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:52,865 INFO L130 PetriNetUnfolder]: 12/578 cut-off events. [2022-11-21 09:03:52,865 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:52,869 INFO L83 FinitePrefix]: Finished finitePrefix Result has 594 conditions, 578 events. 12/578 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 733 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 465. Up to 7 conditions per place. [2022-11-21 09:03:52,873 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/578 dead transitions. [2022-11-21 09:03:52,873 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 574 places, 578 transitions, 1180 flow [2022-11-21 09:03:52,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:52,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:52,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:52,877 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:52,878 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,878 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,879 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:52,879 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:52,883 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:52,887 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,888 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:52,889 INFO L175 Difference]: Start difference. First operand has 573 places, 579 transitions, 1166 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:52,889 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 574 places, 578 transitions, 1180 flow [2022-11-21 09:03:52,893 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 572 places, 578 transitions, 1176 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:52,901 INFO L231 Difference]: Finished difference. Result has 572 places, 578 transitions, 1164 flow [2022-11-21 09:03:52,902 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1160, PETRI_DIFFERENCE_MINUEND_PLACES=570, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=578, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=576, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1164, PETRI_PLACES=572, PETRI_TRANSITIONS=578} [2022-11-21 09:03:52,902 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -13 predicate places. [2022-11-21 09:03:52,903 INFO L495 AbstractCegarLoop]: Abstraction has has 572 places, 578 transitions, 1164 flow [2022-11-21 09:03:52,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:52,904 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:52,904 INFO L209 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] [2022-11-21 09:03:52,904 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-21 09:03:52,904 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 58 more)] === [2022-11-21 09:03:52,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:52,905 INFO L85 PathProgramCache]: Analyzing trace with hash 71105602, now seen corresponding path program 1 times [2022-11-21 09:03:52,905 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:52,906 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1137165400] [2022-11-21 09:03:52,906 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:52,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:52,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:53,021 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:53,022 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:53,022 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1137165400] [2022-11-21 09:03:53,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1137165400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:53,023 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:53,023 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:53,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [264809730] [2022-11-21 09:03:53,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:53,024 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:53,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:53,024 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:53,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:53,027 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:53,029 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 572 places, 578 transitions, 1164 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:53,029 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:53,030 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:53,030 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:53,172 INFO L130 PetriNetUnfolder]: 12/577 cut-off events. [2022-11-21 09:03:53,172 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:53,176 INFO L83 FinitePrefix]: Finished finitePrefix Result has 593 conditions, 577 events. 12/577 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 733 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 457. Up to 7 conditions per place. [2022-11-21 09:03:53,178 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/577 dead transitions. [2022-11-21 09:03:53,179 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 573 places, 577 transitions, 1178 flow [2022-11-21 09:03:53,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:53,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:53,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:53,184 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:53,184 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,184 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,186 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:53,186 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:53,193 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,194 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,194 INFO L175 Difference]: Start difference. First operand has 572 places, 578 transitions, 1164 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:53,194 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 573 places, 577 transitions, 1178 flow [2022-11-21 09:03:53,198 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 571 places, 577 transitions, 1174 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:53,205 INFO L231 Difference]: Finished difference. Result has 571 places, 577 transitions, 1162 flow [2022-11-21 09:03:53,207 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1158, PETRI_DIFFERENCE_MINUEND_PLACES=569, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=577, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=575, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1162, PETRI_PLACES=571, PETRI_TRANSITIONS=577} [2022-11-21 09:03:53,209 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -14 predicate places. [2022-11-21 09:03:53,209 INFO L495 AbstractCegarLoop]: Abstraction has has 571 places, 577 transitions, 1162 flow [2022-11-21 09:03:53,213 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:53,213 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:53,213 INFO L209 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] [2022-11-21 09:03:53,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-21 09:03:53,214 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 58 more)] === [2022-11-21 09:03:53,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:53,214 INFO L85 PathProgramCache]: Analyzing trace with hash -331299120, now seen corresponding path program 1 times [2022-11-21 09:03:53,215 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:53,215 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [491594960] [2022-11-21 09:03:53,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:53,215 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:53,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:53,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:53,338 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:53,338 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [491594960] [2022-11-21 09:03:53,339 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [491594960] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:53,339 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:53,339 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:53,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989375183] [2022-11-21 09:03:53,339 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:53,340 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:53,340 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:53,341 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:53,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:53,344 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:53,347 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 571 places, 577 transitions, 1162 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:53,347 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:53,347 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:53,347 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:53,481 INFO L130 PetriNetUnfolder]: 12/576 cut-off events. [2022-11-21 09:03:53,482 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:53,486 INFO L83 FinitePrefix]: Finished finitePrefix Result has 592 conditions, 576 events. 12/576 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 732 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 449. Up to 7 conditions per place. [2022-11-21 09:03:53,489 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/576 dead transitions. [2022-11-21 09:03:53,490 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 572 places, 576 transitions, 1176 flow [2022-11-21 09:03:53,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:53,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:53,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:53,495 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:53,495 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,495 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,496 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:53,497 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:53,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:53,504 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,505 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,506 INFO L175 Difference]: Start difference. First operand has 571 places, 577 transitions, 1162 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:53,506 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 572 places, 576 transitions, 1176 flow [2022-11-21 09:03:53,510 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 570 places, 576 transitions, 1172 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:53,517 INFO L231 Difference]: Finished difference. Result has 570 places, 576 transitions, 1160 flow [2022-11-21 09:03:53,518 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1156, PETRI_DIFFERENCE_MINUEND_PLACES=568, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=576, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=574, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1160, PETRI_PLACES=570, PETRI_TRANSITIONS=576} [2022-11-21 09:03:53,518 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -15 predicate places. [2022-11-21 09:03:53,519 INFO L495 AbstractCegarLoop]: Abstraction has has 570 places, 576 transitions, 1160 flow [2022-11-21 09:03:53,520 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:53,520 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:53,520 INFO L209 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] [2022-11-21 09:03:53,520 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-11-21 09:03:53,520 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 58 more)] === [2022-11-21 09:03:53,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:53,521 INFO L85 PathProgramCache]: Analyzing trace with hash -1199961167, now seen corresponding path program 1 times [2022-11-21 09:03:53,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:53,521 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1786605040] [2022-11-21 09:03:53,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:53,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:53,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:53,640 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:53,640 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1786605040] [2022-11-21 09:03:53,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1786605040] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:53,641 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:53,641 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:53,641 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1889982557] [2022-11-21 09:03:53,641 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:53,642 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:53,642 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:53,642 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:53,643 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:53,645 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 586 out of 605 [2022-11-21 09:03:53,647 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 570 places, 576 transitions, 1160 flow. Second operand has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:53,648 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:53,648 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 586 of 605 [2022-11-21 09:03:53,648 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:53,831 INFO L130 PetriNetUnfolder]: 20/734 cut-off events. [2022-11-21 09:03:53,832 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:03:53,836 INFO L83 FinitePrefix]: Finished finitePrefix Result has 765 conditions, 734 events. 