./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ --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 b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b --- 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-dbf71c6-m [2022-10-17 10:54:37,108 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:54:37,110 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:54:37,142 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:54:37,143 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:54:37,144 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:54:37,146 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:54:37,148 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:54:37,151 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:54:37,152 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:54:37,153 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:54:37,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:54:37,155 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:54:37,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:54:37,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:54:37,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:54:37,160 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:54:37,161 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:54:37,164 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:54:37,166 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:54:37,168 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:54:37,170 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:54:37,174 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:54:37,175 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:54:37,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:54:37,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:54:37,193 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:54:37,194 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:54:37,194 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:54:37,196 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:54:37,197 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:54:37,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:54:37,200 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:54:37,201 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:54:37,202 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:54:37,202 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:54:37,203 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:54:37,203 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:54:37,204 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:54:37,205 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:54:37,206 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:54:37,207 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:54:37,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:54:37,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:54:37,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:54:37,254 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:54:37,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:54:37,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:54:37,256 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:54:37,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:54:37,256 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:54:37,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:54:37,258 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:54:37,258 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:54:37,258 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:54:37,259 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:54:37,259 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:54:37,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:54:37,259 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:54:37,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:54:37,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:54:37,260 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:54:37,260 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:54:37,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:37,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:54:37,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:54:37,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:54:37,262 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:54:37,262 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:54:37,262 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:54:37,262 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:54:37,263 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:54:37,263 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_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b09307eff68471b13f9f4af8ca37265160c175233f57a4afa3e4fdd6d6503a6b [2022-10-17 10:54:37,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:54:37,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:54:37,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:54:37,556 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:54:37,557 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:54:37,558 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2022-10-17 10:54:37,634 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/data/9d30e4172/263f7839a32a48de982efc3c74a3c0fb/FLAG5a6f57879 [2022-10-17 10:54:38,632 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:54:38,632 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2022-10-17 10:54:38,707 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/data/9d30e4172/263f7839a32a48de982efc3c74a3c0fb/FLAG5a6f57879 [2022-10-17 10:54:38,954 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/data/9d30e4172/263f7839a32a48de982efc3c74a3c0fb [2022-10-17 10:54:38,957 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:54:38,958 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:54:38,960 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:38,960 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:54:38,964 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:54:38,964 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:38" (1/1) ... [2022-10-17 10:54:38,966 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61d6fc7c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:38, skipping insertion in model container [2022-10-17 10:54:38,966 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:54:38" (1/1) ... [2022-10-17 10:54:38,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:54:39,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:54:42,575 WARN L230 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_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i[416808,416821] [2022-10-17 10:54:42,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:42,720 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:54:43,324 WARN L230 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_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i[416808,416821] [2022-10-17 10:54:43,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:54:43,568 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:54:43,569 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43 WrapperNode [2022-10-17 10:54:43,570 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:54:43,572 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:43,573 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:54:43,573 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:54:43,580 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:43,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:43,919 INFO L138 Inliner]: procedures = 426, calls = 2213, calls flagged for inlining = 204, calls inlined = 184, statements flattened = 6226 [2022-10-17 10:54:43,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:54:43,920 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:54:43,920 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:54:43,920 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:54:43,927 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:43,928 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:43,955 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:43,956 