./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8 --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 10:56:07,058 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 10:56:07,060 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 10:56:07,091 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 10:56:07,092 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 10:56:07,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 10:56:07,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 10:56:07,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 10:56:07,105 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 10:56:07,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 10:56:07,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 10:56:07,115 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 10:56:07,115 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 10:56:07,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 10:56:07,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 10:56:07,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 10:56:07,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 10:56:07,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 10:56:07,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 10:56:07,133 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 10:56:07,135 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 10:56:07,137 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 10:56:07,139 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 10:56:07,140 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 10:56:07,149 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 10:56:07,149 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 10:56:07,150 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 10:56:07,151 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 10:56:07,152 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 10:56:07,153 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 10:56:07,154 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 10:56:07,155 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 10:56:07,157 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 10:56:07,159 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 10:56:07,162 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 10:56:07,162 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 10:56:07,163 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 10:56:07,163 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 10:56:07,164 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 10:56:07,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 10:56:07,165 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 10:56:07,166 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 10:56:07,204 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 10:56:07,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 10:56:07,210 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 10:56:07,210 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 10:56:07,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 10:56:07,211 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 10:56:07,212 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 10:56:07,212 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 10:56:07,213 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 10:56:07,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 10:56:07,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 10:56:07,214 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 10:56:07,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 10:56:07,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 10:56:07,215 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 10:56:07,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 10:56:07,216 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 10:56:07,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 10:56:07,217 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 10:56:07,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 10:56:07,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 10:56:07,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:07,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 10:56:07,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 10:56:07,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 10:56:07,219 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 10:56:07,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 10:56:07,219 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 10:56:07,220 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 10:56:07,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 10:56:07,220 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2022-11-16 10:56:07,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 10:56:07,562 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 10:56:07,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 10:56:07,567 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 10:56:07,568 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 10:56:07,570 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-16 10:56:07,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/data/478b6a7ce/eac1c498640846cda6d5f29a931abee9/FLAGa281b51c7 [2022-11-16 10:56:08,539 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 10:56:08,540 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-16 10:56:08,599 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/data/478b6a7ce/eac1c498640846cda6d5f29a931abee9/FLAGa281b51c7 [2022-11-16 10:56:08,975 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/data/478b6a7ce/eac1c498640846cda6d5f29a931abee9 [2022-11-16 10:56:08,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 10:56:08,979 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 10:56:08,980 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:08,980 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 10:56:08,984 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 10:56:08,985 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:08" (1/1) ... [2022-11-16 10:56:08,986 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f3d979 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:08, skipping insertion in model container [2022-11-16 10:56:08,986 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:56:08" (1/1) ... [2022-11-16 10:56:08,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 10:56:09,129 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 10:56:11,611 WARN L229 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_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2022-11-16 10:56:11,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:11,667 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 10:56:12,240 WARN L229 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_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2022-11-16 10:56:12,251 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 10:56:12,386 INFO L208 MainTranslator]: Completed translation [2022-11-16 10:56:12,387 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12 WrapperNode [2022-11-16 10:56:12,388 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 10:56:12,389 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:12,390 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 10:56:12,390 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 10:56:12,398 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:12,511 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:12,758 INFO L138 Inliner]: procedures = 355, calls = 3439, calls flagged for inlining = 153, calls inlined = 153, statements flattened = 6996 [2022-11-16 10:56:12,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 10:56:12,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 