./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0f799b8cb369af433cd7b4f4a2ae1c7efd2306d185f06da0302d2727c00c6bf0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 05:46:54,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 05:46:54,741 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 05:46:54,790 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 05:46:54,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 05:46:54,796 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 05:46:54,798 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 05:46:54,802 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 05:46:54,805 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 05:46:54,813 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 05:46:54,814 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 05:46:54,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 05:46:54,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 05:46:54,820 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 05:46:54,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 05:46:54,832 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 05:46:54,834 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 05:46:54,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 05:46:54,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 05:46:54,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 05:46:54,847 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 05:46:54,849 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 05:46:54,852 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 05:46:54,854 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 05:46:54,860 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 05:46:54,861 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 05:46:54,861 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 05:46:54,863 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 05:46:54,864 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 05:46:54,865 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 05:46:54,867 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 05:46:54,868 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 05:46:54,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 05:46:54,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 05:46:54,872 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 05:46:54,873 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 05:46:54,874 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 05:46:54,874 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 05:46:54,874 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 05:46:54,875 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 05:46:54,876 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 05:46:54,877 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-29 05:46:54,922 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 05:46:54,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 05:46:54,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-29 05:46:54,924 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-29 05:46:54,925 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-29 05:46:54,925 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-29 05:46:54,925 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-29 05:46:54,925 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-29 05:46:54,926 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-29 05:46:54,926 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-29 05:46:54,927 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-29 05:46:54,927 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-29 05:46:54,927 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-29 05:46:54,928 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-29 05:46:54,928 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-29 05:46:54,929 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 05:46:54,929 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 05:46:54,929 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 05:46:54,929 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 05:46:54,930 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 05:46:54,930 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-29 05:46:54,930 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 05:46:54,930 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-29 05:46:54,931 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-29 05:46:54,931 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 05:46:54,931 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-29 05:46:54,931 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 05:46:54,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-29 05:46:54,932 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 05:46:54,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-29 05:46:54,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:46:54,933 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 05:46:54,933 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 05:46:54,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-29 05:46:54,933 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-29 05:46:54,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 05:46:54,934 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-29 05:46:54,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-29 05:46:54,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-29 05:46:54,935 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f799b8cb369af433cd7b4f4a2ae1c7efd2306d185f06da0302d2727c00c6bf0 [2021-10-29 05:46:55,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 05:46:55,276 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 05:46:55,279 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 05:46:55,280 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 05:46:55,281 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 05:46:55,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/../../sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i [2021-10-29 05:46:55,344 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/data/ad5864308/78fb7e0bf34f447987b143b9ce05b6e3/FLAGdd066f037 [2021-10-29 05:46:56,080 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 05:46:56,082 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i [2021-10-29 05:46:56,119 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/data/ad5864308/78fb7e0bf34f447987b143b9ce05b6e3/FLAGdd066f037 [2021-10-29 05:46:56,208 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/data/ad5864308/78fb7e0bf34f447987b143b9ce05b6e3 [2021-10-29 05:46:56,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 05:46:56,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 05:46:56,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 05:46:56,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 05:46:56,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 05:46:56,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:46:56" (1/1) ... [2021-10-29 05:46:56,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74abe1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:56, skipping insertion in model container [2021-10-29 05:46:56,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 05:46:56" (1/1) ... [2021-10-29 05:46:56,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 05:46:56,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 05:46:57,057 WARN L228 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_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-10-29 05:46:57,101 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:46:57,113 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 05:46:57,193 WARN L228 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_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/sv-benchmarks/c/ldv-races/race-4_2-thread_local_vars.i[76081,76094] [2021-10-29 