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,148 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,309 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,423 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:54:44,425 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:54:44,425 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:54:44,425 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:54:44,426 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (1/1) ... [2022-10-17 10:54:44,434 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:54:44,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:54:44,464 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:54:44,492 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3f5bde98-0a07-4d6d-83ea-6e27c083eac7/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:54:44,513 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_done [2022-10-17 10:54:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_done [2022-10-17 10:54:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_get_wwn [2022-10-17 10:54:44,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_get_wwn [2022-10-17 10:54:44,514 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_request [2022-10-17 10:54:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_request [2022-10-17 10:54:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2022-10-17 10:54:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_del [2022-10-17 10:54:44,515 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_del [2022-10-17 10:54:44,515 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2022-10-17 10:54:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2022-10-17 10:54:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:54:44,516 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:54:44,516 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2022-10-17 10:54:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2022-10-17 10:54:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-10-17 10:54:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-10-17 10:54:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2022-10-17 10:54:44,517 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2022-10-17 10:54:44,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-10-17 10:54:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-10-17 10:54:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:54:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:54:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev [2022-10-17 10:54:44,518 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev [2022-10-17 10:54:44,518 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_recv_flogi [2022-10-17 10:54:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_recv_flogi [2022-10-17 10:54:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2022-10-17 10:54:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2022-10-17 10:54:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2022-10-17 10:54:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2022-10-17 10:54:44,519 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2022-10-17 10:54:44,519 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2022-10-17 10:54:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_dev_from_skb [2022-10-17 10:54:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_dev_from_skb [2022-10-17 10:54:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_4 [2022-10-17 10:54:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_4 [2022-10-17 10:54:44,520 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_create [2022-10-17 10:54:44,520 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_create [2022-10-17 10:54:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_priv [2022-10-17 10:54:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_priv [2022-10-17 10:54:44,521 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2022-10-17 10:54:44,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2022-10-17 10:54:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_ok [2022-10-17 10:54:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_ok [2022-10-17 10:54:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_vport_destroy [2022-10-17 10:54:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_vport_destroy [2022-10-17 10:54:44,522 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_alloc [2022-10-17 10:54:44,522 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_alloc [2022-10-17 10:54:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_port_state [2022-10-17 10:54:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_port_state [2022-10-17 10:54:44,523 INFO L130 BoogieDeclarations]: Found specification of procedure fc_release_transport [2022-10-17 10:54:44,523 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_release_transport [2022-10-17 10:54:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_reset [2022-10-17 10:54:44,524 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_reset [2022-10-17 10:54:44,524 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-10-17 10:54:44,525 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-10-17 10:54:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:54:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:54:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_link_speed_update [2022-10-17 10:54:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_link_speed_update [2022-10-17 10:54:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_xmit [2022-10-17 10:54:44,526 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_xmit [2022-10-17 10:54:44,526 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2022-10-17 10:54:44,527 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2022-10-17 10:54:44,527 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:54:44,527 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2022-10-17 10:54:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2022-10-17 10:54:44,528 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-10-17 10:54:44,528 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-10-17 10:54:44,529 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_remove [2022-10-17 10:54:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_remove [2022-10-17 10:54:44,529 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_alloc [2022-10-17 10:54:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_alloc [2022-10-17 10:54:44,529 INFO L130 BoogieDeclarations]: Found specification of procedure is_fip_mode [2022-10-17 10:54:44,529 INFO L138 BoogieDeclarations]: Found implementation of procedure is_fip_mode [2022-10-17 10:54:44,530 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-10-17 10:54:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-10-17 10:54:44,530 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_check_wait_queue [2022-10-17 10:54:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_check_wait_queue [2022-10-17 10:54:44,530 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2022-10-17 10:54:44,530 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2022-10-17 10:54:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:54:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2022-10-17 10:54:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2022-10-17 10:54:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_target [2022-10-17 10:54:44,531 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_target [2022-10-17 10:54:44,531 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_rport_loss_tmo [2022-10-17 10:54:44,532 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_rport_loss_tmo [2022-10-17 10:54:44,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:54:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ddp_setup [2022-10-17 10:54:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ddp_setup [2022-10-17 10:54:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:54:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:54:44,533 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:54:44,533 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_wwn_from_mac [2022-10-17 10:54:44,534 