10:56:12,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 10:56:12,760 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 10:56:12,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:12,770 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:12,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:12,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,203 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,259 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,291 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,359 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 10:56:13,360 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 10:56:13,361 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 10:56:13,361 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 10:56:13,363 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (1/1) ... [2022-11-16 10:56:13,386 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 10:56:13,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 10:56:13,430 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 10:56:13,471 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_965a9f23-d88b-4ecd-8c4d-d99bdf5d1664/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 10:56:13,512 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2022-11-16 10:56:13,512 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2022-11-16 10:56:13,513 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-16 10:56:13,513 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-16 10:56:13,513 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2022-11-16 10:56:13,513 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2022-11-16 10:56:13,513 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2022-11-16 10:56:13,513 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2022-11-16 10:56:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2022-11-16 10:56:13,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2022-11-16 10:56:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-11-16 10:56:13,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-11-16 10:56:13,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-16 10:56:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2022-11-16 10:56:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2022-11-16 10:56:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-16 10:56:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-11-16 10:56:13,515 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-11-16 10:56:13,515 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2022-11-16 10:56:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2022-11-16 10:56:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-16 10:56:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-16 10:56:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-16 10:56:13,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-16 10:56:13,516 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2022-11-16 10:56:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2022-11-16 10:56:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2022-11-16 10:56:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2022-11-16 10:56:13,517 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-16 10:56:13,517 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-16 10:56:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2022-11-16 10:56:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2022-11-16 10:56:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-16 10:56:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-16 10:56:13,518 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2022-11-16 10:56:13,518 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2022-11-16 10:56:13,519 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2022-11-16 10:56:13,519 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2022-11-16 10:56:13,519 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2022-11-16 10:56:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2022-11-16 10:56:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2022-11-16 10:56:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2022-11-16 10:56:13,520 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2022-11-16 10:56:13,520 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2022-11-16 10:56:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2022-11-16 10:56:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2022-11-16 10:56:13,521 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2022-11-16 10:56:13,521 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2022-11-16 10:56:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2022-11-16 10:56:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2022-11-16 10:56:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2022-11-16 10:56:13,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2022-11-16 10:56:13,522 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2022-11-16 10:56:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2022-11-16 10:56:13,523 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-16 10:56:13,523 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-16 10:56:13,524 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2022-11-16 10:56:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2022-11-16 10:56:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2022-11-16 10:56:13,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2022-11-16 10:56:13,525 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-16 10:56:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-16 10:56:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-16 10:56:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-16 10:56:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-16 10:56:13,526 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-16 10:56:13,526 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2022-11-16 10:56:13,527 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2022-11-16 10:56:13,527 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2022-11-16 10:56:13,528 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2022-11-16 10:56:13,528 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 10:56:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 10:56:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2022-11-16 10:56:13,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2022-11-16 10:56:13,529 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2022-11-16 10:56:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2022-11-16 10:56:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2022-11-16 10:56:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2022-11-16 10:56:13,530 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2022-11-16 10:56:13,530 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2022-11-16 10:56:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2022-11-16 10:56:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2022-11-16 10:56:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2022-11-16 10:56:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2022-11-16 10:56:13,531 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2022-11-16 10:56:13,531 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2022-11-16 10:56:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2022-11-16 10:56:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2022-11-16 10:56:13,532 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2022-11-16 10:56:13,532 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2022-11-16 10:56:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2022-11-16 10:56:13,533 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2022-11-16 10:56:13,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2022-11-16 10:56:13,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2022-11-16 10:56:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 10:56:13,534 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-16 10:56:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-16 10:56:13,535 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2022-11-16 10:56:13,535 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2022-11-16 10:56:13,536 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 10:56:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2022-11-16 10:56:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2022-11-16 10:56:13,537 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-16 10:56:13,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2022-11-16 10:56:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2022-11-16 10:56:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2022-11-16 10:56:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-16 10:56:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-16 10:56:13,538 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2022-11-16 10:56:13,538 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2022-11-16 10:56:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-16 10:56:13,539 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-16 10:56:13,539 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2022-11-16 10:56:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2022-11-16 10:56:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-16 10:56:13,540 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-16 10:56:13,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 10:56:13,541 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 10:56:13,542 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2022-11-16 10:56:13,544 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2022-11-16 10:56:13,544 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2022-11-16 10:56:13,545 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2022-11-16 10:56:13,545 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2022-11-16 10:56:13,546 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2022-11-16 10:56:13,547 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-11-16 10:56:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-16 10:56:13,549 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-16 10:56:13,549 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2022-11-16 10:56:13,554 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2022-11-16 10:56:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-16 10:56:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-16 10:56:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2022-11-16 10:56:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2022-11-16 10:56:13,555 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2022-11-16 10:56:13,555 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2022-11-16 10:56:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2022-11-16 10:56:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2022-11-16 10:56:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-16 10:56:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-16 10:56:13,556 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2022-11-16 10:56:13,556 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2022-11-16 10:56:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2022-11-16 10:56:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2022-11-16 10:56:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2022-11-16 10:56:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2022-11-16 10:56:13,557 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2022-11-16 10:56:13,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2022-11-16 10:56:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-16 10:56:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2022-11-16 10:56:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2022-11-16 10:56:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2022-11-16 10:56:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2022-11-16 10:56:13,558 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2022-11-16 10:56:13,558 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2022-11-16 10:56:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-16 10:56:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-16 10:56:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-16 10:56:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-16 10:56:13,559 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-11-16 10:56:13,559 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-11-16 10:56:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-11-16 10:56:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-11-16 10:56:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-16 10:56:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-11-16 10:56:13,560 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-11-16 10:56:13,560 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2022-11-16 10:56:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2022-11-16 10:56:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2022-11-16 10:56:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2022-11-16 10:56:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 10:56:13,561 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2022-11-16 10:56:13,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2022-11-16 10:56:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2022-11-16 10:56:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2022-11-16 10:56:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-16 10:56:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-16 10:56:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2022-11-16 10:56:13,562 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2022-11-16 10:56:13,562 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2022-11-16 10:56:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2022-11-16 10:56:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-16 10:56:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-16 10:56:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2022-11-16 10:56:13,563 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2022-11-16 10:56:13,563 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-16 10:56:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-16 10:56:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2022-11-16 10:56:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2022-11-16 10:56:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2022-11-16 10:56:13,564 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2022-11-16 10:56:13,564 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2022-11-16 10:56:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2022-11-16 10:56:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2022-11-16 10:56:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2022-11-16 10:56:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-11-16 10:56:13,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-11-16 10:56:13,565 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-16 10:56:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-16 10:56:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2022-11-16 10:56:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2022-11-16 10:56:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2022-11-16 10:56:13,566 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2022-11-16 10:56:13,566 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2022-11-16 10:56:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2022-11-16 10:56:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-16 10:56:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-16 10:56:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 10:56:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2022-11-16 10:56:13,567 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2022-11-16 10:56:13,567 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2022-11-16 10:56:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2022-11-16 10:56:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-16 10:56:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-16 10:56:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-16 10:56:13,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-16 10:56:13,568 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2022-11-16 10:56:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2022-11-16 10:56:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2022-11-16 10:56:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2022-11-16 10:56:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2022-11-16 10:56:13,569 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2022-11-16 10:56:13,569 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2022-11-16 10:56:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2022-11-16 10:56:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 10:56:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2022-11-16 10:56:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2022-11-16 10:56:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2022-11-16 10:56:13,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2022-11-16 10:56:13,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-16 10:56:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-16 10:56:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2022-11-16 10:56:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2022-11-16 10:56:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 10:56:13,571 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-16 10:56:13,571 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-16 10:56:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2022-11-16 10:56:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2022-11-16 10:56:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2022-11-16 10:56:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2022-11-16 10:56:13,572 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-16 10:56:13,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-16 10:56:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2022-11-16 10:56:13,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2022-11-16 10:56:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 10:56:13,573 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-16 10:56:13,574 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-16 10:56:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-16 10:56:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 10:56:13,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-16 10:56:13,578 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-16 10:56:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-16 10:56:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2022-11-16 10:56:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2022-11-16 10:56:13,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-16 10:56:13,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-16 10:56:13,580 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2022-11-16 10:56:13,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2022-11-16 10:56:13,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2022-11-16 10:56:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2022-11-16 10:56:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2022-11-16 10:56:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2022-11-16 10:56:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-16 10:56:13,582 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-16 10:56:13,582 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2022-11-16 10:56:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2022-11-16 10:56:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2022-11-16 10:56:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2022-11-16 10:56:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2022-11-16 10:56:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2022-11-16 10:56:13,583 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2022-11-16 10:56:13,583 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2022-11-16 10:56:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2022-11-16 10:56:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2022-11-16 10:56:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2022-11-16 10:56:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2022-11-16 10:56:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2022-11-16 10:56:13,584 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2022-11-16 10:56:13,584 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-16 10:56:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-16 10:56:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2022-11-16 10:56:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2022-11-16 10:56:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 10:56:13,585 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-11-16 10:56:13,585 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-11-16 10:56:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-11-16 10:56:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-11-16 10:56:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2022-11-16 10:56:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2022-11-16 10:56:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2022-11-16 10:56:13,586 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2022-11-16 10:56:13,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 10:56:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 10:56:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-16 10:56:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-16 10:56:13,587 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-16 10:56:13,587 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-16 10:56:14,921 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 10:56:14,930 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 10:56:15,700 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-16 10:56:22,870 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 10:56:22,891 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 10:56:22,891 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 10:56:22,896 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:56:22 BoogieIcfgContainer [2022-11-16 10:56:22,897 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 10:56:22,899 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 10:56:22,899 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 10:56:22,903 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 10:56:22,903 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:56:08" (1/3) ... [2022-11-16 10:56:22,903 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74be8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:56:22, skipping insertion in model container [2022-11-16 10:56:22,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:56:12" (2/3) ... [2022-11-16 10:56:22,904 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74be8ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:56:22, skipping insertion in model container [2022-11-16 10:56:22,904 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:56:22" (3/3) ... [2022-11-16 10:56:22,905 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2022-11-16 10:56:22,924 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 10:56:22,925 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 10:56:23,022 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 10:56:23,028 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@52c8087e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 10:56:23,029 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 10:56:23,040 INFO L276 IsEmpty]: Start isEmpty. Operand has 2727 states, 1950 states have (on average 1.4158974358974359) internal successors, (2761), 2034 states have internal predecessors, (2761), 637 states have call successors, (637), 139 states have call predecessors, (637), 138 states have return successors, (622), 588 states have call predecessors, (622), 622 states have call successors, (622) [2022-11-16 10:56:23,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-16 10:56:23,058 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:56:23,059 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:56:23,060 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:56:23,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:56:23,065 INFO L85 PathProgramCache]: Analyzing trace with hash 770982373, now seen corresponding path program 1 times [2022-11-16 10:56:23,074 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:56:23,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1070249688] [2022-11-16 10:56:23,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:56:23,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:56:23,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:23,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 10:56:23,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:23,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:23,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:23,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:23,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 10:56:24,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 10:56:24,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-16 10:56:24,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 10:56:24,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-16 10:56:24,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 10:56:24,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-16 10:56:24,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 10:56:24,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-16 10:56:24,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-16 10:56:24,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 10:56:24,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-16 10:56:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 10:56:24,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-16 10:56:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-16 10:56:24,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-16 10:56:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,842 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-16 10:56:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-16 10:56:24,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:24,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:24,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-16 10:56:24,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:56:24,904 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1070249688] [2022-11-16 10:56:24,905 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1070249688] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:56:24,905 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:56:24,905 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 10:56:24,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1363371764] [2022-11-16 10:56:24,912 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:56:24,921 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 10:56:24,921 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:56:24,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 10:56:24,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-11-16 10:56:24,966 INFO L87 Difference]: Start difference. First operand has 2727 states, 1950 states have (on average 1.4158974358974359) internal successors, (2761), 2034 states have internal predecessors, (2761), 637 states have call successors, (637), 139 states have call predecessors, (637), 138 states have return successors, (622), 588 states have call predecessors, (622), 622 states have call successors, (622) Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-16 10:56:42,215 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:56:42,215 INFO L93 Difference]: Finished difference Result 6437 states and 10305 transitions. [2022-11-16 10:56:42,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 10:56:42,218 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 285 [2022-11-16 10:56:42,218 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:56:42,278 INFO L225 Difference]: With dead ends: 6437 [2022-11-16 10:56:42,278 INFO L226 Difference]: Without dead ends: 3689 [2022-11-16 10:56:42,309 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2022-11-16 10:56:42,316 INFO L413 NwaCegarLoop]: 3696 mSDtfsCounter, 3353 mSDsluCounter, 6037 mSDsCounter, 0 mSdLazyCounter, 5444 mSolverCounterSat, 2812 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3480 SdHoareTripleChecker+Valid, 9733 SdHoareTripleChecker+Invalid, 8256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2812 IncrementalHoareTripleChecker+Valid, 5444 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.5s IncrementalHoareTripleChecker+Time [2022-11-16 10:56:42,317 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3480 Valid, 9733 Invalid, 8256 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2812 Valid, 5444 Invalid, 0 Unknown, 0 Unchecked, 16.5s Time] [2022-11-16 10:56:42,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2022-11-16 10:56:42,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 2702. [2022-11-16 10:56:42,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2702 states, 1943 states have (on average 1.406587750900669) internal successors, (2733), 2010 states have internal predecessors, (2733), 620 states have call successors, (620), 138 states have call predecessors, (620), 138 states have return successors, (620), 586 states have call predecessors, (620), 620 states have call successors, (620) [2022-11-16 10:56:42,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2702 states to 2702 states and 3973 transitions. [2022-11-16 10:56:42,577 INFO L78 Accepts]: Start accepts. Automaton has 2702 states and 3973 transitions. Word has length 285 [2022-11-16 10:56:42,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:56:42,578 INFO L495 AbstractCegarLoop]: Abstraction has 2702 states and 3973 transitions. [2022-11-16 10:56:42,578 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-16 10:56:42,578 INFO L276 IsEmpty]: Start isEmpty. Operand 2702 states and 3973 transitions. [2022-11-16 10:56:42,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-11-16 10:56:42,583 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:56:42,584 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:56:42,584 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 10:56:42,584 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:56:42,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:56:42,585 INFO L85 PathProgramCache]: Analyzing trace with hash 1929545867, now seen corresponding path program 1 times [2022-11-16 10:56:42,585 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:56:42,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [499753584] [2022-11-16 10:56:42,586 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:56:42,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:56:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 10:56:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 10:56:43,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 10:56:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-16 10:56:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 10:56:43,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-16 10:56:43,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 10:56:43,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-16 10:56:43,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 10:56:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-16 10:56:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-16 10:56:43,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 10:56:43,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-16 10:56:43,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 10:56:43,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:56:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-16 10:56:43,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-16 10:56:43,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-16 10:56:43,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-16 10:56:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-16 10:56:43,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:56:43,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:56:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-16 10:56:43,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:56:43,917 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [499753584] [2022-11-16 10:56:43,917 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [499753584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:56:43,917 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:56:43,917 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 10:56:43,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584760844] [2022-11-16 10:56:43,918 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:56:43,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 10:56:43,919 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:56:43,920 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 10:56:43,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 10:56:43,920 INFO L87 Difference]: Start difference. First operand 2702 states and 3973 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-16 10:57:47,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:57:47,388 INFO L93 Difference]: Finished difference Result 17273 states and 28280 transitions. [2022-11-16 10:57:47,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-16 10:57:47,389 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 285 [2022-11-16 10:57:47,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:57:47,507 INFO L225 Difference]: With dead ends: 17273 [2022-11-16 10:57:47,508 INFO L226 Difference]: Without dead ends: 14613 [2022-11-16 10:57:47,539 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-16 10:57:47,540 INFO L413 NwaCegarLoop]: 5755 mSDtfsCounter, 22842 mSDsluCounter, 17976 mSDsCounter, 0 mSdLazyCounter, 25122 mSolverCounterSat, 12159 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24094 SdHoareTripleChecker+Valid, 23731 SdHoareTripleChecker+Invalid, 37281 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 12159 IncrementalHoareTripleChecker+Valid, 25122 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.3s IncrementalHoareTripleChecker+Time [2022-11-16 10:57:47,540 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24094 Valid, 23731 Invalid, 37281 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [12159 Valid, 25122 Invalid, 0 Unknown, 0 Unchecked, 61.3s Time] [2022-11-16 10:57:47,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14613 states. [2022-11-16 10:57:48,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14613 to 11941. [2022-11-16 10:57:48,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11941 states, 8557 states have (on average 1.4080869463597054) internal successors, (12049), 8859 states have internal predecessors, (12049), 2724 states have call successors, (2724), 551 states have call predecessors, (2724), 659 states have return successors, (3923), 2661 states have call predecessors, (3923), 2724 states have call successors, (3923) [2022-11-16 10:57:48,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11941 states to 11941 states and 18696 transitions. [2022-11-16 10:57:48,405 INFO L78 Accepts]: Start accepts. Automaton has 11941 states and 18696 transitions. Word has length 285 [2022-11-16 10:57:48,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:57:48,409 INFO L495 AbstractCegarLoop]: Abstraction has 11941 states and 18696 transitions. [2022-11-16 10:57:48,410 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-16 10:57:48,410 INFO L276 IsEmpty]: Start isEmpty. Operand 11941 states and 18696 transitions. [2022-11-16 10:57:48,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-11-16 10:57:48,418 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:57:48,418 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:57:48,418 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 10:57:48,418 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:57:48,419 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:57:48,419 INFO L85 PathProgramCache]: Analyzing trace with hash -1274817341, now seen corresponding path program 1 times [2022-11-16 10:57:48,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:57:48,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043242433] [2022-11-16 10:57:48,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:57:48,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:57:48,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 10:57:49,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 10:57:49,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 10:57:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-16 10:57:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 10:57:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-16 10:57:49,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 10:57:49,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-16 10:57:49,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 10:57:49,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-16 10:57:49,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-16 10:57:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 10:57:49,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-16 10:57:49,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 10:57:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:57:49,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-16 10:57:49,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,670 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-16 10:57:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-16 10:57:49,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,713 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-16 10:57:49,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-16 10:57:49,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:57:49,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:57:49,757 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-16 10:57:49,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:57:49,758 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043242433] [2022-11-16 10:57:49,758 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043242433] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:57:49,758 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:57:49,758 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 10:57:49,759 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115464613] [2022-11-16 10:57:49,759 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:57:49,759 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 10:57:49,760 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:57:49,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 10:57:49,761 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 10:57:49,761 INFO L87 Difference]: Start difference. First operand 11941 states and 18696 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-16 10:58:48,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 10:58:48,566 INFO L93 Difference]: Finished difference Result 70153 states and 123530 transitions. [2022-11-16 10:58:48,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-16 10:58:48,566 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 286 [2022-11-16 10:58:48,567 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 10:58:49,283 INFO L225 Difference]: With dead ends: 70153 [2022-11-16 10:58:49,283 INFO L226 Difference]: Without dead ends: 58254 [2022-11-16 10:58:49,481 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-16 10:58:49,482 INFO L413 NwaCegarLoop]: 5845 mSDtfsCounter, 20074 mSDsluCounter, 19977 mSDsCounter, 0 mSdLazyCounter, 27212 mSolverCounterSat, 10445 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21330 SdHoareTripleChecker+Valid, 25822 SdHoareTripleChecker+Invalid, 37657 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10445 IncrementalHoareTripleChecker+Valid, 27212 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.9s IncrementalHoareTripleChecker+Time [2022-11-16 10:58:49,482 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21330 Valid, 25822 Invalid, 37657 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10445 Valid, 27212 Invalid, 0 Unknown, 0 Unchecked, 54.9s Time] [2022-11-16 10:58:49,544 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58254 states. [2022-11-16 10:58:53,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58254 to 49770. [2022-11-16 10:58:53,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49770 states, 35603 states have (on average 1.40724096284021) internal successors, (50102), 36857 states have internal predecessors, (50102), 11355 states have call successors, (11355), 2204 states have call predecessors, (11355), 2811 states have return successors, (21858), 11231 states have call predecessors, (21858), 11355 states have call successors, (21858) [2022-11-16 10:58:54,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49770 states to 49770 states and 83315 transitions. [2022-11-16 10:58:54,714 INFO L78 Accepts]: Start accepts. Automaton has 49770 states and 83315 transitions. Word has length 286 [2022-11-16 10:58:54,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 10:58:54,718 INFO L495 AbstractCegarLoop]: Abstraction has 49770 states and 83315 transitions. [2022-11-16 10:58:54,718 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-16 10:58:54,718 INFO L276 IsEmpty]: Start isEmpty. Operand 49770 states and 83315 transitions. [2022-11-16 10:58:54,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2022-11-16 10:58:54,724 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 10:58:54,724 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 10:58:54,725 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-16 10:58:54,725 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 10:58:54,725 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 10:58:54,725 INFO L85 PathProgramCache]: Analyzing trace with hash -1537690429, now seen corresponding path program 1 times [2022-11-16 10:58:54,726 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 10:58:54,726 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [893812604] [2022-11-16 10:58:54,726 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 10:58:54,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 10:58:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-16 10:58:55,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-11-16 10:58:55,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-16 10:58:55,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2022-11-16 10:58:55,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-16 10:58:55,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2022-11-16 10:58:55,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2022-11-16 10:58:55,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,755 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2022-11-16 10:58:55,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2022-11-16 10:58:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2022-11-16 10:58:55,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2022-11-16 10:58:55,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:55,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:55,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:55,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2022-11-16 10:58:56,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:56,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2022-11-16 10:58:56,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:56,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2022-11-16 10:58:56,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-16 10:58:56,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-11-16 10:58:56,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2022-11-16 10:58:56,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2022-11-16 10:58:56,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2022-11-16 10:58:56,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2022-11-16 10:58:56,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-16 10:58:56,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 10:58:56,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2022-11-16 10:58:56,298 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 10:58:56,298 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [893812604] [2022-11-16 10:58:56,299 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [893812604] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 10:58:56,299 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 10:58:56,299 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2022-11-16 10:58:56,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022946640] [2022-11-16 10:58:56,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 10:58:56,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2022-11-16 10:58:56,300 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 10:58:56,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2022-11-16 10:58:56,301 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2022-11-16 10:58:56,301 INFO L87 Difference]: Start difference. First operand 49770 states and 83315 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2022-11-16 11:00:06,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 11:00:06,887 INFO L93 Difference]: Finished difference Result 282510 states and 567803 transitions. [2022-11-16 11:00:06,887 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-11-16 11:00:06,888 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 287 [2022-11-16 11:00:06,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 11:00:09,721 INFO L225 Difference]: With dead ends: 282510 [2022-11-16 11:00:09,721 INFO L226 Difference]: Without dead ends: 232782 [2022-11-16 11:00:11,134 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2022-11-16 11:00:11,135 INFO L413 NwaCegarLoop]: 5610 mSDtfsCounter, 17381 mSDsluCounter, 22924 mSDsCounter, 0 mSdLazyCounter, 28588 mSolverCounterSat, 8700 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18649 SdHoareTripleChecker+Valid, 28534 SdHoareTripleChecker+Invalid, 37288 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 8700 IncrementalHoareTripleChecker+Valid, 28588 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 54.8s IncrementalHoareTripleChecker+Time [2022-11-16 11:00:11,135 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18649 Valid, 28534 Invalid, 37288 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [8700 Valid, 28588 Invalid, 0 Unknown, 0 Unchecked, 54.8s Time] [2022-11-16 11:00:11,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232782 states.