./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.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_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/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_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/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_24f04792-c3df-47bc-b7b6-efe235950f2b/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 abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 --- 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 10:11:40,629 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:11:40,632 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:11:40,672 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:11:40,673 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:11:40,674 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:11:40,676 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:11:40,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:11:40,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:11:40,683 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:11:40,684 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:11:40,686 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:11:40,687 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:11:40,688 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:11:40,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:11:40,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:11:40,693 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:11:40,695 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:11:40,697 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:11:40,700 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:11:40,702 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:11:40,704 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:11:40,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:11:40,708 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:11:40,714 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:11:40,715 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:11:40,715 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:11:40,716 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:11:40,717 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:11:40,719 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:11:40,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:11:40,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:11:40,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:11:40,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:11:40,724 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:11:40,724 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:11:40,726 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:11:40,726 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:11:40,726 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:11:40,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:11:40,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:11:40,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:11:40,763 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:11:40,763 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:11:40,764 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:11:40,764 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:11:40,765 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:11:40,765 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:11:40,766 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:11:40,766 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:11:40,766 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:11:40,767 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:11:40,767 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:11:40,767 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:11:40,767 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:11:40,768 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:11:40,768 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:11:40,768 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:11:40,768 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:11:40,769 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:11:40,769 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:11:40,769 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:11:40,769 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:11:40,770 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:11:40,770 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:11:40,770 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:11:40,770 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:11:40,771 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:11:40,771 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:11:40,771 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:11:40,771 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:11:40,772 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:11:40,772 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_24f04792-c3df-47bc-b7b6-efe235950f2b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> abfdd6ea704cd13da9f6c4fa68989a6001819ce06b341c8a00315bc983ef4819 [2022-10-17 10:11:41,106 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:11:41,127 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:11:41,130 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:11:41,132 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:11:41,133 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:11:41,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-10-17 10:11:41,205 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/data/2c499f29b/31e9745afe3d4a47a2c27091480fdef9/FLAG8d0a74393 [2022-10-17 10:11:42,417 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:11:42,417 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-10-17 10:11:42,514 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/data/2c499f29b/31e9745afe3d4a47a2c27091480fdef9/FLAG8d0a74393 [2022-10-17 10:11:42,621 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/data/2c499f29b/31e9745afe3d4a47a2c27091480fdef9 [2022-10-17 10:11:42,628 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:11:42,631 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:11:42,635 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:42,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:11:42,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:11:42,640 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:42" (1/1) ... [2022-10-17 10:11:42,643 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e09fac2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:42, skipping insertion in model container [2022-10-17 10:11:42,643 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:11:42" (1/1) ... [2022-10-17 10:11:42,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:11:42,896 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:11:47,460 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_24f04792-c3df-47bc-b7b6-efe235950f2b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2022-10-17 10:11:47,464 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_24f04792-c3df-47bc-b7b6-efe235950f2b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2022-10-17 10:11:47,496 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:47,576 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:11:48,194 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_24f04792-c3df-47bc-b7b6-efe235950f2b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[422956,422969] [2022-10-17 10:11:48,194 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_24f04792-c3df-47bc-b7b6-efe235950f2b/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i[423101,423114] [2022-10-17 10:11:48,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:11:48,525 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:11:48,525 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48 WrapperNode [2022-10-17 10:11:48,526 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:11:48,527 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:48,527 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:11:48,528 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:11:48,536 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:48,691 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:48,967 INFO L138 Inliner]: procedures = 556, calls = 2946, calls flagged for inlining = 291, calls inlined = 260, statements flattened = 7648 [2022-10-17 10:11:48,967 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:11:48,968 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:11:48,969 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:11:48,969 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:11:48,980 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:48,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,109 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,324 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,363 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,419 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,461 