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_wwn_from_mac [2022-10-17 10:54:44,534 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-10-17 10:54:44,535 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-10-17 10:54:44,535 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-10-17 10:54:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-10-17 10:54:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:54:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:54:44,536 INFO L130 BoogieDeclarations]: Found specification of procedure fc_attach_transport [2022-10-17 10:54:44,536 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_attach_transport [2022-10-17 10:54:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_hostlist_lookup_port [2022-10-17 10:54:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_hostlist_lookup_port [2022-10-17 10:54:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_getapp [2022-10-17 10:54:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_getapp [2022-10-17 10:54:44,537 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2022-10-17 10:54:44,537 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2022-10-17 10:54:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-10-17 10:54:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-10-17 10:54:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure _fcoe_create [2022-10-17 10:54:44,538 INFO L138 BoogieDeclarations]: Found implementation of procedure _fcoe_create [2022-10-17 10:54:44,538 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2022-10-17 10:54:44,539 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2022-10-17 10:54:44,539 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-10-17 10:54:44,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-10-17 10:54:44,542 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2022-10-17 10:54:44,542 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2022-10-17 10:54:44,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:54:44,543 INFO L130 BoogieDeclarations]: Found specification of procedure dcb_ieee_getapp_mask [2022-10-17 10:54:44,544 INFO L138 BoogieDeclarations]: Found implementation of procedure dcb_ieee_getapp_mask [2022-10-17 10:54:44,545 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:54:44,546 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_mfs [2022-10-17 10:54:44,546 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_mfs [2022-10-17 10:54:44,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:54:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:54:44,552 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-10-17 10:54:44,552 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_up [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_up [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure lport_priv [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure lport_priv [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_netdev_features_change [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_netdev_features_change [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_disable [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_disable [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2022-10-17 10:54:44,553 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_clean_pending_queue [2022-10-17 10:54:44,553 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_clean_pending_queue [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_net [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_net [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_enabled [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_enabled [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_link_down [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_link_down [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2022-10-17 10:54:44,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:54:44,554 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:54:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure eth_hdr [2022-10-17 10:54:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_hdr [2022-10-17 10:54:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-10-17 10:54:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-10-17 10:54:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-10-17 10:54:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-10-17 10:54:44,555 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2022-10-17 10:54:44,555 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2022-10-17 10:54:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_get_lesb [2022-10-17 10:54:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_get_lesb [2022-10-17 10:54:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:54:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:54:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:54:44,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:54:44,556 INFO L130 BoogieDeclarations]: Found specification of procedure fc_elsct_send [2022-10-17 10:54:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_elsct_send [2022-10-17 10:54:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_vlan_id [2022-10-17 10:54:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_vlan_id [2022-10-17 10:54:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2022-10-17 10:54:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2022-10-17 10:54:44,557 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-10-17 10:54:44,557 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-10-17 10:54:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-10-17 10:54:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-10-17 10:54:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-17 10:54:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-10-17 10:54:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-10-17 10:54:44,558 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_speed [2022-10-17 10:54:44,558 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_speed [2022-10-17 10:54:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2022-10-17 10:54:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2022-10-17 10:54:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_create [2022-10-17 10:54:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_create [2022-10-17 10:54:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-10-17 10:54:44,559 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-10-17 10:54:44,559 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:54:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:54:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_destroy [2022-10-17 10:54:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_destroy [2022-10-17 10:54:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:54:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:54:44,560 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-10-17 10:54:44,560 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-10-17 10:54:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_priv [2022-10-17 10:54:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_priv [2022-10-17 10:54:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_del [2022-10-17 10:54:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_del [2022-10-17 10:54:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy [2022-10-17 10:54:44,561 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy [2022-10-17 10:54:44,561 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-10-17 10:54:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-10-17 10:54:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_2 [2022-10-17 10:54:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_2 [2022-10-17 10:54:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2022-10-17 10:54:44,562 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2022-10-17 10:54:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:54:44,562 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-10-17 10:54:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-10-17 10:54:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwpn [2022-10-17 