05:46:57,221 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 05:46:57,359 INFO L208 MainTranslator]: Completed translation [2021-10-29 05:46:57,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57 WrapperNode [2021-10-29 05:46:57,359 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 05:46:57,360 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 05:46:57,360 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 05:46:57,361 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 05:46:57,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,400 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,437 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 05:46:57,438 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 05:46:57,438 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 05:46:57,438 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 05:46:57,447 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,455 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,456 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,475 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,480 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,488 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 05:46:57,489 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 05:46:57,489 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 05:46:57,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 05:46:57,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (1/1) ... [2021-10-29 05:46:57,498 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-29 05:46:57,512 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/z3 [2021-10-29 05:46:57,525 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-29 05:46:57,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-29 05:46:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2021-10-29 05:46:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2021-10-29 05:46:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-29 05:46:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-29 05:46:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2021-10-29 05:46:57,574 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2021-10-29 05:46:57,574 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2021-10-29 05:46:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-29 05:46:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 05:46:57,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 05:46:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 05:46:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-29 05:46:57,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 05:46:57,577 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-10-29 05:46:58,161 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 05:46:58,162 INFO L299 CfgBuilder]: Removed 34 assume(true) statements. [2021-10-29 05:46:58,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:46:58 BoogieIcfgContainer [2021-10-29 05:46:58,164 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 05:46:58,166 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-29 05:46:58,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-29 05:46:58,170 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-29 05:46:58,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 05:46:56" (1/3) ... [2021-10-29 05:46:58,171 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a093f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:46:58, skipping insertion in model container [2021-10-29 05:46:58,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 05:46:57" (2/3) ... [2021-10-29 05:46:58,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a093f61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 05:46:58, skipping insertion in model container [2021-10-29 05:46:58,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:46:58" (3/3) ... [2021-10-29 05:46:58,173 INFO L111 eAbstractionObserver]: Analyzing ICFG race-4_2-thread_local_vars.i [2021-10-29 05:46:58,179 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-10-29 05:46:58,179 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-29 05:46:58,179 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-10-29 05:46:58,180 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-10-29 05:46:58,255 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,255 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,256 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,256 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,257 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,257 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,258 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,258 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,258 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,258 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,259 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,259 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,259 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,259 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,260 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,261 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,261 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,261 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,261 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,262 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,263 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,263 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,264 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,264 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,265 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,265 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,265 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,266 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,266 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,266 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,266 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,267 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,267 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,267 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,267 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,268 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,268 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,269 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,269 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,276 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,276 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,276 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,276 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,277 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,277 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,278 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,278 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,278 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,278 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,279 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,279 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,279 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,279 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,280 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,287 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,287 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,287 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,288 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,288 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,288 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,288 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,288 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,291 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,291 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,291 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,292 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,292 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,292 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,293 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,293 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,294 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,294 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,294 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,294 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,294 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,295 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,295 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,295 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,295 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,296 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,297 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,300 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,300 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,301 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,301 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,301 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,302 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,302 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,303 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,303 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,309 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,310 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,310 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,310 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,310 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,310 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,311 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,311 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,311 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,311 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,311 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,312 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,313 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,313 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,313 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,313 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,313 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,314 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,315 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,316 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,317 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,317 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,317 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,317 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,317 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,318 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,319 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,319 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,319 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,319 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,320 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,320 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,320 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,320 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,321 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,322 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,324 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,324 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,325 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,326 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,327 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,328 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,329 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,330 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,331 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,332 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,333 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,333 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,333 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,334 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,339 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,339 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,339 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,340 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,341 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,343 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,344 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,344 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,357 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,357 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,357 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,357 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,358 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,359 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,360 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~nondet42| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~mem39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~ret44| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,364 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~probe_ret~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ath_ahb_probe_~error~0 not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~pre37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_#t~switch43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,365 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_~#status~0.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ath_ahb_probe_#t~ret41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet36| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,366 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#res| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,367 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_deregister_hw_#t~nondet40.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,367 WARN L313 ript$VariableManager]: TermVariabe |thread_usbThread1of1ForFork0_ieee80211_register_hw_#t~nondet38| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,367 WARN L313 ript$VariableManager]: TermVariabe thread_usbThread1of1ForFork0_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,371 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,372 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,373 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,373 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~switch35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#t~nondet34| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ath9k_flush_#t~nondet33| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,375 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_ldv_assert_#in~expression| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,376 WARN L313 ript$VariableManager]: TermVariabe |thread_ath9kThread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,376 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,376 WARN L313 ript$VariableManager]: TermVariabe thread_ath9kThread1of1ForFork1_ldv_assert_~expression not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-10-29 05:46:58,389 INFO L148 ThreadInstanceAdder]: Constructed 5 joinOtherThreadTransitions. [2021-10-29 05:46:58,435 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-29 05:46:58,442 INFO L339 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=FINITE_AUTOMATA, 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, mLoopAccelerationTechnique=FAST_UPR [2021-10-29 05:46:58,442 INFO L340 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2021-10-29 05:46:58,464 INFO L118 etLargeBlockEncoding]: Petri net LBE is using semantic-based independence relation. [2021-10-29 05:46:58,478 INFO L133 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 272 places, 304 transitions, 638 flow [2021-10-29 05:46:58,486 INFO L110 LiptonReduction]: Starting Lipton reduction on Petri net that has 272 places, 304 transitions, 638 flow [2021-10-29 05:46:58,488 INFO L74 FinitePrefix]: Start finitePrefix. Operand has 272 places, 304 transitions, 638 flow [2021-10-29 05:46:58,641 INFO L129 PetriNetUnfolder]: 35/311 cut-off events. [2021-10-29 05:46:58,641 INFO L130 PetriNetUnfolder]: For 3/3 co-relation queries the response was YES. [2021-10-29 05:46:58,654 INFO L84 FinitePrefix]: Finished finitePrefix Result has 323 conditions, 311 events. 35/311 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 10. Compared 788 event pairs, 0 based on Foata normal form. 0/261 useless extension candidates. Maximal degree in co-relation 219. Up to 14 conditions per place. [2021-10-29 05:46:58,687 INFO L116 LiptonReduction]: Number of co-enabled transitions 8932 [2021-10-29 05:47:13,045 INFO L131 LiptonReduction]: Checked pairs total: 12642 [2021-10-29 05:47:13,045 INFO L133 LiptonReduction]: Total number of compositions: 398 [2021-10-29 05:47:13,054 INFO L111 iNet2FiniteAutomaton]: Start petriNet2FiniteAutomaton. Operand has 51 places, 59 transitions, 148 flow [2021-10-29 05:47:13,092 INFO L133 iNet2FiniteAutomaton]: Finished petriNet2FiniteAutomaton. Result has 400 states, 367 states have (on average 3.0544959128065394) internal successors, (1121), 399 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,097 INFO L276 IsEmpty]: Start isEmpty. Operand has 400 states, 367 states have (on average 3.0544959128065394) internal successors, (1121), 399 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 2 [2021-10-29 05:47:13,101 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:13,102 INFO L513 BasicCegarLoop]: trace histogram [1] [2021-10-29 05:47:13,102 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:13,107 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:13,107 INFO L85 PathProgramCache]: Analyzing trace with hash 1088, now seen corresponding path program 1 times [2021-10-29 05:47:13,129 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:13,129 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2142520711] [2021-10-29 05:47:13,130 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:13,131 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:13,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:13,402 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:13,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2142520711] [2021-10-29 05:47:13,404 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2142520711] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:13,404 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:13,405 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [0] imperfect sequences [] total 0 [2021-10-29 05:47:13,409 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2033411745] [2021-10-29 05:47:13,416 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-29 05:47:13,416 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:13,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-29 05:47:13,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:47:13,438 INFO L87 Difference]: Start difference. First operand has 400 states, 367 states have (on average 3.0544959128065394) internal successors, (1121), 399 states have internal predecessors, (1121), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:13,474 INFO L93 Difference]: Finished difference Result 393 states and 1080 transitions. [2021-10-29 05:47:13,474 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-29 05:47:13,475 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 1 [2021-10-29 05:47:13,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:13,492 INFO L225 Difference]: With dead ends: 393 [2021-10-29 05:47:13,492 INFO L226 Difference]: Without dead ends: 382 [2021-10-29 05:47:13,494 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-29 05:47:13,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 382 states. [2021-10-29 05:47:13,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 382 to 382. [2021-10-29 05:47:13,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 359 states have (on average 2.9554317548746516) internal successors, (1061), 381 states have internal predecessors, (1061), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 1061 transitions. [2021-10-29 05:47:13,585 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 1061 transitions. Word has length 1 [2021-10-29 05:47:13,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:13,585 INFO L470 AbstractCegarLoop]: Abstraction has 382 states and 1061 transitions. [2021-10-29 05:47:13,586 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 1.0) internal successors, (1), 1 states have internal predecessors, (1), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,586 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 1061 transitions. [2021-10-29 05:47:13,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 05:47:13,587 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:13,587 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 05:47:13,587 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-29 05:47:13,587 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:13,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:13,588 INFO L85 PathProgramCache]: Analyzing trace with hash 1654938777, now seen corresponding path program 1 times [2021-10-29 05:47:13,588 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:13,589 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1051978339] [2021-10-29 05:47:13,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:13,589 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:13,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:13,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:13,803 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:13,803 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1051978339] [2021-10-29 05:47:13,804 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1051978339] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:13,804 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:13,804 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 05:47:13,805 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258091501] [2021-10-29 05:47:13,806 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-29 05:47:13,806 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:13,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-29 05:47:13,807 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-29 05:47:13,808 INFO L87 Difference]: Start difference. First operand 382 states and 1061 transitions. Second operand has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:13,917 INFO L93 Difference]: Finished difference Result 600 states and 1709 transitions. [2021-10-29 05:47:13,917 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-29 05:47:13,918 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-10-29 05:47:13,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:13,928 INFO L225 Difference]: With dead ends: 600 [2021-10-29 05:47:13,928 INFO L226 Difference]: Without dead ends: 593 [2021-10-29 05:47:13,929 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-29 05:47:13,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 593 states. [2021-10-29 05:47:13,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 593 to 408. [2021-10-29 05:47:13,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 387 states have (on average 2.937984496124031) internal successors, (1137), 407 states have internal predecessors, (1137), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 1137 transitions. [2021-10-29 05:47:13,968 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 1137 transitions. Word has length 6 [2021-10-29 05:47:13,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:13,969 INFO L470 AbstractCegarLoop]: Abstraction has 408 states and 1137 transitions. [2021-10-29 05:47:13,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 2.0) internal successors, (6), 4 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:13,970 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 1137 transitions. [2021-10-29 05:47:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 05:47:13,970 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:13,970 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-10-29 05:47:13,971 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-10-29 05:47:13,971 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:13,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:13,972 INFO L85 PathProgramCache]: Analyzing trace with hash 1654981586, now seen corresponding path program 1 times [2021-10-29 05:47:13,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:13,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [62686290] [2021-10-29 05:47:13,973 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:13,973 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:14,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:14,087 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:14,087 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [62686290] [2021-10-29 05:47:14,087 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [62686290] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:14,088 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:14,088 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 05:47:14,088 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090528533] [2021-10-29 05:47:14,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:47:14,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:14,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:47:14,090 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,090 INFO L87 Difference]: Start difference. First operand 408 states and 1137 transitions. Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:14,110 INFO L93 Difference]: Finished difference Result 589 states and 1585 transitions. [2021-10-29 05:47:14,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:47:14,111 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-10-29 05:47:14,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:14,116 INFO L225 Difference]: With dead ends: 589 [2021-10-29 05:47:14,116 INFO L226 Difference]: Without dead ends: 587 [2021-10-29 05:47:14,117 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 587 states. [2021-10-29 05:47:14,130 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 587 to 421. [2021-10-29 05:47:14,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 402 states have (on average 2.9303482587064678) internal successors, (1178), 420 states have internal predecessors, (1178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 1178 transitions. [2021-10-29 05:47:14,135 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 1178 transitions. Word has length 6 [2021-10-29 05:47:14,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:14,136 INFO L470 AbstractCegarLoop]: Abstraction has 421 states and 1178 transitions. [2021-10-29 05:47:14,136 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,136 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1178 transitions. [2021-10-29 05:47:14,138 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 05:47:14,138 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:14,138 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:47:14,138 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-10-29 05:47:14,138 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:14,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:14,140 INFO L85 PathProgramCache]: Analyzing trace with hash 1279581790, now seen corresponding path program 1 times [2021-10-29 05:47:14,141 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:14,141 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1147503090] [2021-10-29 05:47:14,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:14,141 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:14,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:14,246 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:14,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1147503090] [2021-10-29 05:47:14,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1147503090] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:14,247 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:14,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 05:47:14,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1861013244] [2021-10-29 05:47:14,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:47:14,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:14,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:47:14,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,250 INFO L87 Difference]: Start difference. First operand 421 states and 1178 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:14,303 INFO L93 Difference]: Finished difference Result 545 states and 1543 transitions. [2021-10-29 05:47:14,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:47:14,304 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-29 05:47:14,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:14,309 INFO L225 Difference]: With dead ends: 545 [2021-10-29 05:47:14,309 INFO L226 Difference]: Without dead ends: 540 [2021-10-29 05:47:14,310 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,311 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 540 states. [2021-10-29 05:47:14,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 540 to 431. [2021-10-29 05:47:14,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 431 states, 410 states have (on average 2.892682926829268) internal successors, (1186), 430 states have internal predecessors, (1186), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 431 states and 1186 transitions. [2021-10-29 05:47:14,328 INFO L78 Accepts]: Start accepts. Automaton has 431 states and 1186 transitions. Word has length 8 [2021-10-29 05:47:14,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:14,329 INFO L470 AbstractCegarLoop]: Abstraction has 431 states and 1186 transitions. [2021-10-29 05:47:14,329 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,329 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 1186 transitions. [2021-10-29 05:47:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 05:47:14,330 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:14,331 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:47:14,331 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-10-29 05:47:14,331 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:14,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:14,331 INFO L85 PathProgramCache]: Analyzing trace with hash 1279098598, now seen corresponding path program 1 times [2021-10-29 05:47:14,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:14,332 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2119996241] [2021-10-29 05:47:14,332 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:14,332 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:14,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:14,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:14,426 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:14,426 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2119996241] [2021-10-29 05:47:14,426 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2119996241] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:14,426 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:14,426 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-29 05:47:14,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [939807172] [2021-10-29 05:47:14,427 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:47:14,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:14,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:47:14,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,427 INFO L87 Difference]: Start difference. First operand 431 states and 1186 transitions. Second operand has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:14,469 INFO L93 Difference]: Finished difference Result 435 states and 1155 transitions. [2021-10-29 05:47:14,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:47:14,470 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2021-10-29 05:47:14,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:14,473 INFO L225 Difference]: With dead ends: 435 [2021-10-29 05:47:14,474 INFO L226 Difference]: Without dead ends: 421 [2021-10-29 05:47:14,474 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2021-10-29 05:47:14,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 421. [2021-10-29 05:47:14,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 421 states, 397 states have (on average 2.81360201511335) internal successors, (1117), 420 states have internal predecessors, (1117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 1117 transitions. [2021-10-29 05:47:14,490 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 1117 transitions. Word has length 8 [2021-10-29 05:47:14,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:14,490 INFO L470 AbstractCegarLoop]: Abstraction has 421 states and 1117 transitions. [2021-10-29 05:47:14,491 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 4.0) internal successors, (8), 3 states have internal predecessors, (8), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 1117 transitions. [2021-10-29 05:47:14,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 05:47:14,492 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:14,493 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:47:14,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-29 05:47:14,493 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting thread_usbThread1of1ForFork0Err1INUSE_VIOLATION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:14,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:14,494 INFO L85 PathProgramCache]: Analyzing trace with hash 1012488766, now seen corresponding path program 1 times [2021-10-29 05:47:14,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:14,494 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [761878383] [2021-10-29 05:47:14,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:14,494 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:14,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 05:47:14,548 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 05:47:14,549 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-10-29 05:47:14,549 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [761878383] [2021-10-29 05:47:14,549 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [761878383] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-29 05:47:14,550 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-29 05:47:14,550 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-29 05:47:14,550 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478542651] [2021-10-29 05:47:14,550 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-29 05:47:14,551 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-10-29 05:47:14,551 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-29 05:47:14,551 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,552 INFO L87 Difference]: Start difference. First operand 421 states and 1117 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-29 05:47:14,574 INFO L93 Difference]: Finished difference Result 332 states and 825 transitions. [2021-10-29 05:47:14,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-29 05:47:14,574 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 9 [2021-10-29 05:47:14,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-29 05:47:14,577 INFO L225 Difference]: With dead ends: 332 [2021-10-29 05:47:14,577 INFO L226 Difference]: Without dead ends: 327 [2021-10-29 05:47:14,578 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-29 05:47:14,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 327 states. [2021-10-29 05:47:14,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 327 to 327. [2021-10-29 05:47:14,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 309 states have (on average 2.6245954692556634) internal successors, (811), 326 states have internal predecessors, (811), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 811 transitions. [2021-10-29 05:47:14,589 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 811 transitions. Word has length 9 [2021-10-29 05:47:14,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-29 05:47:14,590 INFO L470 AbstractCegarLoop]: Abstraction has 327 states and 811 transitions. [2021-10-29 05:47:14,590 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-29 05:47:14,590 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 811 transitions. [2021-10-29 05:47:14,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 05:47:14,592 INFO L505 BasicCegarLoop]: Found error trace [2021-10-29 05:47:14,592 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:47:14,592 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-29 05:47:14,592 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION === [thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 11 more)] === [2021-10-29 05:47:14,593 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 05:47:14,593 INFO L85 PathProgramCache]: Analyzing trace with hash 1317078858, now seen corresponding path program 1 times [2021-10-29 05:47:14,593 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-10-29 05:47:14,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1738593928] [2021-10-29 05:47:14,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-29 05:47:14,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 05:47:14,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:47:14,646 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-29 05:47:14,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-29 05:47:14,711 INFO L133 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2021-10-29 05:47:14,711 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-29 05:47:14,712 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,714 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,715 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,715 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,715 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,715 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION [2021-10-29 05:47:14,716 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,716 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,716 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,716 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr2INUSE_VIOLATION [2021-10-29 05:47:14,717 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_ath9kErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,717 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,717 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-29 05:47:14,717 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location thread_usbThread1of1ForFork0Err1INUSE_VIOLATION [2021-10-29 05:47:14,717 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-29 05:47:14,720 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2021-10-29 05:47:14,725 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-10-29 05:47:14,726 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-29 05:47:14,781 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 05:47:14 BasicIcfg [2021-10-29 05:47:14,781 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-29 05:47:14,782 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 05:47:14,782 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 05:47:14,782 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 05:47:14,783 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 05:46:58" (3/4) ... [2021-10-29 05:47:14,784 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-29 05:47:14,839 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/witness.graphml [2021-10-29 05:47:14,839 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 05:47:14,841 INFO L168 Benchmark]: Toolchain (without parser) took 18623.62 ms. Allocated memory was 90.2 MB in the beginning and 176.2 MB in the end (delta: 86.0 MB). Free memory was 50.2 MB in the beginning and 73.7 MB in the end (delta: -23.5 MB). Peak memory consumption was 61.8 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,842 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 05:47:14,842 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1141.20 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 83.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,843 INFO L168 Benchmark]: Boogie Procedure Inliner took 77.04 ms. Allocated memory is still 115.3 MB. Free memory was 83.0 MB in the beginning and 79.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,843 INFO L168 Benchmark]: Boogie Preprocessor took 50.50 ms. Allocated memory is still 115.3 MB. Free memory was 79.8 MB in the beginning and 76.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,844 INFO L168 Benchmark]: RCFGBuilder took 675.61 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 56.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,845 INFO L168 Benchmark]: TraceAbstraction took 16615.19 ms. Allocated memory was 115.3 MB in the beginning and 176.2 MB in the end (delta: 60.8 MB). Free memory was 55.8 MB in the beginning and 77.9 MB in the end (delta: -22.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,845 INFO L168 Benchmark]: Witness Printer took 57.59 ms. Allocated memory is still 176.2 MB. Free memory was 77.9 MB in the beginning and 73.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 05:47:14,848 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 90.2 MB. Free memory is still 69.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1141.20 ms. Allocated memory was 90.2 MB in the beginning and 115.3 MB in the end (delta: 25.2 MB). Free memory was 50.1 MB in the beginning and 83.0 MB in the end (delta: -33.0 MB). Peak memory consumption was 29.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 77.04 ms. Allocated memory is still 115.3 MB. Free memory was 83.0 MB in the beginning and 79.8 MB in the end (delta: 3.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 50.50 ms. Allocated memory is still 115.3 MB. Free memory was 79.8 MB in the beginning and 76.7 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 675.61 ms. Allocated memory is still 115.3 MB. Free memory was 76.7 MB in the beginning and 56.2 MB in the end (delta: 20.5 MB). Peak memory consumption was 21.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16615.19 ms. Allocated memory was 115.3 MB in the beginning and 176.2 MB in the end (delta: 60.8 MB). Free memory was 55.8 MB in the beginning and 77.9 MB in the end (delta: -22.1 MB). Peak memory consumption was 39.1 MB. Max. memory is 16.1 GB. * Witness Printer took 57.59 ms. Allocated memory is still 176.2 MB. Free memory was 77.9 MB in the beginning and 73.7 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 14.5s, 272 PlacesBefore, 51 PlacesAfterwards, 304 TransitionsBefore, 59 TransitionsAfterwards, 8932 CoEnabledTransitionPairs, 7 FixpointIterations, 147 TrivialSequentialCompositions, 146 ConcurrentSequentialCompositions, 34 TrivialYvCompositions, 47 ConcurrentYvCompositions, 24 ChoiceCompositions, 398 TotalNumberOfCompositions, 12642 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 10671, positive: 10549, positive conditional: 0, positive unconditional: 10549, negative: 122, negative conditional: 0, negative unconditional: 122, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 7005, positive: 6933, positive conditional: 0, positive unconditional: 6933, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 7005, positive: 6896, positive conditional: 0, positive unconditional: 6896, negative: 109, negative conditional: 0, negative unconditional: 109, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 109, positive: 37, positive conditional: 0, positive unconditional: 37, negative: 72, negative conditional: 0, negative unconditional: 72, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 254, positive: 50, positive conditional: 0, positive unconditional: 50, negative: 204, negative conditional: 0, negative unconditional: 204, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 10671, positive: 3616, positive conditional: 0, positive unconditional: 3616, negative: 50, negative conditional: 0, negative unconditional: 50, unknown: 7005, unknown conditional: 0, unknown unconditional: 7005] , Statistics on independence cache: Total cache size (in pairs): 190, Positive cache size: 169, Positive conditional cache size: 0, Positive unconditional cache size: 169, Negative cache size: 21, Negative conditional cache size: 0, Negative unconditional cache size: 21 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1693]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1694] 0 pthread_t t1, t2; [L1695] 0 pthread_mutex_t mutex; [L1696] 0 int pdev; [L1741] 0 int ldv_usb_state; [L1779] 0 pdev = 1 [L1693] COND FALSE 0 !(!expression) [L1781] COND TRUE 0 __VERIFIER_nondet_int() [L1782] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread_usb, ((void *)0)) VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={6:0}, t2={5:0}] [L1743] 1 ldv_usb_state = 0 [L1744] 1 int probe_ret; VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={6:0}, t2={5:0}] [L1745] COND TRUE 1 1 [L1747] 1 case 0: [L1748] COND TRUE 1 ldv_usb_state==0 [L1730] 1 int error; [L1717] COND TRUE 1 __VERIFIER_nondet_int() [L1718] FCALL, FORK 1 pthread_create(&t2, ((void *)0), thread_ath9k, ((void *)0)) VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={6:0}, t2={5:0}] [L1719] 1 return 0; [L1731] 1 error = ieee80211_register_hw() [L1732] COND FALSE 1 !(\read(error)) [L1734] 1 return 0; [L1749] 1 probe_ret = ath_ahb_probe() VAL [ldv_usb_state=0, mutex={3:0}, pdev=1, t1={6:0}, t2={5:0}] [L1750] COND FALSE 1 !(probe_ret!=0) [L1752] 1 ldv_usb_state = 1 [L1753] 1 pdev = 7 VAL [ldv_usb_state=1, mutex={3:0}, pdev=7, t1={6:0}, t2={5:0}] [L1704] COND TRUE 2 1 [L1706] 2 case 1: [L1699] 2 pdev = 6 [L1693] COND FALSE 2 !(!expression) [L1693] COND TRUE 1 !expression [L1693] 1 reach_error() VAL [ldv_usb_state=1, mutex={3:0}, pdev=6, t1={6:0}, t2={5:0}] - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1782]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1693]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1718]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - UnprovableResult [Line: 1718]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 5 procedures, 295 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 16.2s, OverallIterations: 7, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 14.6s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 289 SDtfs, 107 SDslu, 148 SDs, 0 SdLazy, 94 SolverSat, 10 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=431occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 6 MinimizatonAttempts, 460 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 48 NumberOfCodeBlocks, 48 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 32 ConstructedInterpolants, 0 QuantifiedInterpolants, 46 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2021-10-29 05:47:14,895 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1f4eaa1e-0f67-4628-87c8-abf0ed31b6cf/bin/utaipan-SDwSMHVbGG/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...