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,520 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:11:49,522 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:11:49,523 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:11:49,524 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:11:49,525 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (1/1) ... [2022-10-17 10:11:49,533 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:11:49,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:11:49,571 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:11:49,589 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24f04792-c3df-47bc-b7b6-efe235950f2b/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:11:49,630 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_write [2022-10-17 10:11:49,630 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_write [2022-10-17 10:11:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-10-17 10:11:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-10-17 10:11:49,631 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-10-17 10:11:49,631 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-10-17 10:11:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-10-17 10:11:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-10-17 10:11:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_86 [2022-10-17 10:11:49,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_86 [2022-10-17 10:11:49,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:11:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:11:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-10-17 10:11:49,633 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-10-17 10:11:49,633 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-10-17 10:11:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-10-17 10:11:49,634 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-10-17 10:11:49,634 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-10-17 10:11:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_interrupt [2022-10-17 10:11:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_interrupt [2022-10-17 10:11:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2022-10-17 10:11:49,635 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2022-10-17 10:11:49,635 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-10-17 10:11:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-10-17 10:11:49,636 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-10-17 10:11:49,636 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-10-17 10:11:49,637 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-10-17 10:11:49,637 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-10-17 10:11:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-10-17 10:11:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-10-17 10:11:49,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-10-17 10:11:49,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-10-17 10:11:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-10-17 10:11:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-10-17 10:11:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 10:11:49,639 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_bcr [2022-10-17 10:11:49,639 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_bcr [2022-10-17 10:11:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-10-17 10:11:49,640 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-10-17 10:11:49,640 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-10-17 10:11:49,641 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-10-17 10:11:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-10-17 10:11:49,641 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2022-10-17 10:11:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pcnet32_cleanup_module_16_2 [2022-10-17 10:11:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-10-17 10:11:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-10-17 10:11:49,642 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2022-10-17 10:11:49,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2022-10-17 10:11:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-10-17 10:11:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-10-17 10:11:49,643 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-10-17 10:11:49,643 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_tx_ring [2022-10-17 10:11:49,644 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_tx_ring [2022-10-17 10:11:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:11:49,644 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-10-17 10:11:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-10-17 10:11:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-10-17 10:11:49,646 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-10-17 10:11:49,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-10-17 10:11:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-10-17 10:11:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_bcr [2022-10-17 10:11:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_bcr [2022-10-17 10:11:49,647 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-10-17 10:11:49,647 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-10-17 10:11:49,648 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-10-17 10:11:49,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-10-17 10:11:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-10-17 10:11:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-10-17 10:11:49,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-10-17 10:11:49,649 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-10-17 10:11:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-10-17 10:11:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-10-17 10:11:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-10-17 10:11:49,650 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-10-17 10:11:49,650 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_start [2022-10-17 10:11:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_start [2022-10-17 10:11:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-10-17 10:11:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-10-17 10:11:49,651 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~~u16~0 [2022-10-17 10:11:49,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~~u16~0 [2022-10-17 10:11:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:11:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-10-17 10:11:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-10-17 10:11:49,652 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-10-17 10:11:49,652 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-10-17 10:11:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-10-17 10:11:49,653 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-10-17 10:11:49,653 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_3 [2022-10-17 10:11:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_3 [2022-10-17 10:11:49,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-10-17 10:11:49,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-10-17 10:11:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-10-17 10:11:49,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-10-17 10:11:49,655 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_open [2022-10-17 10:11:49,656 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_open [2022-10-17 10:11:49,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:11:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-10-17 10:11:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-10-17 10:11:49,657 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-10-17 10:11:49,657 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-10-17 10:11:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-10-17 10:11:49,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-10-17 10:11:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 10:11:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-10-17 10:11:49,658 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:11:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-10-17 10:11:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_reset [2022-10-17 10:11:49,659 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_reset [2022-10-17 10:11:49,659 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:11:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-10-17 10:11:49,660 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-10-17 10:11:49,660 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-10-17 10:11:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_lock_of_pcnet32_private [2022-10-17 10:11:49,661 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_lock_of_pcnet32_private [2022-10-17 10:11:49,661 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-10-17 10:11:49,662 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-10-17 10:11:49,663 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_restart [2022-10-17 10:11:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_restart [2022-10-17 10:11:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-10-17 10:11:49,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-10-17 10:11:49,666 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-10-17 10:11:49,668 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-10-17 10:11:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-10-17 10:11:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-10-17 10:11:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-10-17 10:11:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-10-17 10:11:49,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-10-17 10:11:49,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-10-17 10:11:49,677 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_csr [2022-10-17 10:11:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_csr [2022-10-17 10:11:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-10-17 10:11:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-10-17 10:11:49,678 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-10-17 10:11:49,678 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-10-17 10:11:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_reset [2022-10-17 10:11:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_reset [2022-10-17 10:11:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure mdio_read [2022-10-17 10:11:49,679 INFO L138 BoogieDeclarations]: Found implementation of procedure mdio_read [2022-10-17 10:11:49,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:11:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:11:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-10-17 10:11:49,680 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-10-17 10:11:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-10-17 10:11:49,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-10-17 10:11:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-10-17 10:11:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-10-17 10:11:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_pm_resume [2022-10-17 10:11:49,681 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_pm_resume [2022-10-17 10:11:49,681 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_check_media [2022-10-17 10:11:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_check_media [2022-10-17 10:11:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_get_regs_len [2022-10-17 10:11:49,682 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_get_regs_len [2022-10-17 10:11:49,682 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-10-17 10:11:49,683 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-10-17 10:11:49,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-10-17 10:11:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_poll_controller [2022-10-17 10:11:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_poll_controller [2022-10-17 10:11:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_free_ring [2022-10-17 10:11:49,684 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_free_ring [2022-10-17 10:11:49,684 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-10-17 10:11:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-10-17 10:11:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 10:11:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 10:11:49,685 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-10-17 10:11:49,685 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-10-17 10:11:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-10-17 10:11:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-10-17 10:11:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-10-17 10:11:49,686 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-10-17 10:11:49,686 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_gset [2022-10-17 10:11:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_gset [2022-10-17 10:11:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_purge_rx_ring [2022-10-17 10:11:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_purge_rx_ring [2022-10-17 10:11:49,687 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_write_csr [2022-10-17 10:11:49,687 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_write_csr [2022-10-17 10:11:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_tx_timeout [2022-10-17 10:11:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_tx_timeout [2022-10-17 10:11:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-10-17 10:11:49,688 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-10-17 10:11:49,688 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 10:11:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_netif_stop [2022-10-17 10:11:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_netif_stop [2022-10-17 10:11:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-10-17 10:11:49,689 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-10-17 10:11:49,689 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 10:11:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_lock_of_pcnet32_private [2022-10-17 10:11:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_lock_of_pcnet32_private [2022-10-17 10:11:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:11:49,690 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_csr [2022-10-17 10:11:49,690 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_csr [2022-10-17 10:11:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_set_multicast_list [2022-10-17 10:11:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_set_multicast_list [2022-10-17 10:11:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure outw [2022-10-17 10:11:49,691 INFO L138 BoogieDeclarations]: Found implementation of procedure outw [2022-10-17 10:11:49,691 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-10-17 10:11:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-10-17 10:11:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure mii_link_ok [2022-10-17 10:11:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_link_ok [2022-10-17 10:11:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-10-17 10:11:49,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-10-17 10:11:49,692 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_probe1 [2022-10-17 10:11:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_probe1 [2022-10-17 10:11:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-10-17 10:11:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-10-17 10:11:49,693 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-10-17 10:11:49,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-10-17 10:11:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_remove_one [2022-10-17 10:11:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_remove_one [2022-10-17 10:11:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure mii_ethtool_sset [2022-10-17 10:11:49,694 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_ethtool_sset [2022-10-17 10:11:49,694 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2022-10-17 10:11:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~X~~u16~0~TO~VOID [2022-10-17 10:11:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_dwio_read_bcr [2022-10-17 10:11:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_dwio_read_bcr [2022-10-17 10:11:49,695 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-10-17 10:11:49,695 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-10-17 10:11:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-10-17 10:11:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-10-17 10:11:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-10-17 10:11:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-10-17 10:11:49,696 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_read_bcr [2022-10-17 10:11:49,696 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_read_bcr [2022-10-17 10:11:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-10-17 10:11:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-10-17 10:11:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_init_ring [2022-10-17 10:11:49,697 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_init_ring [2022-10-17 10:11:49,697 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_close [2022-10-17 10:11:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_close [2022-10-17 10:11:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-10-17 10:11:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-10-17 10:11:49,698 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-10-17 10:11:49,698 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-10-17 10:11:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:11:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_suspend [2022-10-17 10:11:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_suspend [2022-10-17 10:11:49,699 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-10-17 10:11:49,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-10-17 10:11:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-10-17 10:11:49,700 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-10-17 10:11:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-10-17 10:11:49,700 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-10-17 10:11:49,700 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_wio_write_csr [2022-10-17 10:11:49,701 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_wio_write_csr [2022-10-17 10:11:49,702 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_load_multicast [2022-10-17 10:11:49,706 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_load_multicast [2022-10-17 10:11:49,706 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-10-17 10:11:49,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-10-17 10:11:49,707 INFO L130 BoogieDeclarations]: Found specification of procedure pcnet32_nway_reset [2022-10-17 10:11:49,707 INFO L138 BoogieDeclarations]: Found implementation of procedure pcnet32_nway_reset [2022-10-17 10:11:49,707 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-10-17 10:11:49,707 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-10-17 10:11:49,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-10-17 10:11:49,708 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-10-17 10:11:49,709 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-10-17 10:11:49,711 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-10-17 10:11:49,711 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-10-17 10:11:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-10-17 10:11:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-10-17 10:11:49,712 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-10-17 10:11:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:11:49,712 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-10-17 10:11:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-10-17 10:11:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure inw [2022-10-17 10:11:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure inw [2022-10-17 10:11:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:11:49,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:11:49,713 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-10-17 10:11:49,714 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-10-17 10:11:51,077 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:11:51,082 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:11:51,422 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-10-17 10:12:00,733 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-10-17 10:12:01,050 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:12:01,100 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:12:01,101 INFO L300 CfgBuilder]: Removed 7 assume(true) statements. [2022-10-17 10:12:01,107 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:12:01 BoogieIcfgContainer [2022-10-17 10:12:01,108 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:12:01,111 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:12:01,111 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:12:01,115 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:12:01,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:11:42" (1/3) ... [2022-10-17 10:12:01,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a80b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:12:01, skipping insertion in model container [2022-10-17 10:12:01,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:11:48" (2/3) ... [2022-10-17 10:12:01,116 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2443a80b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:12:01, skipping insertion in model container [2022-10-17 10:12:01,116 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:12:01" (3/3) ... [2022-10-17 10:12:01,118 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-amd-pcnet32.cil.i [2022-10-17 10:12:01,138 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:12:01,138 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:12:01,289 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:12:01,299 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;@ac0d9a4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:12:01,299 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:12:01,318 INFO L276 IsEmpty]: Start isEmpty. Operand has 2786 states, 1963 states have (on average 1.3295975547631176) internal successors, (2610), 2003 states have internal predecessors, (2610), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) [2022-10-17 10:12:01,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 259 [2022-10-17 10:12:01,401 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:12:01,402 INFO L195 NwaCegarLoop]: trace histogram [14, 14, 13, 13, 13, 13, 13, 13, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 10:12:01,403 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:12:01,412 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:12:01,412 INFO L85 PathProgramCache]: Analyzing trace with hash 1721143499, now seen corresponding path program 1 times [2022-10-17 10:12:01,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:12:01,422 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695249751] [2022-10-17 10:12:01,422 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:12:01,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:12:01,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-10-17 10:12:02,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-10-17 10:12:02,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-10-17 10:12:02,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-10-17 10:12:02,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,782 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-10-17 10:12:02,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-10-17 10:12:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-10-17 10:12:02,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-10-17 10:12:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-10-17 10:12:02,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-10-17 10:12:02,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:02,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-10-17 10:12:03,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:03,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-10-17 10:12:03,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:03,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-10-17 10:12:03,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:03,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2022-10-17 10:12:03,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-10-17 10:12:03,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2022-10-17 10:12:03,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2022-10-17 10:12:03,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2022-10-17 10:12:03,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2022-10-17 10:12:03,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2022-10-17 10:12:03,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:12:03,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:03,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2022-10-17 10:12:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2022-10-17 10:12:03,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2022-10-17 10:12:03,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-10-17 10:12:03,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2022-10-17 10:12:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 251 [2022-10-17 10:12:03,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:12:03,368 INFO L134 CoverageAnalysis]: Checked inductivity of 762 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 762 trivial. 0 not checked. [2022-10-17 10:12:03,369 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:12:03,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695249751] [2022-10-17 10:12:03,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695249751] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:12:03,371 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:12:03,371 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-10-17 10:12:03,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [131433058] [2022-10-17 10:12:03,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:12:03,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-10-17 10:12:03,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:12:03,418 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-10-17 10:12:03,419 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-10-17 10:12:03,428 INFO L87 Difference]: Start difference. First operand has 2786 states, 1963 states have (on average 1.3295975547631176) internal successors, (2610), 2003 states have internal predecessors, (2610), 700 states have call successors, (700), 125 states have call predecessors, (700), 124 states have return successors, (692), 679 states have call predecessors, (692), 692 states have call successors, (692) Second operand has 6 states, 5 states have (on average 17.6) internal successors, (88), 3 states have internal predecessors, (88), 4 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 4 states have call successors, (29)