10:54:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwpn [2022-10-17 10:54:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure module_put [2022-10-17 10:54:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure module_put [2022-10-17 10:54:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:54:44,563 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2022-10-17 10:54:44,563 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2022-10-17 10:54:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-10-17 10:54:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-10-17 10:54:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2022-10-17 10:54:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2022-10-17 10:54:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_percpu_thread_destroy [2022-10-17 10:54:44,564 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_percpu_thread_destroy [2022-10-17 10:54:44,564 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-10-17 10:54:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-10-17 10:54:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-10-17 10:54:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-10-17 10:54:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_cleanup [2022-10-17 10:54:44,565 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_cleanup [2022-10-17 10:54:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:54:44,565 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2022-10-17 10:54:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~X~$Pointer$~X~int~TO~int [2022-10-17 10:54:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2022-10-17 10:54:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2022-10-17 10:54:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure dev_add_pack [2022-10-17 10:54:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_add_pack [2022-10-17 10:54:44,566 INFO L130 BoogieDeclarations]: Found specification of procedure fc_set_wwnn [2022-10-17 10:54:44,566 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_set_wwnn [2022-10-17 10:54:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-10-17 10:54:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-10-17 10:54:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-10-17 10:54:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-10-17 10:54:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2022-10-17 10:54:44,567 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2022-10-17 10:54:44,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2022-10-17 10:54:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2022-10-17 10:54:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_enable [2022-10-17 10:54:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_enable [2022-10-17 10:54:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2022-10-17 10:54:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2022-10-17 10:54:44,568 INFO L130 BoogieDeclarations]: Found specification of procedure dev_uc_add [2022-10-17 10:54:44,568 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_uc_add [2022-10-17 10:54:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-10-17 10:54:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-10-17 10:54:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2022-10-17 10:54:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u16~0~TO~int [2022-10-17 10:54:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_destroy [2022-10-17 10:54:44,569 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_destroy [2022-10-17 10:54:44,569 INFO L130 BoogieDeclarations]: Found specification of procedure dev_put [2022-10-17 10:54:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_put [2022-10-17 10:54:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_interface_setup [2022-10-17 10:54:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_interface_setup [2022-10-17 10:54:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_2 [2022-10-17 10:54:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_2 [2022-10-17 10:54:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:54:44,570 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_if_create [2022-10-17 10:54:44,570 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_if_create [2022-10-17 10:54:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_ctlr_device_delete [2022-10-17 10:54:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_ctlr_device_delete [2022-10-17 10:54:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:54:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:54:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_add [2022-10-17 10:54:44,571 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_add [2022-10-17 10:54:44,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-10-17 10:54:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-10-17 10:54:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-10-17 10:54:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-10-17 10:54:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-10-17 10:54:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-10-17 10:54:44,572 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2022-10-17 10:54:44,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2022-10-17 10:54:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_port_send [2022-10-17 10:54:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_port_send [2022-10-17 10:54:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2022-10-17 10:54:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2022-10-17 10:54:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_destroy_work [2022-10-17 10:54:44,573 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_destroy_work [2022-10-17 10:54:44,573 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-10-17 10:54:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-10-17 10:54:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_check [2022-10-17 10:54:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_check [2022-10-17 10:54:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2022-10-17 10:54:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2022-10-17 10:54:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure fc_slave_alloc [2022-10-17 10:54:44,574 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_slave_alloc [2022-10-17 10:54:44,574 INFO L130 BoogieDeclarations]: Found specification of procedure ffs [2022-10-17 10:54:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ffs [2022-10-17 10:54:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure fcoe_elsct_send [2022-10-17 10:54:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure fcoe_elsct_send [2022-10-17 10:54:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure vlan_dev_real_dev [2022-10-17 10:54:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vlan_dev_real_dev [2022-10-17 10:54:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2022-10-17 10:54:44,575 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2022-10-17 10:54:44,575 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2022-10-17 10:54:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2022-10-17 10:54:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure dev_mc_del [2022-10-17 10:54:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_mc_del [2022-10-17 10:54:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_remove_pack [2022-10-17 10:54:44,576 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_remove_pack [2022-10-17 10:54:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:54:44,576 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-10-17 10:54:44,577 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-10-17 10:54:45,618 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:54:45,623 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:54:46,545 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:54:53,473 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:54:53,497 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:54:53,498 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:54:53,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:54:53 BoogieIcfgContainer [2022-10-17 10:54:53,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:54:53,508 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:54:53,508 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:54:53,511 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:54:53,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:54:38" (1/3) ... [2022-10-17 10:54:53,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48409591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:54:53, skipping insertion in model container [2022-10-17 10:54:53,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:54:43" (2/3) ... [2022-10-17 10:54:53,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48409591 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:54:53, skipping insertion in model container [2022-10-17 10:54:53,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:54:53" (3/3) ... [2022-10-17 10:54:53,514 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--fcoe--fcoe.ko-entry_point.cil.out.i [2022-10-17 10:54:53,533 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:54:53,533 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:54:53,650 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:54:53,657 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;@424c7352, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:54:53,657 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:54:53,671 INFO L276 IsEmpty]: Start isEmpty. Operand has 2568 states, 1845 states have (on average 1.4065040650406504) internal successors, (2595), 1904 states have internal predecessors, (2595), 572 states have call successors, (572), 150 states have call predecessors, (572), 149 states have return successors, (559), 549 states have call predecessors, (559), 559 states have call successors, (559) [2022-10-17 10:54:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 524 [2022-10-17 10:54:53,744 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:54:53,745 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:54:53,745 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:54:53,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:54:53,751 INFO L85 PathProgramCache]: Analyzing trace with hash -1290223588, now seen corresponding path program 1 times [2022-10-17 10:54:53,761 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:54:53,761 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [627272887] [2022-10-17 10:54:53,762 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:54:53,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:54:54,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:54:55,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-10-17 10:54:55,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-10-17 10:54:55,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-10-17 10:54:55,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-10-17 10:54:55,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-10-17 10:54:55,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-10-17 10:54:55,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-10-17 10:54:55,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2022-10-17 10:54:55,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-10-17 10:54:55,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2022-10-17 10:54:55,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:55,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:55,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-10-17 10:54:55,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-10-17 10:54:56,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2022-10-17 10:54:56,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2022-10-17 10:54:56,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2022-10-17 10:54:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2022-10-17 10:54:56,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2022-10-17 10:54:56,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2022-10-17 10:54:56,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2022-10-17 10:54:56,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2022-10-17 10:54:56,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2022-10-17 10:54:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2022-10-17 10:54:56,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2022-10-17 10:54:56,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2022-10-17 10:54:56,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2022-10-17 10:54:56,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2022-10-17 10:54:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2022-10-17 10:54:56,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 355 [2022-10-17 10:54:56,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 366 [2022-10-17 10:54:56,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 377 [2022-10-17 10:54:56,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,934 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:56,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 406 [2022-10-17 10:54:56,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:56,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 412 [2022-10-17 10:54:56,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 420 [2022-10-17 10:54:57,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-17 10:54:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2022-10-17 10:54:57,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 444 [2022-10-17 10:54:57,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 449 [2022-10-17 10:54:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 455 [2022-10-17 10:54:57,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 465 [2022-10-17 10:54:57,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 469 [2022-10-17 10:54:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 472 [2022-10-17 10:54:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 481 [2022-10-17 10:54:57,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 484 [2022-10-17 10:54:57,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 488 [2022-10-17 10:54:57,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 499 [2022-10-17 10:54:57,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:54:57,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-10-17 10:54:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:54:57,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2318 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2318 trivial. 0 not checked. [2022-10-17 10:54:57,445 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:54:57,446 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [627272887] [2022-10-17 10:54:57,447 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [627272887] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:54:57,451 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:54:57,451 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-10-17 10:54:57,453 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1286162636] [2022-10-17 10:54:57,454 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:54:57,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-10-17 10:54:57,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:54:57,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-10-17 10:54:57,494 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-10-17 10:54:57,502 INFO L87 Difference]: Start difference. First operand has 2568 states, 1845 states have (on average 1.4065040650406504) internal successors, (2595), 1904 states have internal predecessors, (2595), 572 states have call successors, (572), 150 states have call predecessors, (572), 149 states have return successors, (559), 549 states have call predecessors, (559), 559 states have call successors, (559) Second operand has 7 states, 7 states have (on average 19.857142857142858) internal successors, (139), 2 states have internal predecessors, (139), 2 states have call successors, (55), 7 states have call predecessors, (55), 2 states have return successors, (51), 2 states have call predecessors, (51), 2 states have call successors, (51) [2022-10-17 10:55:04,627 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-10-17 10:55:07,354 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []