./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro --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 f8d951c4402488c95b1d9f665863df74bf845558698369360669f9c187af26b8 --- 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-8393723 [2022-11-18 19:32:47,699 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:32:47,701 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:32:47,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:32:47,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:32:47,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:32:47,726 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:32:47,728 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:32:47,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:32:47,731 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:32:47,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:32:47,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:32:47,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:32:47,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:32:47,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:32:47,738 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:32:47,739 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:32:47,740 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:32:47,742 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:32:47,744 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:32:47,746 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:32:47,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:32:47,749 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:32:47,750 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:32:47,755 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:32:47,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:32:47,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:32:47,757 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:32:47,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:32:47,758 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:32:47,759 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:32:47,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:32:47,776 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:32:47,778 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:32:47,779 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:32:47,780 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:32:47,781 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:32:47,781 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:32:47,781 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:32:47,783 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:32:47,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:32:47,785 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 19:32:47,820 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:32:47,820 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:32:47,820 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:32:47,821 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:32:47,821 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:32:47,821 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:32:47,822 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:32:47,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:32:47,822 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:32:47,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:32:47,823 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 19:32:47,823 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:32:47,823 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:32:47,823 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:32:47,824 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:32:47,824 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:32:47,824 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:32:47,824 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:32:47,824 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:32:47,824 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:32:47,825 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:32:47,825 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:47,825 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:32:47,825 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:32:47,825 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:32:47,826 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 19:32:47,826 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 19:32:47,826 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:32:47,826 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:32:47,826 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:32:47,827 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8d951c4402488c95b1d9f665863df74bf845558698369360669f9c187af26b8 [2022-11-18 19:32:48,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:32:48,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:32:48,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:32:48,155 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:32:48,156 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:32:48,157 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:32:48,228 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/592715db1/ee36a73e8fc24ee9bcbb1086838ad712/FLAGe15d002de [2022-11-18 19:32:48,844 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:32:48,844 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:32:48,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/592715db1/ee36a73e8fc24ee9bcbb1086838ad712/FLAGe15d002de [2022-11-18 19:32:49,048 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/592715db1/ee36a73e8fc24ee9bcbb1086838ad712 [2022-11-18 19:32:49,050 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:32:49,052 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:32:49,053 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:49,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:32:49,060 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:32:49,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:49" (1/1) ... [2022-11-18 19:32:49,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de81748 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:49, skipping insertion in model container [2022-11-18 19:32:49,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:32:49" (1/1) ... [2022-11-18 19:32:49,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:32:49,135 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:32:49,407 WARN L234 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1014,1027] [2022-11-18 19:32:49,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:49,870 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:32:49,882 WARN L234 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1014,1027] [2022-11-18 19:32:50,090 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:32:50,104 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:32:50,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50 WrapperNode [2022-11-18 19:32:50,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:32:50,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:50,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:32:50,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:32:50,116 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,393 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3393 [2022-11-18 19:32:50,393 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:32:50,394 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:32:50,394 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:32:50,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:32:50,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,405 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,427 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,489 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,505 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,521 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,555 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,591 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:32:50,593 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:32:50,593 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:32:50,593 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:32:50,594 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (1/1) ... [2022-11-18 19:32:50,602 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:32:50,613 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:32:50,628 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:32:50,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:32:50,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:32:50,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:32:51,346 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:32:51,349 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:32:59,628 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:32:59,653 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:32:59,653 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 19:32:59,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:59 BoogieIcfgContainer [2022-11-18 19:32:59,658 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:32:59,662 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:32:59,662 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:32:59,667 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:32:59,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:32:49" (1/3) ... [2022-11-18 19:32:59,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ed47721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:32:59, skipping insertion in model container [2022-11-18 19:32:59,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:32:50" (2/3) ... [2022-11-18 19:32:59,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ed47721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:32:59, skipping insertion in model container [2022-11-18 19:32:59,670 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:59" (3/3) ... [2022-11-18 19:32:59,672 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:32:59,701 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:32:59,701 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:32:59,827 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:32:59,837 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;@34e8bb8e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:32:59,838 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:32:59,850 INFO L276 IsEmpty]: Start isEmpty. Operand has 494 states, 492 states have (on average 1.6626016260162602) internal successors, (818), 493 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:32:59,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-18 19:32:59,860 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:32:59,861 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:32:59,862 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:32:59,871 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:32:59,871 INFO L85 PathProgramCache]: Analyzing trace with hash -1757961959, now seen corresponding path program 1 times [2022-11-18 19:32:59,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:32:59,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907027584] [2022-11-18 19:32:59,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:32:59,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:00,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:00,550 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:00,551 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:00,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907027584] [2022-11-18 19:33:00,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907027584] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:00,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:00,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:33:00,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1885059443] [2022-11-18 19:33:00,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:00,562 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:33:00,563 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:00,595 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:33:00,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:33:00,599 INFO L87 Difference]: Start difference. First operand has 494 states, 492 states have (on average 1.6626016260162602) internal successors, (818), 493 states have internal predecessors, (818), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:00,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:00,814 INFO L93 Difference]: Finished difference Result 1516 states and 2522 transitions. [2022-11-18 19:33:00,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:33:00,825 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 37 [2022-11-18 19:33:00,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:00,855 INFO L225 Difference]: With dead ends: 1516 [2022-11-18 19:33:00,856 INFO L226 Difference]: Without dead ends: 1024 [2022-11-18 19:33:00,860 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:33:00,876 INFO L413 NwaCegarLoop]: 890 mSDtfsCounter, 2412 mSDsluCounter, 963 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2412 SdHoareTripleChecker+Valid, 1853 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:00,877 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2412 Valid, 1853 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 19:33:00,924 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1024 states. [2022-11-18 19:33:01,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1024 to 492. [2022-11-18 19:33:01,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 491 states have (on average 1.6578411405295315) internal successors, (814), 491 states have internal predecessors, (814), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 814 transitions. [2022-11-18 19:33:01,009 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 814 transitions. Word has length 37 [2022-11-18 19:33:01,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:01,010 INFO L495 AbstractCegarLoop]: Abstraction has 492 states and 814 transitions. [2022-11-18 19:33:01,010 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,011 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 814 transitions. [2022-11-18 19:33:01,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-11-18 19:33:01,012 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:01,012 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:33:01,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 19:33:01,015 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:01,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:01,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1339479259, now seen corresponding path program 1 times [2022-11-18 19:33:01,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:01,016 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [593042902] [2022-11-18 19:33:01,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:01,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:01,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:01,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:01,260 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:01,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [593042902] [2022-11-18 19:33:01,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [593042902] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:01,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:01,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:33:01,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1538266767] [2022-11-18 19:33:01,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:01,264 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:33:01,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:01,266 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:33:01,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:33:01,267 INFO L87 Difference]: Start difference. First operand 492 states and 814 transitions. Second operand has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:01,363 INFO L93 Difference]: Finished difference Result 1951 states and 3236 transitions. [2022-11-18 19:33:01,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:33:01,365 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 38 [2022-11-18 19:33:01,365 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:01,372 INFO L225 Difference]: With dead ends: 1951 [2022-11-18 19:33:01,373 INFO L226 Difference]: Without dead ends: 1461 [2022-11-18 19:33:01,382 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:33:01,384 INFO L413 NwaCegarLoop]: 884 mSDtfsCounter, 2400 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2400 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:01,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2400 Valid, 2563 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:33:01,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1461 states. [2022-11-18 19:33:01,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1461 to 497. [2022-11-18 19:33:01,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 496 states have (on average 1.655241935483871) internal successors, (821), 496 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 821 transitions. [2022-11-18 19:33:01,441 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 821 transitions. Word has length 38 [2022-11-18 19:33:01,442 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:01,443 INFO L495 AbstractCegarLoop]: Abstraction has 497 states and 821 transitions. [2022-11-18 19:33:01,443 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.5) internal successors, (38), 4 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,444 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 821 transitions. [2022-11-18 19:33:01,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-18 19:33:01,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:01,449 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:33:01,449 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 19:33:01,450 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:01,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:01,451 INFO L85 PathProgramCache]: Analyzing trace with hash 1318965519, now seen corresponding path program 1 times [2022-11-18 19:33:01,452 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:01,453 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854828626] [2022-11-18 19:33:01,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:01,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:01,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:01,646 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 19:33:01,647 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854828626] [2022-11-18 19:33:01,647 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854828626] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:01,648 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:01,653 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:33:01,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087173038] [2022-11-18 19:33:01,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:01,654 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:33:01,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 19:33:01,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:33:01,655 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:33:01,655 INFO L87 Difference]: Start difference. First operand 497 states and 821 transitions. Second operand has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:01,746 INFO L93 Difference]: Finished difference Result 1966 states and 3255 transitions. [2022-11-18 19:33:01,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:33:01,747 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 39 [2022-11-18 19:33:01,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:01,752 INFO L225 Difference]: With dead ends: 1966 [2022-11-18 19:33:01,752 INFO L226 Difference]: Without dead ends: 1471 [2022-11-18 19:33:01,754 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:33:01,755 INFO L413 NwaCegarLoop]: 884 mSDtfsCounter, 2402 mSDsluCounter, 1679 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2402 SdHoareTripleChecker+Valid, 2563 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:01,756 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2402 Valid, 2563 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 19:33:01,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1471 states. [2022-11-18 19:33:01,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1471 to 497. [2022-11-18 19:33:01,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 497 states, 496 states have (on average 1.655241935483871) internal successors, (821), 496 states have internal predecessors, (821), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 821 transitions. [2022-11-18 19:33:01,773 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 821 transitions. Word has length 39 [2022-11-18 19:33:01,773 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:01,773 INFO L495 AbstractCegarLoop]: Abstraction has 497 states and 821 transitions. [2022-11-18 19:33:01,774 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.75) internal successors, (39), 4 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:01,774 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 821 transitions. [2022-11-18 19:33:01,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-18 19:33:01,775 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:01,775 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 19:33:01,775 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-18 19:33:01,775 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:01,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:01,776 INFO L85 PathProgramCache]: Analyzing trace with hash 2022793151, now seen corresponding path program 1 times [2022-11-18 19:33:01,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 19:33:01,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633341135] [2022-11-18 19:33:01,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:01,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 19:33:01,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:33:01,831 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 19:33:01,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 19:33:01,936 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 19:33:01,937 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 19:33:01,938 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 19:33:01,940 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-18 19:33:01,944 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-18 19:33:01,947 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 19:33:02,042 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-18 19:33:02,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 07:33:02 BoogieIcfgContainer [2022-11-18 19:33:02,065 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 19:33:02,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 19:33:02,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 19:33:02,066 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 19:33:02,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:32:59" (3/4) ... [2022-11-18 19:33:02,070 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 19:33:02,070 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 19:33:02,071 INFO L158 Benchmark]: Toolchain (without parser) took 13018.93ms. Allocated memory was 107.0MB in the beginning and 734.0MB in the end (delta: 627.0MB). Free memory was 82.0MB in the beginning and 291.0MB in the end (delta: -209.0MB). Peak memory consumption was 417.3MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,071 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory was 77.6MB in the beginning and 77.5MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:33:02,072 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1053.27ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 81.6MB in the beginning and 100.8MB in the end (delta: -19.1MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,072 INFO L158 Benchmark]: Boogie Procedure Inliner took 286.32ms. Allocated memory is still 148.9MB. Free memory was 100.8MB in the beginning and 84.4MB in the end (delta: 16.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,072 INFO L158 Benchmark]: Boogie Preprocessor took 197.24ms. Allocated memory is still 148.9MB. Free memory was 84.4MB in the beginning and 67.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,073 INFO L158 Benchmark]: RCFGBuilder took 9065.32ms. Allocated memory was 148.9MB in the beginning and 734.0MB in the end (delta: 585.1MB). Free memory was 67.6MB in the beginning and 544.7MB in the end (delta: -477.1MB). Peak memory consumption was 305.8MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,073 INFO L158 Benchmark]: TraceAbstraction took 2403.65ms. Allocated memory is still 734.0MB. Free memory was 543.7MB in the beginning and 291.0MB in the end (delta: 252.7MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. [2022-11-18 19:33:02,074 INFO L158 Benchmark]: Witness Printer took 4.51ms. Allocated memory is still 734.0MB. Free memory is still 291.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 19:33:02,076 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 107.0MB. Free memory was 77.6MB in the beginning and 77.5MB in the end (delta: 91.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1053.27ms. Allocated memory was 107.0MB in the beginning and 148.9MB in the end (delta: 41.9MB). Free memory was 81.6MB in the beginning and 100.8MB in the end (delta: -19.1MB). Peak memory consumption was 59.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 286.32ms. Allocated memory is still 148.9MB. Free memory was 100.8MB in the beginning and 84.4MB in the end (delta: 16.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 197.24ms. Allocated memory is still 148.9MB. Free memory was 84.4MB in the beginning and 67.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 9065.32ms. Allocated memory was 148.9MB in the beginning and 734.0MB in the end (delta: 585.1MB). Free memory was 67.6MB in the beginning and 544.7MB in the end (delta: -477.1MB). Peak memory consumption was 305.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2403.65ms. Allocated memory is still 734.0MB. Free memory was 543.7MB in the beginning and 291.0MB in the end (delta: 252.7MB). Peak memory consumption was 253.8MB. Max. memory is 16.1GB. * Witness Printer took 4.51ms. Allocated memory is still 734.0MB. Free memory is still 291.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 286, overapproximation of bitwiseAnd at line 288. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L28] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L29] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L31] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 32); [L32] const SORT_3 msb_SORT_3 = (SORT_3)1 << (32 - 1); [L34] const SORT_2 var_4 = 0; [L35] const SORT_1 var_25 = 0; [L36] const SORT_3 var_88 = 1; [L37] const SORT_3 var_89 = 0; [L38] const SORT_2 var_98 = 255; [L39] const SORT_2 var_100 = 0; [L40] const SORT_2 var_103 = 2; [L41] const SORT_2 var_107 = 1; [L43] SORT_1 input_99; [L44] SORT_1 input_104; [L45] SORT_1 input_108; [L46] SORT_1 input_111; [L47] SORT_1 input_123; [L48] SORT_1 input_135; [L49] SORT_1 input_147; [L50] SORT_1 input_150; [L51] SORT_1 input_153; [L52] SORT_1 input_156; [L53] SORT_1 input_166; [L54] SORT_1 input_176; [L55] SORT_1 input_186; [L56] SORT_1 input_187; [L57] SORT_1 input_188; [L58] SORT_1 input_189; [L59] SORT_1 input_190; [L60] SORT_1 input_191; [L61] SORT_1 input_215; [L62] SORT_1 input_217; [L63] SORT_1 input_227; [L64] SORT_1 input_232; [L65] SORT_1 input_234; [L66] SORT_1 input_239; [L67] SORT_1 input_243; [L68] SORT_1 input_258; [L69] SORT_1 input_260; [L70] SORT_1 input_270; [L71] SORT_1 input_275; [L72] SORT_1 input_277; [L73] SORT_1 input_282; [L74] SORT_1 input_286; [L75] SORT_1 input_301; [L76] SORT_1 input_303; [L77] SORT_1 input_313; [L78] SORT_1 input_318; [L79] SORT_1 input_320; [L80] SORT_1 input_325; [L81] SORT_1 input_329; [L83] SORT_2 state_5 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L84] SORT_2 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L85] SORT_2 state_9 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L86] SORT_2 state_11 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L87] SORT_2 state_13 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L88] SORT_2 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L89] SORT_2 state_17 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L90] SORT_2 state_19 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L91] SORT_2 state_21 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L92] SORT_2 state_23 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L93] SORT_1 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L94] SORT_1 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L95] SORT_1 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L96] SORT_1 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L97] SORT_1 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L98] SORT_1 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L99] SORT_1 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L100] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L101] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L102] SORT_1 state_44 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L103] SORT_1 state_46 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L104] SORT_1 state_48 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L105] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L106] SORT_1 state_52 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L107] SORT_1 state_54 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L108] SORT_1 state_56 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L109] SORT_1 state_58 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L110] SORT_1 state_60 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L111] SORT_1 state_62 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L112] SORT_1 state_64 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] SORT_1 state_66 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L114] SORT_1 state_68 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_1 state_70 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L116] SORT_1 state_72 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L117] SORT_1 state_74 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L118] SORT_1 state_76 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L119] SORT_1 state_78 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L120] SORT_1 state_80 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L121] SORT_1 state_82 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L122] SORT_1 state_84 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L123] SORT_1 state_86 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L125] SORT_2 init_6_arg_1 = var_4; [L126] state_5 = init_6_arg_1 [L127] SORT_2 init_8_arg_1 = var_4; [L128] state_7 = init_8_arg_1 [L129] SORT_2 init_10_arg_1 = var_4; [L130] state_9 = init_10_arg_1 [L131] SORT_2 init_12_arg_1 = var_4; [L132] state_11 = init_12_arg_1 [L133] SORT_2 init_14_arg_1 = var_4; [L134] state_13 = init_14_arg_1 [L135] SORT_2 init_16_arg_1 = var_4; [L136] state_15 = init_16_arg_1 [L137] SORT_2 init_18_arg_1 = var_4; [L138] state_17 = init_18_arg_1 [L139] SORT_2 init_20_arg_1 = var_4; [L140] state_19 = init_20_arg_1 [L141] SORT_2 init_22_arg_1 = var_4; [L142] state_21 = init_22_arg_1 [L143] SORT_2 init_24_arg_1 = var_4; [L144] state_23 = init_24_arg_1 [L145] SORT_1 init_27_arg_1 = var_25; [L146] state_26 = init_27_arg_1 [L147] SORT_1 init_29_arg_1 = var_25; [L148] state_28 = init_29_arg_1 [L149] SORT_1 init_31_arg_1 = var_25; [L150] state_30 = init_31_arg_1 [L151] SORT_1 init_33_arg_1 = var_25; [L152] state_32 = init_33_arg_1 [L153] SORT_1 init_35_arg_1 = var_25; [L154] state_34 = init_35_arg_1 [L155] SORT_1 init_37_arg_1 = var_25; [L156] state_36 = init_37_arg_1 [L157] SORT_1 init_39_arg_1 = var_25; [L158] state_38 = init_39_arg_1 [L159] SORT_1 init_41_arg_1 = var_25; [L160] state_40 = init_41_arg_1 [L161] SORT_1 init_43_arg_1 = var_25; [L162] state_42 = init_43_arg_1 [L163] SORT_1 init_45_arg_1 = var_25; [L164] state_44 = init_45_arg_1 [L165] SORT_1 init_47_arg_1 = var_25; [L166] state_46 = init_47_arg_1 [L167] SORT_1 init_49_arg_1 = var_25; [L168] state_48 = init_49_arg_1 [L169] SORT_1 init_51_arg_1 = var_25; [L170] state_50 = init_51_arg_1 [L171] SORT_1 init_53_arg_1 = var_25; [L172] state_52 = init_53_arg_1 [L173] SORT_1 init_55_arg_1 = var_25; [L174] state_54 = init_55_arg_1 [L175] SORT_1 init_57_arg_1 = var_25; [L176] state_56 = init_57_arg_1 [L177] SORT_1 init_59_arg_1 = var_25; [L178] state_58 = init_59_arg_1 [L179] SORT_1 init_61_arg_1 = var_25; [L180] state_60 = init_61_arg_1 [L181] SORT_1 init_63_arg_1 = var_25; [L182] state_62 = init_63_arg_1 [L183] SORT_1 init_65_arg_1 = var_25; [L184] state_64 = init_65_arg_1 [L185] SORT_1 init_67_arg_1 = var_25; [L186] state_66 = init_67_arg_1 [L187] SORT_1 init_69_arg_1 = var_25; [L188] state_68 = init_69_arg_1 [L189] SORT_1 init_71_arg_1 = var_25; [L190] state_70 = init_71_arg_1 [L191] SORT_1 init_73_arg_1 = var_25; [L192] state_72 = init_73_arg_1 [L193] SORT_1 init_75_arg_1 = var_25; [L194] state_74 = init_75_arg_1 [L195] SORT_1 init_77_arg_1 = var_25; [L196] state_76 = init_77_arg_1 [L197] SORT_1 init_79_arg_1 = var_25; [L198] state_78 = init_79_arg_1 [L199] SORT_1 init_81_arg_1 = var_25; [L200] state_80 = init_81_arg_1 [L201] SORT_1 init_83_arg_1 = var_25; [L202] state_82 = init_83_arg_1 [L203] SORT_1 init_85_arg_1 = var_25; [L204] state_84 = init_85_arg_1 [L205] SORT_1 init_87_arg_1 = var_25; [L206] state_86 = init_87_arg_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L209] input_99 = __VERIFIER_nondet_uchar() [L210] input_104 = __VERIFIER_nondet_uchar() [L211] input_108 = __VERIFIER_nondet_uchar() [L212] input_111 = __VERIFIER_nondet_uchar() [L213] input_111 = input_111 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L214] input_123 = __VERIFIER_nondet_uchar() [L215] input_123 = input_123 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L216] input_135 = __VERIFIER_nondet_uchar() [L217] input_135 = input_135 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L218] input_147 = __VERIFIER_nondet_uchar() [L219] input_150 = __VERIFIER_nondet_uchar() [L220] input_153 = __VERIFIER_nondet_uchar() [L221] input_156 = __VERIFIER_nondet_uchar() [L222] input_156 = input_156 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L223] input_166 = __VERIFIER_nondet_uchar() [L224] input_166 = input_166 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L225] input_176 = __VERIFIER_nondet_uchar() [L226] input_176 = input_176 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L227] input_186 = __VERIFIER_nondet_uchar() [L228] input_186 = input_186 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L229] input_187 = __VERIFIER_nondet_uchar() [L230] input_187 = input_187 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L231] input_188 = __VERIFIER_nondet_uchar() [L232] input_188 = input_188 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L233] input_189 = __VERIFIER_nondet_uchar() [L234] input_189 = input_189 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L235] input_190 = __VERIFIER_nondet_uchar() [L236] input_190 = input_190 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L237] input_191 = __VERIFIER_nondet_uchar() [L238] input_191 = input_191 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_98=255] [L239] input_215 = __VERIFIER_nondet_uchar() [L240] input_217 = __VERIFIER_nondet_uchar() [L241] input_227 = __VERIFIER_nondet_uchar() [L242] input_232 = __VERIFIER_nondet_uchar() [L243] input_234 = __VERIFIER_nondet_uchar() [L244] input_239 = __VERIFIER_nondet_uchar() [L245] input_243 = __VERIFIER_nondet_uchar() [L246] input_258 = __VERIFIER_nondet_uchar() [L247] input_260 = __VERIFIER_nondet_uchar() [L248] input_270 = __VERIFIER_nondet_uchar() [L249] input_275 = __VERIFIER_nondet_uchar() [L250] input_277 = __VERIFIER_nondet_uchar() [L251] input_282 = __VERIFIER_nondet_uchar() [L252] input_286 = __VERIFIER_nondet_uchar() [L253] input_301 = __VERIFIER_nondet_uchar() [L254] input_303 = __VERIFIER_nondet_uchar() [L255] input_313 = __VERIFIER_nondet_uchar() [L256] input_318 = __VERIFIER_nondet_uchar() [L257] input_320 = __VERIFIER_nondet_uchar() [L258] input_325 = __VERIFIER_nondet_uchar() [L259] input_329 = __VERIFIER_nondet_uchar() [L262] SORT_1 var_90_arg_0 = state_38; [L263] SORT_3 var_90_arg_1 = var_88; [L264] SORT_3 var_90_arg_2 = var_89; [L265] SORT_3 var_90 = var_90_arg_0 ? var_90_arg_1 : var_90_arg_2; [L266] SORT_1 var_91_arg_0 = state_58; [L267] SORT_3 var_91_arg_1 = var_88; [L268] SORT_3 var_91_arg_2 = var_89; [L269] SORT_3 var_91 = var_91_arg_0 ? var_91_arg_1 : var_91_arg_2; [L270] SORT_3 var_92_arg_0 = var_90; [L271] SORT_3 var_92_arg_1 = var_91; [L272] SORT_3 var_92 = var_92_arg_0 + var_92_arg_1; [L273] SORT_1 var_93_arg_0 = state_78; [L274] SORT_3 var_93_arg_1 = var_88; [L275] SORT_3 var_93_arg_2 = var_89; [L276] SORT_3 var_93 = var_93_arg_0 ? var_93_arg_1 : var_93_arg_2; [L277] SORT_3 var_94_arg_0 = var_92; [L278] SORT_3 var_94_arg_1 = var_93; [L279] SORT_3 var_94 = var_94_arg_0 + var_94_arg_1; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L280] var_94 = var_94 & mask_SORT_3 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_98=255] [L281] SORT_3 var_95_arg_0 = var_94; [L282] SORT_3 var_95_arg_1 = var_88; [L283] SORT_1 var_95 = var_95_arg_0 <= var_95_arg_1; [L284] SORT_1 var_96_arg_0 = ~state_86; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_98=255] [L285] var_96_arg_0 = var_96_arg_0 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_98=255] [L286] SORT_1 var_96_arg_1 = ~var_95; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_98=255] [L287] var_96_arg_1 = var_96_arg_1 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L288] SORT_1 var_96 = var_96_arg_0 & var_96_arg_1; VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L289] var_96 = var_96 & mask_SORT_1 VAL [init_10_arg_1=0, init_12_arg_1=0, init_14_arg_1=0, init_16_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_22_arg_1=0, init_24_arg_1=0, init_27_arg_1=0, init_29_arg_1=0, init_31_arg_1=0, init_33_arg_1=0, init_35_arg_1=0, init_37_arg_1=0, init_39_arg_1=0, init_41_arg_1=0, init_43_arg_1=0, init_45_arg_1=0, init_47_arg_1=0, init_49_arg_1=0, init_51_arg_1=0, init_53_arg_1=0, init_55_arg_1=0, init_57_arg_1=0, init_59_arg_1=0, init_61_arg_1=0, init_63_arg_1=0, init_65_arg_1=0, init_67_arg_1=0, init_69_arg_1=0, init_6_arg_1=0, init_71_arg_1=0, init_73_arg_1=0, init_75_arg_1=0, init_77_arg_1=0, init_79_arg_1=0, init_81_arg_1=0, init_83_arg_1=0, init_85_arg_1=0, init_87_arg_1=0, init_8_arg_1=0, input_104=8, input_108=19, input_111=0, input_123=0, input_135=0, input_147=14, input_150=4, input_153=12, input_156=0, input_166=0, input_176=0, input_186=0, input_187=0, input_188=0, input_189=0, input_190=0, input_191=0, input_215=20, input_217=23, input_227=7, input_232=2, input_234=3, input_239=21, input_243=17, input_258=1, input_260=18, input_270=28, input_275=11, input_277=9, input_282=25, input_286=13, input_301=27, input_303=22, input_313=15, input_318=26, input_320=5, input_325=10, input_329=24, input_99=6, mask_SORT_1=1, mask_SORT_2=255, mask_SORT_3=4294967295, msb_SORT_1=1, msb_SORT_2=128, msb_SORT_3=2147483648, state_11=0, state_13=0, state_15=0, state_17=0, state_19=0, state_21=0, state_23=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_40=0, state_42=0, state_44=0, state_46=0, state_48=0, state_5=0, state_50=0, state_52=0, state_54=0, state_56=0, state_58=0, state_60=0, state_62=0, state_64=0, state_66=0, state_68=0, state_7=0, state_70=0, state_72=0, state_74=0, state_76=0, state_78=0, state_80=0, state_82=0, state_84=0, state_86=0, state_9=0, var_100=0, var_103=2, var_107=1, var_25=0, var_4=0, var_88=1, var_89=0, var_90=0, var_90_arg_0=0, var_90_arg_1=1, var_90_arg_2=0, var_91=0, var_91_arg_0=0, var_91_arg_1=1, var_91_arg_2=0, var_92=0, var_92_arg_0=0, var_92_arg_1=0, var_93=0, var_93_arg_0=0, var_93_arg_1=1, var_93_arg_2=0, var_94=0, var_94_arg_0=0, var_94_arg_1=0, var_95=1, var_95_arg_0=0, var_95_arg_1=1, var_96=1, var_96_arg_0=1, var_96_arg_1=1, var_98=255] [L290] SORT_1 bad_97_arg_0 = var_96; [L291] CALL __VERIFIER_assert(!(bad_97_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 494 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7214 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 7214 mSDsluCounter, 6979 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4321 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 68 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 2658 mSDtfsCounter, 63 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=497occurred in iteration=2, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 2470 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 154 NumberOfCodeBlocks, 154 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 111 ConstructedInterpolants, 0 QuantifiedInterpolants, 128 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-18 19:33:02,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro --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 f8d951c4402488c95b1d9f665863df74bf845558698369360669f9c187af26b8 --- 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-8393723 [2022-11-18 19:33:04,401 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 19:33:04,404 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 19:33:04,442 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 19:33:04,442 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 19:33:04,447 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 19:33:04,449 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 19:33:04,456 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 19:33:04,458 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 19:33:04,463 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 19:33:04,464 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 19:33:04,465 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 19:33:04,465 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 19:33:04,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 19:33:04,468 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 19:33:04,469 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 19:33:04,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 19:33:04,470 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 19:33:04,472 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 19:33:04,474 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 19:33:04,483 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 19:33:04,485 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 19:33:04,487 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 19:33:04,489 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 19:33:04,501 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 19:33:04,501 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 19:33:04,502 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 19:33:04,503 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 19:33:04,503 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 19:33:04,504 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 19:33:04,505 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 19:33:04,506 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 19:33:04,506 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 19:33:04,507 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 19:33:04,508 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 19:33:04,508 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 19:33:04,509 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 19:33:04,510 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 19:33:04,510 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 19:33:04,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 19:33:04,519 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 19:33:04,525 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-18 19:33:04,566 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 19:33:04,566 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 19:33:04,567 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 19:33:04,568 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 19:33:04,568 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 19:33:04,569 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 19:33:04,570 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 19:33:04,570 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 19:33:04,571 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 19:33:04,571 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 19:33:04,572 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 19:33:04,572 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 19:33:04,573 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 19:33:04,573 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 19:33:04,573 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 19:33:04,573 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 19:33:04,574 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 19:33:04,574 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 19:33:04,574 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 19:33:04,574 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 19:33:04,574 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 19:33:04,575 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 19:33:04,575 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 19:33:04,575 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:33:04,575 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 19:33:04,576 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 19:33:04,576 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 19:33:04,576 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 19:33:04,577 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 19:33:04,577 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 19:33:04,577 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 19:33:04,577 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 19:33:04,578 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 19:33:04,578 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f8d951c4402488c95b1d9f665863df74bf845558698369360669f9c187af26b8 [2022-11-18 19:33:04,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 19:33:04,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 19:33:04,963 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 19:33:04,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 19:33:04,967 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 19:33:04,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:33:05,042 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/34e56dff2/08e8880931934142b970643d6ecc73a4/FLAGb7710f61a [2022-11-18 19:33:05,711 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 19:33:05,711 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:33:05,730 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/34e56dff2/08e8880931934142b970643d6ecc73a4/FLAGb7710f61a [2022-11-18 19:33:05,882 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/data/34e56dff2/08e8880931934142b970643d6ecc73a4 [2022-11-18 19:33:05,884 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 19:33:05,885 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 19:33:05,887 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 19:33:05,887 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 19:33:05,894 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 19:33:05,895 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:33:05" (1/1) ... [2022-11-18 19:33:05,896 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46dcb5f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:05, skipping insertion in model container [2022-11-18 19:33:05,896 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 07:33:05" (1/1) ... [2022-11-18 19:33:05,905 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 19:33:05,964 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 19:33:06,191 WARN L234 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1014,1027] [2022-11-18 19:33:06,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:33:06,632 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 19:33:06,647 WARN L234 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_bdcbf10f-0119-46c9-b368-ba74af5f9453/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.mcs.1.prop1-func-interl.c[1014,1027] [2022-11-18 19:33:06,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 19:33:06,836 INFO L208 MainTranslator]: Completed translation [2022-11-18 19:33:06,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06 WrapperNode [2022-11-18 19:33:06,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 19:33:06,839 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 19:33:06,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 19:33:06,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 19:33:06,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:06,917 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,048 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2266 [2022-11-18 19:33:07,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 19:33:07,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 19:33:07,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 19:33:07,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 19:33:07,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,075 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,075 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,123 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,145 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,153 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,175 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 19:33:07,189 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 19:33:07,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 19:33:07,190 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 19:33:07,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (1/1) ... [2022-11-18 19:33:07,197 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 19:33:07,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 19:33:07,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 19:33:07,263 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 19:33:07,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 19:33:07,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 19:33:07,944 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 19:33:07,961 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 19:33:12,639 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 19:33:12,657 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 19:33:12,658 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 19:33:12,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:33:12 BoogieIcfgContainer [2022-11-18 19:33:12,661 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 19:33:12,663 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 19:33:12,663 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 19:33:12,666 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 19:33:12,667 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 07:33:05" (1/3) ... [2022-11-18 19:33:12,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f7337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:33:12, skipping insertion in model container [2022-11-18 19:33:12,668 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 07:33:06" (2/3) ... [2022-11-18 19:33:12,668 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e1f7337 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 07:33:12, skipping insertion in model container [2022-11-18 19:33:12,669 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 07:33:12" (3/3) ... [2022-11-18 19:33:12,670 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.mcs.1.prop1-func-interl.c [2022-11-18 19:33:12,692 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 19:33:12,692 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 19:33:12,765 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 19:33:12,772 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;@779aa219, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 19:33:12,775 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 19:33:12,779 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:12,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-18 19:33:12,788 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:12,789 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-18 19:33:12,789 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:12,793 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:12,793 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-18 19:33:12,804 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:33:12,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [689693604] [2022-11-18 19:33:12,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:12,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:33:12,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:33:12,806 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 19:33:12,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-18 19:33:13,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:13,328 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 32 conjunts are in the unsatisfiable core [2022-11-18 19:33:13,341 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:33:13,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:13,600 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 19:33:13,601 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:33:13,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [689693604] [2022-11-18 19:33:13,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [689693604] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 19:33:13,603 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 19:33:13,603 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 19:33:13,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638624372] [2022-11-18 19:33:13,605 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 19:33:13,609 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 19:33:13,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:33:13,637 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 19:33:13,638 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 19:33:13,640 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:13,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:13,960 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-18 19:33:13,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 19:33:13,962 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-18 19:33:13,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:13,970 INFO L225 Difference]: With dead ends: 20 [2022-11-18 19:33:13,970 INFO L226 Difference]: Without dead ends: 11 [2022-11-18 19:33:13,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 19:33:13,976 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 13 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:13,977 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-18 19:33:13,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-18 19:33:14,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-18 19:33:14,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:14,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-18 19:33:14,008 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-18 19:33:14,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:14,009 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-18 19:33:14,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:14,010 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-18 19:33:14,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-18 19:33:14,010 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:14,010 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-18 19:33:14,030 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-18 19:33:14,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:33:14,223 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:14,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:14,224 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-18 19:33:14,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:33:14,229 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1783203740] [2022-11-18 19:33:14,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 19:33:14,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:33:14,230 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:33:14,231 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 19:33:14,241 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-18 19:33:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 19:33:15,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 2005 conjuncts, 202 conjunts are in the unsatisfiable core [2022-11-18 19:33:15,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:33:18,621 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:18,622 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:33:48,731 WARN L233 SmtUtils]: Spent 22.77s on a formula simplification that was a NOOP. DAG size: 428 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 19:33:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:33:50,109 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:33:50,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1783203740] [2022-11-18 19:33:50,115 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1783203740] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:33:50,115 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 19:33:50,115 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-11-18 19:33:50,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [155979632] [2022-11-18 19:33:50,116 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 19:33:50,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-18 19:33:50,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:33:50,120 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-18 19:33:50,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=38, Unknown=1, NotChecked=0, Total=56 [2022-11-18 19:33:50,122 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:51,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:33:51,138 INFO L93 Difference]: Finished difference Result 16 states and 16 transitions. [2022-11-18 19:33:51,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-18 19:33:51,139 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 8 [2022-11-18 19:33:51,139 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:33:51,139 INFO L225 Difference]: With dead ends: 16 [2022-11-18 19:33:51,139 INFO L226 Difference]: Without dead ends: 14 [2022-11-18 19:33:51,140 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 30.4s TimeCoverageRelationStatistics Valid=30, Invalid=59, Unknown=1, NotChecked=0, Total=90 [2022-11-18 19:33:51,141 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 15 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 19 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 11 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-18 19:33:51,142 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 19 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 11 Unchecked, 0.2s Time] [2022-11-18 19:33:51,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 14 states. [2022-11-18 19:33:51,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 14 to 12. [2022-11-18 19:33:51,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:51,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2022-11-18 19:33:51,148 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2022-11-18 19:33:51,148 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:33:51,148 INFO L495 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2022-11-18 19:33:51,149 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 1.75) internal successors, (14), 8 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:33:51,149 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2022-11-18 19:33:51,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-18 19:33:51,150 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:33:51,150 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2022-11-18 19:33:51,171 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-18 19:33:51,363 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:33:51,363 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:33:51,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:33:51,364 INFO L85 PathProgramCache]: Analyzing trace with hash 1020920393, now seen corresponding path program 2 times [2022-11-18 19:33:51,370 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:33:51,372 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [760774856] [2022-11-18 19:33:51,372 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-11-18 19:33:51,373 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:33:51,373 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:33:51,374 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 19:33:51,395 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-18 19:33:53,086 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-11-18 19:33:53,087 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 19:33:53,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 3843 conjuncts, 369 conjunts are in the unsatisfiable core [2022-11-18 19:33:53,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:34:05,807 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 1 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:34:05,807 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:35:57,896 WARN L233 SmtUtils]: Spent 1.64m on a formula simplification. DAG size of input: 406 DAG size of output: 403 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 19:37:41,989 WARN L233 SmtUtils]: Spent 1.19m on a formula simplification that was a NOOP. DAG size: 2220 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-18 19:37:47,269 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:37:47,270 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 19:37:47,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [760774856] [2022-11-18 19:37:47,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [760774856] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-18 19:37:47,270 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-11-18 19:37:47,271 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2022-11-18 19:37:47,271 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502493159] [2022-11-18 19:37:47,271 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-11-18 19:37:47,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-18 19:37:47,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 19:37:47,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-18 19:37:47,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=61, Unknown=4, NotChecked=0, Total=90 [2022-11-18 19:37:47,274 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:37:51,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 19:37:51,156 INFO L93 Difference]: Finished difference Result 19 states and 19 transitions. [2022-11-18 19:37:51,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-18 19:37:51,157 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-18 19:37:51,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 19:37:51,159 INFO L225 Difference]: With dead ends: 19 [2022-11-18 19:37:51,159 INFO L226 Difference]: Without dead ends: 17 [2022-11-18 19:37:51,160 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 217.0s TimeCoverageRelationStatistics Valid=41, Invalid=87, Unknown=4, NotChecked=0, Total=132 [2022-11-18 19:37:51,162 INFO L413 NwaCegarLoop]: 4 mSDtfsCounter, 7 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 28 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 15 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-18 19:37:51,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 28 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 10 Invalid, 0 Unknown, 15 Unchecked, 0.7s Time] [2022-11-18 19:37:51,164 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17 states. [2022-11-18 19:37:51,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17 to 15. [2022-11-18 19:37:51,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15 states, 14 states have (on average 1.0714285714285714) internal successors, (15), 14 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:37:51,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 15 states and 15 transitions. [2022-11-18 19:37:51,177 INFO L78 Accepts]: Start accepts. Automaton has 15 states and 15 transitions. Word has length 11 [2022-11-18 19:37:51,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 19:37:51,177 INFO L495 AbstractCegarLoop]: Abstraction has 15 states and 15 transitions. [2022-11-18 19:37:51,178 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 2.0) internal successors, (20), 10 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 19:37:51,178 INFO L276 IsEmpty]: Start isEmpty. Operand 15 states and 15 transitions. [2022-11-18 19:37:51,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-18 19:37:51,179 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 19:37:51,179 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 1, 1, 1, 1] [2022-11-18 19:37:51,207 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-18 19:37:51,379 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:37:51,380 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 19:37:51,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 19:37:51,381 INFO L85 PathProgramCache]: Analyzing trace with hash 1580781475, now seen corresponding path program 3 times [2022-11-18 19:37:51,388 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 19:37:51,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [923865959] [2022-11-18 19:37:51,389 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-18 19:37:51,389 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 19:37:51,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 19:37:51,391 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 19:37:51,393 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bdcbf10f-0119-46c9-b368-ba74af5f9453/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-11-18 19:37:54,305 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2022-11-18 19:37:54,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-18 19:37:54,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 5681 conjuncts, 779 conjunts are in the unsatisfiable core [2022-11-18 19:37:54,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 19:38:57,606 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 5 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 19:38:57,606 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-18 19:44:39,161 WARN L233 SmtUtils]: Spent 4.99m on a formula simplification that was a NOOP. DAG size: 706 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)