20/734 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 8. Compared 1565 event pairs, 3 based on Foata normal form. 0/672 useless extension candidates. Maximal degree in co-relation 615. Up to 16 conditions per place. [2022-11-21 09:03:53,839 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 9 selfloop transitions, 2 changer transitions 0/575 dead transitions. [2022-11-21 09:03:53,840 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 571 places, 575 transitions, 1180 flow [2022-11-21 09:03:53,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:53,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1770 transitions. [2022-11-21 09:03:53,844 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9752066115702479 [2022-11-21 09:03:53,844 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1770 transitions. [2022-11-21 09:03:53,844 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1770 transitions. [2022-11-21 09:03:53,845 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:53,846 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1770 transitions. [2022-11-21 09:03:53,849 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 590.0) internal successors, (1770), 3 states have internal predecessors, (1770), 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) [2022-11-21 09:03:53,853 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,854 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:53,854 INFO L175 Difference]: Start difference. First operand has 570 places, 576 transitions, 1160 flow. Second operand 3 states and 1770 transitions. [2022-11-21 09:03:53,854 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 571 places, 575 transitions, 1180 flow [2022-11-21 09:03:53,858 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 569 places, 575 transitions, 1176 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:53,865 INFO L231 Difference]: Finished difference. Result has 569 places, 575 transitions, 1158 flow [2022-11-21 09:03:53,866 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1154, PETRI_DIFFERENCE_MINUEND_PLACES=567, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=575, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=573, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1158, PETRI_PLACES=569, PETRI_TRANSITIONS=575} [2022-11-21 09:03:53,868 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -16 predicate places. [2022-11-21 09:03:53,868 INFO L495 AbstractCegarLoop]: Abstraction has has 569 places, 575 transitions, 1158 flow [2022-11-21 09:03:53,869 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:53,869 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:53,869 INFO L209 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] [2022-11-21 09:03:53,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2022-11-21 09:03:53,870 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 58 more)] === [2022-11-21 09:03:53,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:53,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1260104472, now seen corresponding path program 1 times [2022-11-21 09:03:53,871 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:53,871 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [982951284] [2022-11-21 09:03:53,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:53,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:53,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:53,978 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:53,978 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:53,979 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [982951284] [2022-11-21 09:03:53,979 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [982951284] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:53,979 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:53,979 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:53,979 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [82737092] [2022-11-21 09:03:53,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:53,980 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:53,980 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:53,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:53,981 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:53,984 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:53,986 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 569 places, 575 transitions, 1158 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:53,986 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:53,986 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:53,987 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:54,113 INFO L130 PetriNetUnfolder]: 12/574 cut-off events. [2022-11-21 09:03:54,114 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:54,118 INFO L83 FinitePrefix]: Finished finitePrefix Result has 590 conditions, 574 events. 12/574 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 730 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 433. Up to 7 conditions per place. [2022-11-21 09:03:54,121 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/574 dead transitions. [2022-11-21 09:03:54,122 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 570 places, 574 transitions, 1172 flow [2022-11-21 09:03:54,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:54,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:54,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:54,127 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:54,127 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,127 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,128 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:54,129 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,133 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:54,137 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,138 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,138 INFO L175 Difference]: Start difference. First operand has 569 places, 575 transitions, 1158 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:54,138 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 570 places, 574 transitions, 1172 flow [2022-11-21 09:03:54,143 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 568 places, 574 transitions, 1168 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:54,150 INFO L231 Difference]: Finished difference. Result has 568 places, 574 transitions, 1156 flow [2022-11-21 09:03:54,151 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1152, PETRI_DIFFERENCE_MINUEND_PLACES=566, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=574, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=572, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1156, PETRI_PLACES=568, PETRI_TRANSITIONS=574} [2022-11-21 09:03:54,152 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -17 predicate places. [2022-11-21 09:03:54,153 INFO L495 AbstractCegarLoop]: Abstraction has has 568 places, 574 transitions, 1156 flow [2022-11-21 09:03:54,154 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,154 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:54,154 INFO L209 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] [2022-11-21 09:03:54,154 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2022-11-21 09:03:54,155 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 58 more)] === [2022-11-21 09:03:54,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:54,155 INFO L85 PathProgramCache]: Analyzing trace with hash -1341132598, now seen corresponding path program 1 times [2022-11-21 09:03:54,156 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:54,156 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [836542857] [2022-11-21 09:03:54,156 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:54,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:54,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:54,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:54,288 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:54,288 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [836542857] [2022-11-21 09:03:54,288 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [836542857] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:54,288 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:54,289 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:54,289 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1718707775] [2022-11-21 09:03:54,289 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:54,290 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:54,290 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:54,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:54,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:54,293 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:54,295 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 568 places, 574 transitions, 1156 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,295 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:54,295 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:54,296 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:54,421 INFO L130 PetriNetUnfolder]: 12/573 cut-off events. [2022-11-21 09:03:54,422 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:54,426 INFO L83 FinitePrefix]: Finished finitePrefix Result has 589 conditions, 573 events. 12/573 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 729 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 425. Up to 7 conditions per place. [2022-11-21 09:03:54,437 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/573 dead transitions. [2022-11-21 09:03:54,437 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 569 places, 573 transitions, 1170 flow [2022-11-21 09:03:54,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:54,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:54,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:54,442 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:54,442 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,442 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,444 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:54,444 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,448 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:54,453 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,454 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,454 INFO L175 Difference]: Start difference. First operand has 568 places, 574 transitions, 1156 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:54,454 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 569 places, 573 transitions, 1170 flow [2022-11-21 09:03:54,458 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 567 places, 573 transitions, 1166 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:54,465 INFO L231 Difference]: Finished difference. Result has 567 places, 573 transitions, 1154 flow [2022-11-21 09:03:54,467 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1150, PETRI_DIFFERENCE_MINUEND_PLACES=565, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=573, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=571, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1154, PETRI_PLACES=567, PETRI_TRANSITIONS=573} [2022-11-21 09:03:54,467 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -18 predicate places. [2022-11-21 09:03:54,468 INFO L495 AbstractCegarLoop]: Abstraction has has 567 places, 573 transitions, 1154 flow [2022-11-21 09:03:54,468 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,469 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:54,469 INFO L209 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] [2022-11-21 09:03:54,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2022-11-21 09:03:54,469 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 58 more)] === [2022-11-21 09:03:54,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:54,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1826273621, now seen corresponding path program 1 times [2022-11-21 09:03:54,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:54,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121794765] [2022-11-21 09:03:54,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:54,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:54,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:54,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:54,603 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:54,603 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121794765] [2022-11-21 09:03:54,604 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121794765] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:54,604 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:54,604 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:54,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2065029652] [2022-11-21 09:03:54,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:54,605 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:54,605 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:54,606 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:54,606 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:54,608 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:54,610 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 567 places, 573 transitions, 1154 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,611 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:54,611 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:54,611 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:54,734 INFO L130 PetriNetUnfolder]: 12/572 cut-off events. [2022-11-21 09:03:54,735 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:54,739 INFO L83 FinitePrefix]: Finished finitePrefix Result has 588 conditions, 572 events. 12/572 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 728 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 417. Up to 7 conditions per place. [2022-11-21 09:03:54,742 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/572 dead transitions. [2022-11-21 09:03:54,742 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 568 places, 572 transitions, 1168 flow [2022-11-21 09:03:54,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:54,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:54,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:54,747 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:54,747 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,747 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,748 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:54,748 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:54,752 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:54,756 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,757 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:54,757 INFO L175 Difference]: Start difference. First operand has 567 places, 573 transitions, 1154 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:54,757 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 568 places, 572 transitions, 1168 flow [2022-11-21 09:03:54,761 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 566 places, 572 transitions, 1164 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:54,768 INFO L231 Difference]: Finished difference. Result has 566 places, 572 transitions, 1152 flow [2022-11-21 09:03:54,769 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1148, PETRI_DIFFERENCE_MINUEND_PLACES=564, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=572, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=570, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1152, PETRI_PLACES=566, PETRI_TRANSITIONS=572} [2022-11-21 09:03:54,770 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -19 predicate places. [2022-11-21 09:03:54,770 INFO L495 AbstractCegarLoop]: Abstraction has has 566 places, 572 transitions, 1152 flow [2022-11-21 09:03:54,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,771 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:54,771 INFO L209 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] [2022-11-21 09:03:54,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2022-11-21 09:03:54,772 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 58 more)] === [2022-11-21 09:03:54,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:54,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1515295491, now seen corresponding path program 1 times [2022-11-21 09:03:54,773 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:54,773 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466250662] [2022-11-21 09:03:54,773 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:54,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:54,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:54,908 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:54,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466250662] [2022-11-21 09:03:54,909 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466250662] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:54,909 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:54,909 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:54,909 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1855598522] [2022-11-21 09:03:54,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:54,910 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:54,911 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:54,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:54,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:54,914 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:54,917 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 566 places, 572 transitions, 1152 flow. Second operand has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:54,918 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:54,918 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:54,918 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:55,083 INFO L130 PetriNetUnfolder]: 12/571 cut-off events. [2022-11-21 09:03:55,083 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:55,087 INFO L83 FinitePrefix]: Finished finitePrefix Result has 587 conditions, 571 events. 12/571 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 729 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 409. Up to 7 conditions per place. [2022-11-21 09:03:55,090 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 6 selfloop transitions, 2 changer transitions 0/571 dead transitions. [2022-11-21 09:03:55,091 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 567 places, 571 transitions, 1166 flow [2022-11-21 09:03:55,091 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:55,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:55,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:55,096 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:55,096 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:55,096 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:55,098 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:55,098 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:55,103 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:55,107 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,108 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,108 INFO L175 Difference]: Start difference. First operand has 566 places, 572 transitions, 1152 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:55,109 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 567 places, 571 transitions, 1166 flow [2022-11-21 09:03:55,113 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 565 places, 571 transitions, 1162 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:55,122 INFO L231 Difference]: Finished difference. Result has 565 places, 571 transitions, 1150 flow [2022-11-21 09:03:55,123 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1146, PETRI_DIFFERENCE_MINUEND_PLACES=563, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=571, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=569, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1150, PETRI_PLACES=565, PETRI_TRANSITIONS=571} [2022-11-21 09:03:55,124 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -20 predicate places. [2022-11-21 09:03:55,124 INFO L495 AbstractCegarLoop]: Abstraction has has 565 places, 571 transitions, 1150 flow [2022-11-21 09:03:55,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.3333333333334) internal successors, (1771), 3 states have internal predecessors, (1771), 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) [2022-11-21 09:03:55,125 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:55,126 INFO L209 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] [2022-11-21 09:03:55,126 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2022-11-21 09:03:55,126 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 58 more)] === [2022-11-21 09:03:55,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:55,127 INFO L85 PathProgramCache]: Analyzing trace with hash -1595373909, now seen corresponding path program 1 times [2022-11-21 09:03:55,127 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:55,127 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621082196] [2022-11-21 09:03:55,127 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:55,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:55,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:55,257 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:55,257 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621082196] [2022-11-21 09:03:55,257 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621082196] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:55,257 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:55,258 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:55,258 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1484344858] [2022-11-21 09:03:55,258 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:55,258 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:55,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:55,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:55,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:55,262 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 586 out of 605 [2022-11-21 09:03:55,264 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 571 transitions, 1150 flow. Second operand has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:55,264 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:55,264 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 586 of 605 [2022-11-21 09:03:55,264 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:55,455 INFO L130 PetriNetUnfolder]: 25/833 cut-off events. [2022-11-21 09:03:55,455 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 09:03:55,461 INFO L83 FinitePrefix]: Finished finitePrefix Result has 864 conditions, 833 events. 25/833 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 2248 event pairs, 3 based on Foata normal form. 0/766 useless extension candidates. Maximal degree in co-relation 679. Up to 16 conditions per place. [2022-11-21 09:03:55,465 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 9 selfloop transitions, 2 changer transitions 0/570 dead transitions. [2022-11-21 09:03:55,465 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 566 places, 570 transitions, 1170 flow [2022-11-21 09:03:55,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:55,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:55,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1770 transitions. [2022-11-21 09:03:55,469 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9752066115702479 [2022-11-21 09:03:55,469 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1770 transitions. [2022-11-21 09:03:55,470 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1770 transitions. [2022-11-21 09:03:55,471 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:55,471 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1770 transitions. [2022-11-21 09:03:55,475 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 590.0) internal successors, (1770), 3 states have internal predecessors, (1770), 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) [2022-11-21 09:03:55,478 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,480 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,480 INFO L175 Difference]: Start difference. First operand has 565 places, 571 transitions, 1150 flow. Second operand 3 states and 1770 transitions. [2022-11-21 09:03:55,480 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 566 places, 570 transitions, 1170 flow [2022-11-21 09:03:55,485 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 564 places, 570 transitions, 1166 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:55,492 INFO L231 Difference]: Finished difference. Result has 564 places, 570 transitions, 1148 flow [2022-11-21 09:03:55,493 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1144, PETRI_DIFFERENCE_MINUEND_PLACES=562, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=570, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=568, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1148, PETRI_PLACES=564, PETRI_TRANSITIONS=570} [2022-11-21 09:03:55,493 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -21 predicate places. [2022-11-21 09:03:55,494 INFO L495 AbstractCegarLoop]: Abstraction has has 564 places, 570 transitions, 1148 flow [2022-11-21 09:03:55,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 587.3333333333334) internal successors, (1762), 3 states have internal predecessors, (1762), 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) [2022-11-21 09:03:55,495 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:55,495 INFO L209 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] [2022-11-21 09:03:55,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2022-11-21 09:03:55,495 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 58 more)] === [2022-11-21 09:03:55,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:55,496 INFO L85 PathProgramCache]: Analyzing trace with hash -1924876785, now seen corresponding path program 1 times [2022-11-21 09:03:55,496 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:55,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1529927514] [2022-11-21 09:03:55,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:55,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:55,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:55,608 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:55,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1529927514] [2022-11-21 09:03:55,608 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1529927514] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:55,608 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:55,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:55,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1853292692] [2022-11-21 09:03:55,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:55,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:55,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:55,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:55,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:55,613 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 580 out of 605 [2022-11-21 09:03:55,615 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 564 places, 570 transitions, 1148 flow. Second operand has 3 states, 3 states have (on average 581.3333333333334) internal successors, (1744), 3 states have internal predecessors, (1744), 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) [2022-11-21 09:03:55,615 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:55,615 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 580 of 605 [2022-11-21 09:03:55,615 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:55,909 INFO L130 PetriNetUnfolder]: 57/1293 cut-off events. [2022-11-21 09:03:55,909 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-21 09:03:55,916 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1354 conditions, 1293 events. 57/1293 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 5732 event pairs, 15 based on Foata normal form. 0/1170 useless extension candidates. Maximal degree in co-relation 1162. Up to 46 conditions per place. [2022-11-21 09:03:55,922 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 15 selfloop transitions, 2 changer transitions 0/569 dead transitions. [2022-11-21 09:03:55,922 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 565 places, 569 transitions, 1180 flow [2022-11-21 09:03:55,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:55,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:55,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1758 transitions. [2022-11-21 09:03:55,926 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.968595041322314 [2022-11-21 09:03:55,927 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1758 transitions. [2022-11-21 09:03:55,927 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1758 transitions. [2022-11-21 09:03:55,928 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:55,928 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1758 transitions. [2022-11-21 09:03:55,932 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 586.0) internal successors, (1758), 3 states have internal predecessors, (1758), 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) [2022-11-21 09:03:55,936 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,937 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:55,937 INFO L175 Difference]: Start difference. First operand has 564 places, 570 transitions, 1148 flow. Second operand 3 states and 1758 transitions. [2022-11-21 09:03:55,937 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 565 places, 569 transitions, 1180 flow [2022-11-21 09:03:55,941 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 563 places, 569 transitions, 1176 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:55,948 INFO L231 Difference]: Finished difference. Result has 563 places, 569 transitions, 1146 flow [2022-11-21 09:03:55,949 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1142, PETRI_DIFFERENCE_MINUEND_PLACES=561, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=569, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=567, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1146, PETRI_PLACES=563, PETRI_TRANSITIONS=569} [2022-11-21 09:03:55,949 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -22 predicate places. [2022-11-21 09:03:55,949 INFO L495 AbstractCegarLoop]: Abstraction has has 563 places, 569 transitions, 1146 flow [2022-11-21 09:03:55,950 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 581.3333333333334) internal successors, (1744), 3 states have internal predecessors, (1744), 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) [2022-11-21 09:03:55,950 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:55,951 INFO L209 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] [2022-11-21 09:03:55,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2022-11-21 09:03:55,951 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 58 more)] === [2022-11-21 09:03:55,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:55,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1380070646, now seen corresponding path program 1 times [2022-11-21 09:03:55,952 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:55,952 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1941911297] [2022-11-21 09:03:55,953 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:55,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:55,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:56,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:56,067 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:56,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1941911297] [2022-11-21 09:03:56,068 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1941911297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:56,068 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:56,068 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:56,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34096648] [2022-11-21 09:03:56,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:56,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:56,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:56,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:56,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:56,072 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 583 out of 605 [2022-11-21 09:03:56,074 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 563 places, 569 transitions, 1146 flow. Second operand has 3 states, 3 states have (on average 584.3333333333334) internal successors, (1753), 3 states have internal predecessors, (1753), 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) [2022-11-21 09:03:56,074 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:56,075 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 583 of 605 [2022-11-21 09:03:56,075 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:56,352 INFO L130 PetriNetUnfolder]: 45/1183 cut-off events. [2022-11-21 09:03:56,352 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-21 09:03:56,360 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1222 conditions, 1183 events. 45/1183 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 19. Compared 4752 event pairs, 8 based on Foata normal form. 0/1084 useless extension candidates. Maximal degree in co-relation 1022. Up to 25 conditions per place. [2022-11-21 09:03:56,364 INFO L137 encePairwiseOnDemand]: 601/605 looper letters, 10 selfloop transitions, 1 changer transitions 0/566 dead transitions. [2022-11-21 09:03:56,364 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 562 places, 566 transitions, 1162 flow [2022-11-21 09:03:56,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:56,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1763 transitions. [2022-11-21 09:03:56,369 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9713498622589531 [2022-11-21 09:03:56,369 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1763 transitions. [2022-11-21 09:03:56,369 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1763 transitions. [2022-11-21 09:03:56,371 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:56,371 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1763 transitions. [2022-11-21 09:03:56,375 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 587.6666666666666) internal successors, (1763), 3 states have internal predecessors, (1763), 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) [2022-11-21 09:03:56,378 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:56,379 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:56,380 INFO L175 Difference]: Start difference. First operand has 563 places, 569 transitions, 1146 flow. Second operand 3 states and 1763 transitions. [2022-11-21 09:03:56,380 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 562 places, 566 transitions, 1162 flow [2022-11-21 09:03:56,384 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 566 transitions, 1158 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:56,391 INFO L231 Difference]: Finished difference. Result has 560 places, 566 transitions, 1138 flow [2022-11-21 09:03:56,392 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=558, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=566, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=565, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=560, PETRI_TRANSITIONS=566} [2022-11-21 09:03:56,392 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -25 predicate places. [2022-11-21 09:03:56,393 INFO L495 AbstractCegarLoop]: Abstraction has has 560 places, 566 transitions, 1138 flow [2022-11-21 09:03:56,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 584.3333333333334) internal successors, (1753), 3 states have internal predecessors, (1753), 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) [2022-11-21 09:03:56,394 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:56,394 INFO L209 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] [2022-11-21 09:03:56,394 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2022-11-21 09:03:56,394 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 58 more)] === [2022-11-21 09:03:56,395 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:56,395 INFO L85 PathProgramCache]: Analyzing trace with hash 508850572, now seen corresponding path program 1 times [2022-11-21 09:03:56,395 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:56,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1963525816] [2022-11-21 09:03:56,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:56,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:56,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:56,527 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:56,527 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:56,527 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1963525816] [2022-11-21 09:03:56,527 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1963525816] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:56,527 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:56,528 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:56,528 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [566975713] [2022-11-21 09:03:56,528 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:56,529 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:56,529 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:56,529 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:56,529 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:56,532 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 592 out of 605 [2022-11-21 09:03:56,534 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 566 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 592.6666666666666) internal successors, (1778), 3 states have internal predecessors, (1778), 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) [2022-11-21 09:03:56,534 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:56,534 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 592 of 605 [2022-11-21 09:03:56,535 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:56,644 INFO L130 PetriNetUnfolder]: 12/565 cut-off events. [2022-11-21 09:03:56,644 INFO L131 PetriNetUnfolder]: For 1/2 co-relation queries the response was YES. [2022-11-21 09:03:56,648 INFO L83 FinitePrefix]: Finished finitePrefix Result has 577 conditions, 565 events. 12/565 cut-off events. For 1/2 co-relation queries the response was YES. Maximal size of possible extension queue 7. Compared 713 event pairs, 0 based on Foata normal form. 0/531 useless extension candidates. Maximal degree in co-relation 379. Up to 5 conditions per place. [2022-11-21 09:03:56,650 INFO L137 encePairwiseOnDemand]: 603/605 looper letters, 4 selfloop transitions, 1 changer transitions 0/565 dead transitions. [2022-11-21 09:03:56,651 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 565 transitions, 1146 flow [2022-11-21 09:03:56,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:56,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:56,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1782 transitions. [2022-11-21 09:03:56,655 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9818181818181818 [2022-11-21 09:03:56,655 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1782 transitions. [2022-11-21 09:03:56,655 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1782 transitions. [2022-11-21 09:03:56,656 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:56,656 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1782 transitions. [2022-11-21 09:03:56,660 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 594.0) internal successors, (1782), 3 states have internal predecessors, (1782), 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) [2022-11-21 09:03:56,663 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:56,665 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:56,665 INFO L175 Difference]: Start difference. First operand has 560 places, 566 transitions, 1138 flow. Second operand 3 states and 1782 transitions. [2022-11-21 09:03:56,665 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 565 transitions, 1146 flow [2022-11-21 09:03:56,669 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 565 transitions, 1145 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:03:56,676 INFO L231 Difference]: Finished difference. Result has 560 places, 565 transitions, 1137 flow [2022-11-21 09:03:56,677 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1135, PETRI_DIFFERENCE_MINUEND_PLACES=558, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=565, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=564, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1137, PETRI_PLACES=560, PETRI_TRANSITIONS=565} [2022-11-21 09:03:56,678 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -25 predicate places. [2022-11-21 09:03:56,678 INFO L495 AbstractCegarLoop]: Abstraction has has 560 places, 565 transitions, 1137 flow [2022-11-21 09:03:56,679 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 592.6666666666666) internal successors, (1778), 3 states have internal predecessors, (1778), 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) [2022-11-21 09:03:56,679 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:56,680 INFO L209 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] [2022-11-21 09:03:56,680 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2022-11-21 09:03:56,680 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 58 more)] === [2022-11-21 09:03:56,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:56,681 INFO L85 PathProgramCache]: Analyzing trace with hash 318998294, now seen corresponding path program 1 times [2022-11-21 09:03:56,681 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:56,681 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [50760033] [2022-11-21 09:03:56,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:56,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:56,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:56,811 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:56,811 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:56,812 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [50760033] [2022-11-21 09:03:56,812 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [50760033] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:56,812 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:56,812 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:56,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111365400] [2022-11-21 09:03:56,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:56,814 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:56,815 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:56,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:56,815 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:56,817 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 574 out of 605 [2022-11-21 09:03:56,820 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 565 transitions, 1137 flow. Second operand has 3 states, 3 states have (on average 575.3333333333334) internal successors, (1726), 3 states have internal predecessors, (1726), 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) [2022-11-21 09:03:56,820 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:56,820 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 574 of 605 [2022-11-21 09:03:56,820 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:57,140 INFO L130 PetriNetUnfolder]: 65/1193 cut-off events. [2022-11-21 09:03:57,141 INFO L131 PetriNetUnfolder]: For 8/9 co-relation queries the response was YES. [2022-11-21 09:03:57,148 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1294 conditions, 1193 events. 65/1193 cut-off events. For 8/9 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 5065 event pairs, 27 based on Foata normal form. 0/1086 useless extension candidates. Maximal degree in co-relation 1096. Up to 80 conditions per place. [2022-11-21 09:03:57,155 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 21 selfloop transitions, 2 changer transitions 0/564 dead transitions. [2022-11-21 09:03:57,155 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 564 transitions, 1181 flow [2022-11-21 09:03:57,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:57,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:57,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1746 transitions. [2022-11-21 09:03:57,160 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9619834710743802 [2022-11-21 09:03:57,160 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1746 transitions. [2022-11-21 09:03:57,160 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1746 transitions. [2022-11-21 09:03:57,161 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:57,161 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1746 transitions. [2022-11-21 09:03:57,165 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 582.0) internal successors, (1746), 3 states have internal predecessors, (1746), 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) [2022-11-21 09:03:57,168 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:57,170 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:57,170 INFO L175 Difference]: Start difference. First operand has 560 places, 565 transitions, 1137 flow. Second operand 3 states and 1746 transitions. [2022-11-21 09:03:57,170 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 564 transitions, 1181 flow [2022-11-21 09:03:57,174 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 564 transitions, 1180 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:03:57,181 INFO L231 Difference]: Finished difference. Result has 560 places, 564 transitions, 1138 flow [2022-11-21 09:03:57,182 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1134, PETRI_DIFFERENCE_MINUEND_PLACES=558, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=564, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=562, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=560, PETRI_TRANSITIONS=564} [2022-11-21 09:03:57,184 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -25 predicate places. [2022-11-21 09:03:57,185 INFO L495 AbstractCegarLoop]: Abstraction has has 560 places, 564 transitions, 1138 flow [2022-11-21 09:03:57,185 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 575.3333333333334) internal successors, (1726), 3 states have internal predecessors, (1726), 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) [2022-11-21 09:03:57,186 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:57,186 INFO L209 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] [2022-11-21 09:03:57,186 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2022-11-21 09:03:57,186 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 58 more)] === [2022-11-21 09:03:57,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:57,187 INFO L85 PathProgramCache]: Analyzing trace with hash 1250696329, now seen corresponding path program 1 times [2022-11-21 09:03:57,187 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:57,188 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2079120784] [2022-11-21 09:03:57,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:57,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:57,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:57,337 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:57,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2079120784] [2022-11-21 09:03:57,337 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2079120784] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:57,337 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:57,338 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:57,338 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299111564] [2022-11-21 09:03:57,338 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:57,339 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:57,339 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:57,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:57,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:57,341 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 577 out of 605 [2022-11-21 09:03:57,344 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 560 places, 564 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 578.3333333333334) internal successors, (1735), 3 states have internal predecessors, (1735), 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) [2022-11-21 09:03:57,344 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:57,344 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 577 of 605 [2022-11-21 09:03:57,344 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:57,680 INFO L130 PetriNetUnfolder]: 49/1216 cut-off events. [2022-11-21 09:03:57,680 INFO L131 PetriNetUnfolder]: For 7/8 co-relation queries the response was YES. [2022-11-21 09:03:57,690 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1290 conditions, 1216 events. 49/1216 cut-off events. For 7/8 co-relation queries the response was YES. Maximal size of possible extension queue 17. Compared 5011 event pairs, 5 based on Foata normal form. 0/1130 useless extension candidates. Maximal degree in co-relation 1130. Up to 45 conditions per place. [2022-11-21 09:03:57,694 INFO L137 encePairwiseOnDemand]: 597/605 looper letters, 17 selfloop transitions, 4 changer transitions 0/565 dead transitions. [2022-11-21 09:03:57,694 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 565 transitions, 1186 flow [2022-11-21 09:03:57,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:57,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:57,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1756 transitions. [2022-11-21 09:03:57,699 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9674931129476584 [2022-11-21 09:03:57,700 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1756 transitions. [2022-11-21 09:03:57,700 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1756 transitions. [2022-11-21 09:03:57,701 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:57,701 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1756 transitions. [2022-11-21 09:03:57,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 585.3333333333334) internal successors, (1756), 3 states have internal predecessors, (1756), 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) [2022-11-21 09:03:57,708 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:57,709 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:57,709 INFO L175 Difference]: Start difference. First operand has 560 places, 564 transitions, 1138 flow. Second operand 3 states and 1756 transitions. [2022-11-21 09:03:57,710 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 565 transitions, 1186 flow [2022-11-21 09:03:57,713 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 565 transitions, 1182 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:57,721 INFO L231 Difference]: Finished difference. Result has 557 places, 562 transitions, 1146 flow [2022-11-21 09:03:57,722 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1126, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1146, PETRI_PLACES=557, PETRI_TRANSITIONS=562} [2022-11-21 09:03:57,722 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -28 predicate places. [2022-11-21 09:03:57,723 INFO L495 AbstractCegarLoop]: Abstraction has has 557 places, 562 transitions, 1146 flow [2022-11-21 09:03:57,724 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 578.3333333333334) internal successors, (1735), 3 states have internal predecessors, (1735), 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) [2022-11-21 09:03:57,724 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:57,724 INFO L209 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] [2022-11-21 09:03:57,724 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2022-11-21 09:03:57,725 INFO L420 AbstractCegarLoop]: === Iteration 23 === 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 58 more)] === [2022-11-21 09:03:57,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:57,725 INFO L85 PathProgramCache]: Analyzing trace with hash 1104851169, now seen corresponding path program 1 times [2022-11-21 09:03:57,725 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:57,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787191444] [2022-11-21 09:03:57,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:57,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:57,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:57,866 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:57,866 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:57,866 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787191444] [2022-11-21 09:03:57,867 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787191444] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:57,867 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:57,867 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:57,867 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [406317554] [2022-11-21 09:03:57,867 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:57,870 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:57,871 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:57,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:57,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:57,873 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:57,875 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 562 transitions, 1146 flow. Second operand has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:57,876 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:57,876 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:57,876 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:58,259 INFO L130 PetriNetUnfolder]: 42/1299 cut-off events. [2022-11-21 09:03:58,259 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-21 09:03:58,270 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1356 conditions, 1299 events. 42/1299 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 21. Compared 5710 event pairs, 2 based on Foata normal form. 0/1203 useless extension candidates. Maximal degree in co-relation 1156. Up to 18 conditions per place. [2022-11-21 09:03:58,275 INFO L137 encePairwiseOnDemand]: 603/605 looper letters, 7 selfloop transitions, 1 changer transitions 0/562 dead transitions. [2022-11-21 09:03:58,275 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 562 transitions, 1164 flow [2022-11-21 09:03:58,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:58,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:58,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:58,282 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:58,282 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,282 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,283 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:58,284 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,288 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:58,293 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:58,294 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:58,294 INFO L175 Difference]: Start difference. First operand has 557 places, 562 transitions, 1146 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:58,295 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 562 transitions, 1164 flow [2022-11-21 09:03:58,299 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 562 transitions, 1160 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:03:58,308 INFO L231 Difference]: Finished difference. Result has 557 places, 561 transitions, 1142 flow [2022-11-21 09:03:58,309 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1140, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=561, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=560, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1142, PETRI_PLACES=557, PETRI_TRANSITIONS=561} [2022-11-21 09:03:58,310 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -28 predicate places. [2022-11-21 09:03:58,310 INFO L495 AbstractCegarLoop]: Abstraction has has 557 places, 561 transitions, 1142 flow [2022-11-21 09:03:58,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:58,311 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:58,312 INFO L209 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] [2022-11-21 09:03:58,312 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2022-11-21 09:03:58,312 INFO L420 AbstractCegarLoop]: === Iteration 24 === Targeting whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 58 more)] === [2022-11-21 09:03:58,313 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:58,313 INFO L85 PathProgramCache]: Analyzing trace with hash 905093315, now seen corresponding path program 1 times [2022-11-21 09:03:58,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:58,313 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [826434749] [2022-11-21 09:03:58,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:58,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:58,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:58,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:58,477 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:58,477 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [826434749] [2022-11-21 09:03:58,477 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [826434749] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:58,477 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:58,478 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:58,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446873252] [2022-11-21 09:03:58,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:58,479 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:58,479 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:58,480 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:58,480 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:58,482 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:58,484 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 561 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:58,484 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:58,484 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:58,485 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:58,793 INFO L130 PetriNetUnfolder]: 42/1291 cut-off events. [2022-11-21 09:03:58,793 INFO L131 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2022-11-21 09:03:58,804 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1346 conditions, 1291 events. 42/1291 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 5671 event pairs, 2 based on Foata normal form. 0/1199 useless extension candidates. Maximal degree in co-relation 1145. Up to 18 conditions per place. [2022-11-21 09:03:58,808 INFO L137 encePairwiseOnDemand]: 603/605 looper letters, 7 selfloop transitions, 1 changer transitions 0/561 dead transitions. [2022-11-21 09:03:58,809 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 561 transitions, 1160 flow [2022-11-21 09:03:58,809 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:58,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:58,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:58,813 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:58,813 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,813 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,814 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:58,815 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:58,818 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:58,822 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:58,823 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:58,823 INFO L175 Difference]: Start difference. First operand has 557 places, 561 transitions, 1142 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:58,823 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 561 transitions, 1160 flow [2022-11-21 09:03:58,827 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 561 transitions, 1159 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:03:58,833 INFO L231 Difference]: Finished difference. Result has 557 places, 560 transitions, 1141 flow [2022-11-21 09:03:58,834 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1139, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=560, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=559, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1141, PETRI_PLACES=557, PETRI_TRANSITIONS=560} [2022-11-21 09:03:58,835 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -28 predicate places. [2022-11-21 09:03:58,836 INFO L495 AbstractCegarLoop]: Abstraction has has 557 places, 560 transitions, 1141 flow [2022-11-21 09:03:58,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:58,837 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:58,837 INFO L209 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] [2022-11-21 09:03:58,838 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2022-11-21 09:03:58,838 INFO L420 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 58 more)] === [2022-11-21 09:03:58,838 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:58,839 INFO L85 PathProgramCache]: Analyzing trace with hash 1488646370, now seen corresponding path program 1 times [2022-11-21 09:03:58,839 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:58,839 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2128495379] [2022-11-21 09:03:58,839 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:58,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:58,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:58,969 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:58,970 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:58,970 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2128495379] [2022-11-21 09:03:58,970 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2128495379] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:58,970 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:58,970 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:58,971 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1439554697] [2022-11-21 09:03:58,971 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:58,971 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:58,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:58,972 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:58,972 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:58,974 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 574 out of 605 [2022-11-21 09:03:58,976 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 560 transitions, 1141 flow. Second operand has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 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) [2022-11-21 09:03:58,976 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:58,977 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 574 of 605 [2022-11-21 09:03:58,977 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:59,277 INFO L130 PetriNetUnfolder]: 53/1252 cut-off events. [2022-11-21 09:03:59,277 INFO L131 PetriNetUnfolder]: For 21/26 co-relation queries the response was YES. [2022-11-21 09:03:59,286 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1347 conditions, 1252 events. 53/1252 cut-off events. For 21/26 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 5278 event pairs, 10 based on Foata normal form. 0/1162 useless extension candidates. Maximal degree in co-relation 1148. Up to 54 conditions per place. [2022-11-21 09:03:59,290 INFO L137 encePairwiseOnDemand]: 602/605 looper letters, 18 selfloop transitions, 2 changer transitions 0/559 dead transitions. [2022-11-21 09:03:59,291 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 559 transitions, 1179 flow [2022-11-21 09:03:59,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:59,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1741 transitions. [2022-11-21 09:03:59,295 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9592286501377411 [2022-11-21 09:03:59,295 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1741 transitions. [2022-11-21 09:03:59,295 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1741 transitions. [2022-11-21 09:03:59,296 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:59,296 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1741 transitions. [2022-11-21 09:03:59,300 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 580.3333333333334) internal successors, (1741), 3 states have internal predecessors, (1741), 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) [2022-11-21 09:03:59,306 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:59,307 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:59,308 INFO L175 Difference]: Start difference. First operand has 557 places, 560 transitions, 1141 flow. Second operand 3 states and 1741 transitions. [2022-11-21 09:03:59,308 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 559 transitions, 1179 flow [2022-11-21 09:03:59,312 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 557 places, 559 transitions, 1178 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:03:59,318 INFO L231 Difference]: Finished difference. Result has 557 places, 559 transitions, 1142 flow [2022-11-21 09:03:59,319 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1138, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=559, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1142, PETRI_PLACES=557, PETRI_TRANSITIONS=559} [2022-11-21 09:03:59,319 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -28 predicate places. [2022-11-21 09:03:59,320 INFO L495 AbstractCegarLoop]: Abstraction has has 557 places, 559 transitions, 1142 flow [2022-11-21 09:03:59,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 576.6666666666666) internal successors, (1730), 3 states have internal predecessors, (1730), 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) [2022-11-21 09:03:59,321 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:59,321 INFO L209 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] [2022-11-21 09:03:59,321 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2022-11-21 09:03:59,322 INFO L420 AbstractCegarLoop]: === Iteration 26 === Targeting whoop_wrapper_read_nvramErr3ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 58 more)] === [2022-11-21 09:03:59,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:59,322 INFO L85 PathProgramCache]: Analyzing trace with hash -926369753, now seen corresponding path program 1 times [2022-11-21 09:03:59,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:59,324 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1870317956] [2022-11-21 09:03:59,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:59,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:59,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:59,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:59,482 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:59,482 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1870317956] [2022-11-21 09:03:59,482 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1870317956] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:59,482 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:59,483 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:59,483 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1932020926] [2022-11-21 09:03:59,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:59,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:59,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:59,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:59,485 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:59,487 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:59,489 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 557 places, 559 transitions, 1142 flow. Second operand has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:59,490 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:59,490 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:59,490 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:03:59,735 INFO L130 PetriNetUnfolder]: 32/1064 cut-off events. [2022-11-21 09:03:59,735 INFO L131 PetriNetUnfolder]: For 4/4 co-relation queries the response was YES. [2022-11-21 09:03:59,744 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1121 conditions, 1064 events. 32/1064 cut-off events. For 4/4 co-relation queries the response was YES. Maximal size of possible extension queue 14. Compared 3778 event pairs, 0 based on Foata normal form. 0/1001 useless extension candidates. Maximal degree in co-relation 1111. Up to 15 conditions per place. [2022-11-21 09:03:59,748 INFO L137 encePairwiseOnDemand]: 603/605 looper letters, 7 selfloop transitions, 1 changer transitions 0/559 dead transitions. [2022-11-21 09:03:59,748 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 558 places, 559 transitions, 1160 flow [2022-11-21 09:03:59,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:03:59,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:03:59,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:03:59,752 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:03:59,753 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:03:59,753 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:03:59,754 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:03:59,754 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:03:59,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:03:59,762 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:59,763 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:03:59,763 INFO L175 Difference]: Start difference. First operand has 557 places, 559 transitions, 1142 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:03:59,763 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 558 places, 559 transitions, 1160 flow [2022-11-21 09:03:59,767 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 559 transitions, 1156 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:03:59,774 INFO L231 Difference]: Finished difference. Result has 556 places, 558 transitions, 1138 flow [2022-11-21 09:03:59,775 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=558, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=557, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1138, PETRI_PLACES=556, PETRI_TRANSITIONS=558} [2022-11-21 09:03:59,775 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -29 predicate places. [2022-11-21 09:03:59,776 INFO L495 AbstractCegarLoop]: Abstraction has has 556 places, 558 transitions, 1138 flow [2022-11-21 09:03:59,776 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 590.6666666666666) internal successors, (1772), 3 states have internal predecessors, (1772), 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) [2022-11-21 09:03:59,777 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:03:59,777 INFO L209 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] [2022-11-21 09:03:59,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2022-11-21 09:03:59,777 INFO L420 AbstractCegarLoop]: === Iteration 27 === Targeting whoop_wrapper_nvram_llseekErr0ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 58 more)] === [2022-11-21 09:03:59,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:03:59,778 INFO L85 PathProgramCache]: Analyzing trace with hash 331380475, now seen corresponding path program 1 times [2022-11-21 09:03:59,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:03:59,779 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [988405544] [2022-11-21 09:03:59,779 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:03:59,779 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:03:59,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:03:59,914 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:03:59,914 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:03:59,915 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [988405544] [2022-11-21 09:03:59,915 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [988405544] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:03:59,915 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:03:59,915 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:03:59,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1896747467] [2022-11-21 09:03:59,916 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:03:59,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:03:59,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:03:59,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:03:59,917 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:03:59,919 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 589 out of 605 [2022-11-21 09:03:59,932 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 558 transitions, 1138 flow. Second operand has 3 states, 3 states have (on average 591.0) internal successors, (1773), 3 states have internal predecessors, (1773), 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) [2022-11-21 09:03:59,932 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:03:59,932 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 589 of 605 [2022-11-21 09:03:59,932 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:04:00,170 INFO L130 PetriNetUnfolder]: 37/1051 cut-off events. [2022-11-21 09:04:00,171 INFO L131 PetriNetUnfolder]: For 7/9 co-relation queries the response was YES. [2022-11-21 09:04:00,180 INFO L83 FinitePrefix]: Finished finitePrefix Result has 1100 conditions, 1051 events. 37/1051 cut-off events. For 7/9 co-relation queries the response was YES. Maximal size of possible extension queue 15. Compared 3686 event pairs, 0 based on Foata normal form. 0/983 useless extension candidates. Maximal degree in co-relation 899. Up to 18 conditions per place. [2022-11-21 09:04:00,183 INFO L137 encePairwiseOnDemand]: 603/605 looper letters, 7 selfloop transitions, 1 changer transitions 0/558 dead transitions. [2022-11-21 09:04:00,184 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 557 places, 558 transitions, 1155 flow [2022-11-21 09:04:00,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:04:00,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:04:00,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 1776 transitions. [2022-11-21 09:04:00,188 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9785123966942149 [2022-11-21 09:04:00,188 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 1776 transitions. [2022-11-21 09:04:00,188 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 1776 transitions. [2022-11-21 09:04:00,189 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:00,189 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 1776 transitions. [2022-11-21 09:04:00,193 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 592.0) internal successors, (1776), 3 states have internal predecessors, (1776), 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) [2022-11-21 09:04:00,195 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:04:00,196 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 605.0) internal successors, (2420), 4 states have internal predecessors, (2420), 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) [2022-11-21 09:04:00,196 INFO L175 Difference]: Start difference. First operand has 556 places, 558 transitions, 1138 flow. Second operand 3 states and 1776 transitions. [2022-11-21 09:04:00,196 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 557 places, 558 transitions, 1155 flow [2022-11-21 09:04:00,204 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 556 places, 558 transitions, 1154 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:04:00,210 INFO L231 Difference]: Finished difference. Result has 556 places, 557 transitions, 1137 flow [2022-11-21 09:04:00,211 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1135, PETRI_DIFFERENCE_MINUEND_PLACES=554, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=556, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=1137, PETRI_PLACES=556, PETRI_TRANSITIONS=557} [2022-11-21 09:04:00,211 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -29 predicate places. [2022-11-21 09:04:00,212 INFO L495 AbstractCegarLoop]: Abstraction has has 556 places, 557 transitions, 1137 flow [2022-11-21 09:04:00,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 591.0) internal successors, (1773), 3 states have internal predecessors, (1773), 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) [2022-11-21 09:04:00,212 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:04:00,213 INFO L209 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] [2022-11-21 09:04:00,213 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2022-11-21 09:04:00,213 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 58 more)] === [2022-11-21 09:04:00,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:00,213 INFO L85 PathProgramCache]: Analyzing trace with hash 686700024, now seen corresponding path program 1 times [2022-11-21 09:04:00,214 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:00,214 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [438492890] [2022-11-21 09:04:00,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:00,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:01,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:01,510 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:01,510 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [438492890] [2022-11-21 09:04:01,510 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [438492890] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:01,510 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:01,511 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:04:01,511 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1475384299] [2022-11-21 09:04:01,511 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:01,512 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-21 09:04:01,512 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:01,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-21 09:04:01,515 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=15, Unknown=0, NotChecked=0, Total=30 [2022-11-21 09:04:01,518 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 497 out of 605 [2022-11-21 09:04:01,521 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 556 places, 557 transitions, 1137 flow. Second operand has 6 states, 6 states have (on average 498.8333333333333) internal successors, (2993), 6 states have internal predecessors, (2993), 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) [2022-11-21 09:04:01,521 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:04:01,522 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 497 of 605 [2022-11-21 09:04:01,522 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:04:10,533 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 194#L6704-3true, 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:10,533 INFO L383 tUnfolder$Statistics]: this new event has 358 ancestors and is cut-off event [2022-11-21 09:04:10,533 INFO L386 tUnfolder$Statistics]: existing Event has 337 ancestors and is cut-off event [2022-11-21 09:04:10,533 INFO L386 tUnfolder$Statistics]: existing Event has 351 ancestors and is cut-off event [2022-11-21 09:04:10,533 INFO L386 tUnfolder$Statistics]: existing Event has 344 ancestors and is cut-off event [2022-11-21 09:04:11,377 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), 194#L6704-3true, whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 568#L6864-2true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:11,377 INFO L383 tUnfolder$Statistics]: this new event has 361 ancestors and is cut-off event [2022-11-21 09:04:11,378 INFO L386 tUnfolder$Statistics]: existing Event has 347 ancestors and is cut-off event [2022-11-21 09:04:11,378 INFO L386 tUnfolder$Statistics]: existing Event has 354 ancestors and is cut-off event [2022-11-21 09:04:11,378 INFO L386 tUnfolder$Statistics]: existing Event has 340 ancestors and is cut-off event [2022-11-21 09:04:11,688 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 194#L6704-3true, 677#(= |#race~_whoop_init~0| 0), 427#L6864-3true, whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:11,688 INFO L383 tUnfolder$Statistics]: this new event has 362 ancestors and is cut-off event [2022-11-21 09:04:11,688 INFO L386 tUnfolder$Statistics]: existing Event has 355 ancestors and is cut-off event [2022-11-21 09:04:11,688 INFO L386 tUnfolder$Statistics]: existing Event has 348 ancestors and is cut-off event [2022-11-21 09:04:11,689 INFO L386 tUnfolder$Statistics]: existing Event has 341 ancestors and is cut-off event [2022-11-21 09:04:12,130 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 194#L6704-3true, 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 19#L6864-4true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:12,131 INFO L383 tUnfolder$Statistics]: this new event has 363 ancestors and is cut-off event [2022-11-21 09:04:12,131 INFO L386 tUnfolder$Statistics]: existing Event has 356 ancestors and is cut-off event [2022-11-21 09:04:12,131 INFO L386 tUnfolder$Statistics]: existing Event has 349 ancestors and is cut-off event [2022-11-21 09:04:12,131 INFO L386 tUnfolder$Statistics]: existing Event has 342 ancestors and is cut-off event [2022-11-21 09:04:12,365 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), 194#L6704-3true, whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 492#L6864-5true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:12,365 INFO L383 tUnfolder$Statistics]: this new event has 364 ancestors and is cut-off event [2022-11-21 09:04:12,365 INFO L386 tUnfolder$Statistics]: existing Event has 343 ancestors and is cut-off event [2022-11-21 09:04:12,365 INFO L386 tUnfolder$Statistics]: existing Event has 357 ancestors and is cut-off event [2022-11-21 09:04:12,366 INFO L386 tUnfolder$Statistics]: existing Event has 350 ancestors and is cut-off event [2022-11-21 09:04:12,765 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 397#L6864-6true, 690#(= |#race~whoop_file_1~0| 0), 194#L6704-3true, 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:12,765 INFO L383 tUnfolder$Statistics]: this new event has 365 ancestors and is cut-off event [2022-11-21 09:04:12,765 INFO L386 tUnfolder$Statistics]: existing Event has 344 ancestors and is cut-off event [2022-11-21 09:04:12,765 INFO L386 tUnfolder$Statistics]: existing Event has 351 ancestors and is cut-off event [2022-11-21 09:04:12,766 INFO L386 tUnfolder$Statistics]: existing Event has 358 ancestors and is cut-off event [2022-11-21 09:04:12,766 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1476] L6704-2-->L6704-3: Formula: (= (store |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11| (store (select |v_#race_112| |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|) (+ |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11| 20) |v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|)) |v_#race_111|) InVars {#race=|v_#race_112|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} OutVars{#race=|v_#race_111|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_#t~nondet1246#1_5|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.offset_11|, whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base=|v_whoop_wrapper_nvram_llseekThread1of1ForFork1_nvram_llseek_~file#1.base_11|} AuxVars[] AssignedVars[#race][359], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 194#L6704-3true, 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 706#(= |#race~whoop_file_3~0| 0), 285#ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACEtrue, Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:12,767 INFO L383 tUnfolder$Statistics]: this new event has 365 ancestors and is cut-off event [2022-11-21 09:04:12,767 INFO L386 tUnfolder$Statistics]: existing Event has 344 ancestors and is cut-off event [2022-11-21 09:04:12,767 INFO L386 tUnfolder$Statistics]: existing Event has 351 ancestors and is cut-off event [2022-11-21 09:04:12,767 INFO L386 tUnfolder$Statistics]: existing Event has 358 ancestors and is cut-off event [2022-11-21 09:04:24,170 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 164#L6706-6true, 706#(= |#race~whoop_file_3~0| 0), 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,170 INFO L383 tUnfolder$Statistics]: this new event has 421 ancestors and is cut-off event [2022-11-21 09:04:24,170 INFO L386 tUnfolder$Statistics]: existing Event has 369 ancestors and is cut-off event [2022-11-21 09:04:24,170 INFO L386 tUnfolder$Statistics]: existing Event has 416 ancestors and is cut-off event [2022-11-21 09:04:24,170 INFO L386 tUnfolder$Statistics]: existing Event has 376 ancestors and is cut-off event [2022-11-21 09:04:24,177 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 208#L6706-7true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,177 INFO L383 tUnfolder$Statistics]: this new event has 422 ancestors and is cut-off event [2022-11-21 09:04:24,178 INFO L386 tUnfolder$Statistics]: existing Event has 417 ancestors and is cut-off event [2022-11-21 09:04:24,178 INFO L386 tUnfolder$Statistics]: existing Event has 377 ancestors and is cut-off event [2022-11-21 09:04:24,178 INFO L386 tUnfolder$Statistics]: existing Event has 370 ancestors and is cut-off event [2022-11-21 09:04:24,184 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 224#L6706-8true, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,185 INFO L383 tUnfolder$Statistics]: this new event has 423 ancestors and is cut-off event [2022-11-21 09:04:24,185 INFO L386 tUnfolder$Statistics]: existing Event has 378 ancestors and is cut-off event [2022-11-21 09:04:24,185 INFO L386 tUnfolder$Statistics]: existing Event has 418 ancestors and is cut-off event [2022-11-21 09:04:24,185 INFO L386 tUnfolder$Statistics]: existing Event has 371 ancestors and is cut-off event [2022-11-21 09:04:24,191 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 391#L6706-9true, 593#L6863-7true, 694#(= |#race~whoop_buf~0| 0), 706#(= |#race~whoop_file_3~0| 0), 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,191 INFO L383 tUnfolder$Statistics]: this new event has 424 ancestors and is cut-off event [2022-11-21 09:04:24,191 INFO L386 tUnfolder$Statistics]: existing Event has 379 ancestors and is cut-off event [2022-11-21 09:04:24,191 INFO L386 tUnfolder$Statistics]: existing Event has 419 ancestors and is cut-off event [2022-11-21 09:04:24,191 INFO L386 tUnfolder$Statistics]: existing Event has 372 ancestors and is cut-off event [2022-11-21 09:04:24,196 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 593#L6863-7true, 694#(= |#race~whoop_buf~0| 0), 423#whoop_wrapper_nvram_llseekErr6ASSERT_VIOLATIONDATA_RACEtrue, 706#(= |#race~whoop_file_3~0| 0), 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,196 INFO L383 tUnfolder$Statistics]: this new event has 425 ancestors and is cut-off event [2022-11-21 09:04:24,197 INFO L386 tUnfolder$Statistics]: existing Event has 380 ancestors and is cut-off event [2022-11-21 09:04:24,197 INFO L386 tUnfolder$Statistics]: existing Event has 373 ancestors and is cut-off event [2022-11-21 09:04:24,197 INFO L386 tUnfolder$Statistics]: existing Event has 420 ancestors and is cut-off event [2022-11-21 09:04:24,197 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][509], [673#(= |#race~whoop_int~0| 0), 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 593#L6863-7true, 694#(= |#race~whoop_buf~0| 0), 706#(= |#race~whoop_file_3~0| 0), 216#L6706-10true, 713#(and (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 2)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset|) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 1)) 0) (= (select (select |#race| |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.base|) (+ |ULTIMATE.start_main_~#pthread_t_read_nvram~0#1.offset| 3)) 0)), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,197 INFO L383 tUnfolder$Statistics]: this new event has 425 ancestors and is cut-off event [2022-11-21 09:04:24,197 INFO L386 tUnfolder$Statistics]: existing Event has 380 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L386 tUnfolder$Statistics]: existing Event has 373 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L386 tUnfolder$Statistics]: existing Event has 420 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 593#L6863-7true, 694#(= |#race~whoop_buf~0| 0), 164#L6706-6true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,198 INFO L383 tUnfolder$Statistics]: this new event has 421 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L386 tUnfolder$Statistics]: existing Event has 369 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L386 tUnfolder$Statistics]: existing Event has 416 ancestors and is cut-off event [2022-11-21 09:04:24,198 INFO L386 tUnfolder$Statistics]: existing Event has 376 ancestors and is cut-off event [2022-11-21 09:04:24,203 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 208#L6706-7true, 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,203 INFO L383 tUnfolder$Statistics]: this new event has 422 ancestors and is cut-off event [2022-11-21 09:04:24,203 INFO L386 tUnfolder$Statistics]: existing Event has 417 ancestors and is cut-off event [2022-11-21 09:04:24,203 INFO L386 tUnfolder$Statistics]: existing Event has 370 ancestors and is cut-off event [2022-11-21 09:04:24,203 INFO L386 tUnfolder$Statistics]: existing Event has 377 ancestors and is cut-off event [2022-11-21 09:04:24,206 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 224#L6706-8true, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,206 INFO L383 tUnfolder$Statistics]: this new event has 423 ancestors and is cut-off event [2022-11-21 09:04:24,207 INFO L386 tUnfolder$Statistics]: existing Event has 378 ancestors and is cut-off event [2022-11-21 09:04:24,207 INFO L386 tUnfolder$Statistics]: existing Event has 418 ancestors and is cut-off event [2022-11-21 09:04:24,207 INFO L386 tUnfolder$Statistics]: existing Event has 371 ancestors and is cut-off event [2022-11-21 09:04:24,209 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 391#L6706-9true, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,209 INFO L383 tUnfolder$Statistics]: this new event has 424 ancestors and is cut-off event [2022-11-21 09:04:24,210 INFO L386 tUnfolder$Statistics]: existing Event has 372 ancestors and is cut-off event [2022-11-21 09:04:24,210 INFO L386 tUnfolder$Statistics]: existing Event has 379 ancestors and is cut-off event [2022-11-21 09:04:24,210 INFO L386 tUnfolder$Statistics]: existing Event has 419 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 423#whoop_wrapper_nvram_llseekErr6ASSERT_VIOLATIONDATA_RACEtrue, 706#(= |#race~whoop_file_3~0| 0), Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,213 INFO L383 tUnfolder$Statistics]: this new event has 425 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L386 tUnfolder$Statistics]: existing Event has 420 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L386 tUnfolder$Statistics]: existing Event has 373 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L386 tUnfolder$Statistics]: existing Event has 380 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L381 tUnfolder$Statistics]: inserting event number 4 for the transition-marking pair ([1549] whoop_wrapper_read_nvramEXIT-->L6863-7: Formula: (and (= |v_ULTIMATE.start_main_#t~mem1325#1_5| v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4) (= v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4 0)) InVars {whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} OutVars{whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar1_4, whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0=v_whoop_wrapper_read_nvramThread1of1ForFork0_thidvar0_4, ULTIMATE.start_main_#t~mem1325#1=|v_ULTIMATE.start_main_#t~mem1325#1_5|} AuxVars[] AssignedVars[][508], [673#(= |#race~whoop_int~0| 0), 708#true, 690#(= |#race~whoop_file_1~0| 0), 677#(= |#race~_whoop_init~0| 0), whoop_wrapper_nvram_llseekThread1of1ForFork1InUse, 694#(= |#race~whoop_buf~0| 0), 593#L6863-7true, 706#(= |#race~whoop_file_3~0| 0), 216#L6706-10true, Black: 683#true, 702#(= |#race~whoop_loff_t~0| 0)]) [2022-11-21 09:04:24,213 INFO L383 tUnfolder$Statistics]: this new event has 425 ancestors and is cut-off event [2022-11-21 09:04:24,213 INFO L386 tUnfolder$Statistics]: existing Event has 373 ancestors and is cut-off event [2022-11-21 09:04:24,214 INFO L386 tUnfolder$Statistics]: existing Event has 420 ancestors and is cut-off event [2022-11-21 09:04:24,214 INFO L386 tUnfolder$Statistics]: existing Event has 380 ancestors and is cut-off event [2022-11-21 09:04:24,214 INFO L130 PetriNetUnfolder]: 48890/98243 cut-off events. [2022-11-21 09:04:24,214 INFO L131 PetriNetUnfolder]: For 188/4440 co-relation queries the response was YES. [2022-11-21 09:04:24,517 INFO L83 FinitePrefix]: Finished finitePrefix Result has 173660 conditions, 98243 events. 48890/98243 cut-off events. For 188/4440 co-relation queries the response was YES. Maximal size of possible extension queue 1525. Compared 1018729 event pairs, 17996 based on Foata normal form. 171/89159 useless extension candidates. Maximal degree in co-relation 173460. Up to 44240 conditions per place. [2022-11-21 09:04:24,932 INFO L137 encePairwiseOnDemand]: 583/605 looper letters, 361 selfloop transitions, 69 changer transitions 0/888 dead transitions. [2022-11-21 09:04:24,933 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 561 places, 888 transitions, 2660 flow [2022-11-21 09:04:24,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-21 09:04:24,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2022-11-21 09:04:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 3413 transitions. [2022-11-21 09:04:24,940 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9402203856749312 [2022-11-21 09:04:24,940 INFO L72 ComplementDD]: Start complementDD. Operand 6 states and 3413 transitions. [2022-11-21 09:04:24,940 INFO L73 IsDeterministic]: Start isDeterministic. Operand 6 states and 3413 transitions. [2022-11-21 09:04:24,942 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:04:24,942 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 6 states and 3413 transitions. [2022-11-21 09:04:24,948 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 7 states, 6 states have (on average 568.8333333333334) internal successors, (3413), 6 states have internal predecessors, (3413), 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) [2022-11-21 09:04:24,953 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 7 states, 7 states have (on average 605.0) internal successors, (4235), 7 states have internal predecessors, (4235), 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) [2022-11-21 09:04:24,954 INFO L81 ComplementDD]: Finished complementDD. Result has 7 states, 7 states have (on average 605.0) internal successors, (4235), 7 states have internal predecessors, (4235), 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) [2022-11-21 09:04:24,954 INFO L175 Difference]: Start difference. First operand has 556 places, 557 transitions, 1137 flow. Second operand 6 states and 3413 transitions. [2022-11-21 09:04:24,955 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 561 places, 888 transitions, 2660 flow [2022-11-21 09:04:24,963 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 560 places, 888 transitions, 2659 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:04:24,977 INFO L231 Difference]: Finished difference. Result has 565 places, 625 transitions, 1590 flow [2022-11-21 09:04:24,978 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=605, PETRI_DIFFERENCE_MINUEND_FLOW=1136, PETRI_DIFFERENCE_MINUEND_PLACES=555, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=557, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=17, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=536, PETRI_DIFFERENCE_SUBTRAHEND_STATES=6, PETRI_FLOW=1590, PETRI_PLACES=565, PETRI_TRANSITIONS=625} [2022-11-21 09:04:24,983 INFO L288 CegarLoopForPetriNet]: 585 programPoint places, -20 predicate places. [2022-11-21 09:04:24,983 INFO L495 AbstractCegarLoop]: Abstraction has has 565 places, 625 transitions, 1590 flow [2022-11-21 09:04:24,984 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 498.8333333333333) internal successors, (2993), 6 states have internal predecessors, (2993), 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) [2022-11-21 09:04:24,984 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:04:24,984 INFO L209 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] [2022-11-21 09:04:24,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2022-11-21 09:04:24,985 INFO L420 AbstractCegarLoop]: === Iteration 29 === Targeting whoop_wrapper_nvram_llseekErr2ASSERT_VIOLATIONDATA_RACE === [whoop_wrapper_read_nvramErr0ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr1ASSERT_VIOLATIONDATA_RACE, whoop_wrapper_read_nvramErr2ASSERT_VIOLATIONDATA_RACE (and 58 more)] === [2022-11-21 09:04:24,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:04:24,986 INFO L85 PathProgramCache]: Analyzing trace with hash -1931454791, now seen corresponding path program 1 times [2022-11-21 09:04:24,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:04:24,986 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1566242918] [2022-11-21 09:04:24,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:04:24,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:04:25,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:04:28,150 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 09:04:28,150 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:04:28,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1566242918] [2022-11-21 09:04:28,151 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1566242918] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:04:28,151 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:04:28,151 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-21 09:04:28,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1758240517] [2022-11-21 09:04:28,152 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:04:28,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-21 09:04:28,153 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:04:28,153 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-21 09:04:28,154 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2022-11-21 09:04:28,160 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 497 out of 605 [2022-11-21 09:04:28,167 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 565 places, 625 transitions, 1590 flow. Second operand has 10 states, 10 states have (on average 498.4) internal successors, (4984), 10 states have internal predecessors, (4984), 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) [2022-11-21 09:04:28,167 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:04:28,167 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 497 of 605 [2022-11-21 09:04:28,167 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand