./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 958b2cff64b8fceb0cc12cf5dd7a9dde08c134b5c0d92789485d456e6d4fd48a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:19:39,152 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:19:39,155 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:19:39,180 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:19:39,181 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:19:39,182 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:19:39,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:19:39,186 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:19:39,188 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:19:39,190 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:19:39,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:19:39,192 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:19:39,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:19:39,194 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:19:39,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:19:39,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:19:39,198 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:19:39,200 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:19:39,202 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:19:39,204 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:19:39,206 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:19:39,208 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:19:39,209 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:19:39,210 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:19:39,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:19:39,215 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:19:39,216 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:19:39,217 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:19:39,218 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:19:39,219 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:19:39,220 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:19:39,221 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:19:39,222 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:19:39,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:19:39,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:19:39,226 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:19:39,227 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:19:39,227 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:19:39,228 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:19:39,229 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:19:39,230 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:19:39,231 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-16 12:19:39,260 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:19:39,260 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:19:39,261 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:19:39,261 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:19:39,262 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:19:39,262 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:19:39,263 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:19:39,263 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:19:39,264 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:19:39,264 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:19:39,264 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 12:19:39,265 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:19:39,265 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:19:39,265 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:19:39,266 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:19:39,266 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:19:39,266 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:19:39,267 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:19:39,267 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:19:39,267 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:19:39,268 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:19:39,268 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:39,268 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:19:39,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:19:39,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:19:39,269 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-16 12:19:39,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 12:19:39,270 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:19:39,270 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:19:39,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:19:39,270 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_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958b2cff64b8fceb0cc12cf5dd7a9dde08c134b5c0d92789485d456e6d4fd48a [2022-11-16 12:19:39,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:19:39,637 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:19:39,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:19:39,642 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:19:39,649 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:19:39,651 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:39,733 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/56ce405ec/50aebea047ad48b8829d5350e0331ed7/FLAGe71767549 [2022-11-16 12:19:40,547 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:19:40,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:40,564 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/56ce405ec/50aebea047ad48b8829d5350e0331ed7/FLAGe71767549 [2022-11-16 12:19:40,732 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/56ce405ec/50aebea047ad48b8829d5350e0331ed7 [2022-11-16 12:19:40,735 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:19:40,736 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:19:40,738 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:40,738 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:19:40,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:19:40,748 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:40" (1/1) ... [2022-11-16 12:19:40,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d466cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:40, skipping insertion in model container [2022-11-16 12:19:40,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:40" (1/1) ... [2022-11-16 12:19:40,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:19:40,837 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:19:41,139 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c[1107,1120] [2022-11-16 12:19:41,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:41,634 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:19:41,646 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c[1107,1120] [2022-11-16 12:19:41,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:41,901 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:19:41,901 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41 WrapperNode [2022-11-16 12:19:41,903 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:41,905 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:41,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:19:41,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:19:41,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:41,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,165 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2867 [2022-11-16 12:19:42,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:42,167 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:19:42,167 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:19:42,167 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:19:42,178 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,178 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,276 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,305 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,337 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,354 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:19:42,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:19:42,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:19:42,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:19:42,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (1/1) ... [2022-11-16 12:19:42,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:42,408 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:19:42,424 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:19:42,447 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:19:42,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:19:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:19:43,016 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:19:43,019 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:19:45,961 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:19:45,982 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:19:45,982 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:19:45,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:19:45 BoogieIcfgContainer [2022-11-16 12:19:45,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:19:45,989 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:19:45,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:19:45,993 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:19:45,994 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:19:40" (1/3) ... [2022-11-16 12:19:45,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66429eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:19:45, skipping insertion in model container [2022-11-16 12:19:45,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:41" (2/3) ... [2022-11-16 12:19:45,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66429eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:19:45, skipping insertion in model container [2022-11-16 12:19:45,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:19:45" (3/3) ... [2022-11-16 12:19:45,997 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:46,017 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:19:46,018 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:19:46,117 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:19:46,132 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;@3ec7a225, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:19:46,133 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:19:46,145 INFO L276 IsEmpty]: Start isEmpty. Operand has 488 states, 486 states have (on average 1.662551440329218) internal successors, (808), 487 states have internal predecessors, (808), 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) [2022-11-16 12:19:46,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-16 12:19:46,153 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:19:46,154 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:19:46,155 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:19:46,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:19:46,163 INFO L85 PathProgramCache]: Analyzing trace with hash 1428179117, now seen corresponding path program 1 times [2022-11-16 12:19:46,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:19:46,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825209720] [2022-11-16 12:19:46,175 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:19:46,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:19:46,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:19:46,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:19:46,957 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-16 12:19:46,957 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825209720] [2022-11-16 12:19:46,958 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825209720] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:19:46,959 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:19:46,959 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:19:46,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105684251] [2022-11-16 12:19:46,962 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:19:46,968 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:19:46,969 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-16 12:19:47,010 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:19:47,011 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:19:47,016 INFO L87 Difference]: Start difference. First operand has 488 states, 486 states have (on average 1.662551440329218) internal successors, (808), 487 states have internal predecessors, (808), 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 3.25) internal successors, (13), 4 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) [2022-11-16 12:19:47,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:19:47,450 INFO L93 Difference]: Finished difference Result 1462 states and 2432 transitions. [2022-11-16 12:19:47,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:19:47,453 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) Word has length 13 [2022-11-16 12:19:47,453 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:19:47,471 INFO L225 Difference]: With dead ends: 1462 [2022-11-16 12:19:47,471 INFO L226 Difference]: Without dead ends: 976 [2022-11-16 12:19:47,477 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 [2022-11-16 12:19:47,480 INFO L413 NwaCegarLoop]: 820 mSDtfsCounter, 2382 mSDsluCounter, 833 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2382 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-16 12:19:47,481 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2382 Valid, 1653 Invalid, 18 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-16 12:19:47,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 976 states. [2022-11-16 12:19:47,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 976 to 486. [2022-11-16 12:19:47,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 486 states, 485 states have (on average 1.6577319587628867) internal successors, (804), 485 states have internal predecessors, (804), 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) [2022-11-16 12:19:47,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 486 states and 804 transitions. [2022-11-16 12:19:47,606 INFO L78 Accepts]: Start accepts. Automaton has 486 states and 804 transitions. Word has length 13 [2022-11-16 12:19:47,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:19:47,607 INFO L495 AbstractCegarLoop]: Abstraction has 486 states and 804 transitions. [2022-11-16 12:19:47,607 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 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) [2022-11-16 12:19:47,608 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 804 transitions. [2022-11-16 12:19:47,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-16 12:19:47,609 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:19:47,610 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 12:19:47,610 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 12:19:47,610 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:19:47,611 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:19:47,611 INFO L85 PathProgramCache]: Analyzing trace with hash 1325604663, now seen corresponding path program 1 times [2022-11-16 12:19:47,611 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-16 12:19:47,612 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114081533] [2022-11-16 12:19:47,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:19:47,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 12:19:47,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:19:47,830 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 12:19:47,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 12:19:48,014 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-16 12:19:48,015 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-16 12:19:48,017 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-16 12:19:48,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-16 12:19:48,023 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-16 12:19:48,028 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-16 12:19:48,089 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-16 12:19:48,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 12:19:48 BoogieIcfgContainer [2022-11-16 12:19:48,114 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-16 12:19:48,115 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-16 12:19:48,115 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-16 12:19:48,116 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-16 12:19:48,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:19:45" (3/4) ... [2022-11-16 12:19:48,120 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-16 12:19:48,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-16 12:19:48,123 INFO L158 Benchmark]: Toolchain (without parser) took 7385.96ms. Allocated memory was 117.4MB in the beginning and 308.3MB in the end (delta: 190.8MB). Free memory was 83.0MB in the beginning and 190.7MB in the end (delta: -107.7MB). Peak memory consumption was 82.5MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,124 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 71.2MB in the beginning and 71.1MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:19:48,130 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1166.19ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 120.3MB in the end (delta: -37.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,132 INFO L158 Benchmark]: Boogie Procedure Inliner took 261.32ms. Allocated memory is still 165.7MB. Free memory was 120.3MB in the beginning and 96.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,133 INFO L158 Benchmark]: Boogie Preprocessor took 218.47ms. Allocated memory is still 165.7MB. Free memory was 96.8MB in the beginning and 84.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,134 INFO L158 Benchmark]: RCFGBuilder took 3600.31ms. Allocated memory was 165.7MB in the beginning and 308.3MB in the end (delta: 142.6MB). Free memory was 84.6MB in the beginning and 199.2MB in the end (delta: -114.6MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,134 INFO L158 Benchmark]: TraceAbstraction took 2125.02ms. Allocated memory is still 308.3MB. Free memory was 198.2MB in the beginning and 190.7MB in the end (delta: 7.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2022-11-16 12:19:48,136 INFO L158 Benchmark]: Witness Printer took 6.47ms. Allocated memory is still 308.3MB. Free memory is still 190.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 12:19:48,144 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 117.4MB. Free memory was 71.2MB in the beginning and 71.1MB in the end (delta: 90.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1166.19ms. Allocated memory was 117.4MB in the beginning and 165.7MB in the end (delta: 48.2MB). Free memory was 82.7MB in the beginning and 120.3MB in the end (delta: -37.5MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 261.32ms. Allocated memory is still 165.7MB. Free memory was 120.3MB in the beginning and 96.8MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 218.47ms. Allocated memory is still 165.7MB. Free memory was 96.8MB in the beginning and 84.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 3600.31ms. Allocated memory was 165.7MB in the beginning and 308.3MB in the end (delta: 142.6MB). Free memory was 84.6MB in the beginning and 199.2MB in the end (delta: -114.6MB). Peak memory consumption was 94.8MB. Max. memory is 16.1GB. * TraceAbstraction took 2125.02ms. Allocated memory is still 308.3MB. Free memory was 198.2MB in the beginning and 190.7MB in the end (delta: 7.4MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Witness Printer took 6.47ms. Allocated memory is still 308.3MB. Free memory is still 190.7MB. 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 203, overapproximation of bitwiseOr at line 198, overapproximation of bitwiseAnd at line 201. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 12); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (12 - 1); [L28] const SORT_6 mask_SORT_6 = (SORT_6)-1 >> (sizeof(SORT_6) * 8 - 1); [L29] const SORT_6 msb_SORT_6 = (SORT_6)1 << (1 - 1); [L31] const SORT_11 mask_SORT_11 = (SORT_11)-1 >> (sizeof(SORT_11) * 8 - 4); [L32] const SORT_11 msb_SORT_11 = (SORT_11)1 << (4 - 1); [L34] const SORT_37 mask_SORT_37 = (SORT_37)-1 >> (sizeof(SORT_37) * 8 - 32); [L35] const SORT_37 msb_SORT_37 = (SORT_37)1 << (32 - 1); [L37] const SORT_41 mask_SORT_41 = (SORT_41)-1 >> (sizeof(SORT_41) * 8 - 3); [L38] const SORT_41 msb_SORT_41 = (SORT_41)1 << (3 - 1); [L40] const SORT_289 mask_SORT_289 = (SORT_289)-1 >> (sizeof(SORT_289) * 8 - 2); [L41] const SORT_289 msb_SORT_289 = (SORT_289)1 << (2 - 1); [L43] const SORT_293 mask_SORT_293 = (SORT_293)-1 >> (sizeof(SORT_293) * 8 - 5); [L44] const SORT_293 msb_SORT_293 = (SORT_293)1 << (5 - 1); [L46] const SORT_295 mask_SORT_295 = (SORT_295)-1 >> (sizeof(SORT_295) * 8 - 6); [L47] const SORT_295 msb_SORT_295 = (SORT_295)1 << (6 - 1); [L49] const SORT_297 mask_SORT_297 = (SORT_297)-1 >> (sizeof(SORT_297) * 8 - 7); [L50] const SORT_297 msb_SORT_297 = (SORT_297)1 << (7 - 1); [L52] const SORT_299 mask_SORT_299 = (SORT_299)-1 >> (sizeof(SORT_299) * 8 - 8); [L53] const SORT_299 msb_SORT_299 = (SORT_299)1 << (8 - 1); [L55] const SORT_301 mask_SORT_301 = (SORT_301)-1 >> (sizeof(SORT_301) * 8 - 9); [L56] const SORT_301 msb_SORT_301 = (SORT_301)1 << (9 - 1); [L58] const SORT_303 mask_SORT_303 = (SORT_303)-1 >> (sizeof(SORT_303) * 8 - 10); [L59] const SORT_303 msb_SORT_303 = (SORT_303)1 << (10 - 1); [L61] const SORT_305 mask_SORT_305 = (SORT_305)-1 >> (sizeof(SORT_305) * 8 - 11); [L62] const SORT_305 msb_SORT_305 = (SORT_305)1 << (11 - 1); [L64] const SORT_1 var_16 = 0; [L65] const SORT_6 var_21 = 0; [L66] const SORT_37 var_39 = 0; [L67] const SORT_41 var_42 = 0; [L68] const SORT_41 var_45 = 6; [L69] const SORT_41 var_47 = 7; [L70] const SORT_6 var_53 = 1; [L71] const SORT_11 var_57 = 2; [L72] const SORT_11 var_62 = 9; [L73] const SORT_11 var_70 = 15; [L74] const SORT_11 var_75 = 1; [L75] const SORT_11 var_77 = 3; [L76] const SORT_11 var_80 = 5; [L77] const SORT_11 var_83 = 7; [L78] const SORT_11 var_86 = 11; [L79] const SORT_11 var_108 = 8; [L80] const SORT_11 var_112 = 10; [L81] const SORT_11 var_116 = 13; [L82] const SORT_11 var_127 = 4; [L83] const SORT_11 var_129 = 12; [L84] const SORT_11 var_132 = 14; [L85] const SORT_11 var_138 = 6; [L86] const SORT_11 var_165 = 0; [L87] const SORT_41 var_209 = 1; [L88] const SORT_41 var_211 = 5; [L89] const SORT_1 var_229 = 4095; [L90] const SORT_1 var_569 = 1; [L91] const SORT_305 var_577 = 0; [L93] SORT_1 input_2; [L94] SORT_1 input_3; [L95] SORT_1 input_4; [L96] SORT_1 input_5; [L97] SORT_6 input_7; [L98] SORT_6 input_8; [L99] SORT_6 input_9; [L100] SORT_1 input_10; [L101] SORT_11 input_12; [L102] SORT_6 input_13; [L103] SORT_6 input_14; [L104] SORT_6 input_15; [L105] SORT_1 input_216; [L106] SORT_41 input_219; [L108] SORT_1 state_17 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L109] SORT_1 state_19 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L110] SORT_1 state_23 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L111] SORT_1 state_25 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L112] SORT_1 state_29 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L113] SORT_1 state_31 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L114] SORT_41 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_41; [L115] SORT_1 state_59 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L116] SORT_1 state_125 = __VERIFIER_nondet_ushort() & mask_SORT_1; [L118] SORT_1 init_18_arg_1 = var_16; [L119] state_17 = init_18_arg_1 [L120] SORT_1 init_20_arg_1 = var_16; [L121] state_19 = init_20_arg_1 [L122] SORT_1 init_24_arg_1 = var_16; [L123] state_23 = init_24_arg_1 [L124] SORT_1 init_26_arg_1 = var_16; [L125] state_25 = init_26_arg_1 [L126] SORT_1 init_30_arg_1 = var_16; [L127] state_29 = init_30_arg_1 [L128] SORT_1 init_32_arg_1 = var_16; [L129] state_31 = init_32_arg_1 [L130] SORT_41 init_44_arg_1 = var_42; [L131] state_43 = init_44_arg_1 [L132] SORT_1 init_60_arg_1 = var_16; [L133] state_59 = init_60_arg_1 [L134] SORT_1 init_126_arg_1 = var_16; [L135] state_125 = init_126_arg_1 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_229=4095, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L138] input_2 = __VERIFIER_nondet_ushort() [L139] input_3 = __VERIFIER_nondet_ushort() [L140] input_4 = __VERIFIER_nondet_ushort() [L141] input_5 = __VERIFIER_nondet_ushort() [L142] input_7 = __VERIFIER_nondet_uchar() [L143] input_8 = __VERIFIER_nondet_uchar() [L144] input_9 = __VERIFIER_nondet_uchar() [L145] input_9 = input_9 & mask_SORT_6 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_2=1, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_229=4095, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L146] input_10 = __VERIFIER_nondet_ushort() [L147] input_12 = __VERIFIER_nondet_uchar() [L148] input_12 = input_12 & mask_SORT_11 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_10=3, input_12=0, input_2=1, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_229=4095, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L149] input_13 = __VERIFIER_nondet_uchar() [L150] input_14 = __VERIFIER_nondet_uchar() [L151] input_15 = __VERIFIER_nondet_uchar() [L152] input_216 = __VERIFIER_nondet_ushort() [L153] input_219 = __VERIFIER_nondet_uchar() [L156] SORT_6 var_34_arg_0 = var_21; [L157] SORT_1 var_34_arg_1 = input_5; [L158] SORT_1 var_34_arg_2 = input_4; [L159] SORT_1 var_34 = var_34_arg_0 ? var_34_arg_1 : var_34_arg_2; [L160] SORT_6 var_33_arg_0 = var_21; [L161] SORT_1 var_33_arg_1 = state_31; [L162] SORT_1 var_33_arg_2 = state_29; [L163] SORT_1 var_33 = var_33_arg_0 ? var_33_arg_1 : var_33_arg_2; [L164] SORT_6 var_35_arg_0 = var_21; [L165] SORT_1 var_35_arg_1 = var_34; [L166] SORT_1 var_35_arg_2 = var_33; [L167] SORT_1 var_35 = var_35_arg_0 ? var_35_arg_1 : var_35_arg_2; [L168] SORT_6 var_27_arg_0 = var_21; [L169] SORT_1 var_27_arg_1 = state_25; [L170] SORT_1 var_27_arg_2 = state_23; [L171] SORT_1 var_27 = var_27_arg_0 ? var_27_arg_1 : var_27_arg_2; [L172] SORT_6 var_22_arg_0 = var_21; [L173] SORT_1 var_22_arg_1 = state_19; [L174] SORT_1 var_22_arg_2 = state_17; [L175] SORT_1 var_22 = var_22_arg_0 ? var_22_arg_1 : var_22_arg_2; [L176] SORT_6 var_28_arg_0 = var_21; [L177] SORT_1 var_28_arg_1 = var_27; [L178] SORT_1 var_28_arg_2 = var_22; [L179] SORT_1 var_28 = var_28_arg_0 ? var_28_arg_1 : var_28_arg_2; [L180] SORT_6 var_36_arg_0 = var_21; [L181] SORT_1 var_36_arg_1 = var_35; [L182] SORT_1 var_36_arg_2 = var_28; [L183] SORT_1 var_36 = var_36_arg_0 ? var_36_arg_1 : var_36_arg_2; [L184] SORT_1 var_38_arg_0 = var_36; VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_10=3, input_12=0, input_13=10, input_14=7, input_15=4, input_2=1, input_216=5, input_219=2, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_22=0, var_229=4095, var_22_arg_0=0, var_22_arg_1=0, var_22_arg_2=0, var_27=0, var_27_arg_0=0, var_27_arg_1=0, var_27_arg_2=0, var_28=0, var_28_arg_0=0, var_28_arg_1=0, var_28_arg_2=0, var_33=0, var_33_arg_0=0, var_33_arg_1=0, var_33_arg_2=0, var_34=0, var_34_arg_0=0, var_34_arg_1=0, var_34_arg_2=0, var_35=0, var_35_arg_0=0, var_35_arg_1=0, var_35_arg_2=0, var_36=0, var_36_arg_0=0, var_36_arg_1=0, var_36_arg_2=0, var_38_arg_0=0, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L185] var_38_arg_0 = var_38_arg_0 & mask_SORT_1 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_10=3, input_12=0, input_13=10, input_14=7, input_15=4, input_2=1, input_216=5, input_219=2, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_22=0, var_229=4095, var_22_arg_0=0, var_22_arg_1=0, var_22_arg_2=0, var_27=0, var_27_arg_0=0, var_27_arg_1=0, var_27_arg_2=0, var_28=0, var_28_arg_0=0, var_28_arg_1=0, var_28_arg_2=0, var_33=0, var_33_arg_0=0, var_33_arg_1=0, var_33_arg_2=0, var_34=0, var_34_arg_0=0, var_34_arg_1=0, var_34_arg_2=0, var_35=0, var_35_arg_0=0, var_35_arg_1=0, var_35_arg_2=0, var_36=0, var_36_arg_0=0, var_36_arg_1=0, var_36_arg_2=0, var_38_arg_0=0, var_39=0, var_42=0, var_45=6, var_47=7, var_53=1, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L186] SORT_37 var_38 = var_38_arg_0; [L187] SORT_37 var_40_arg_0 = var_38; [L188] SORT_37 var_40_arg_1 = var_39; [L189] SORT_6 var_40 = var_40_arg_0 == var_40_arg_1; [L190] SORT_41 var_46_arg_0 = state_43; [L191] SORT_41 var_46_arg_1 = var_45; [L192] SORT_6 var_46 = var_46_arg_0 != var_46_arg_1; [L193] SORT_41 var_48_arg_0 = state_43; [L194] SORT_41 var_48_arg_1 = var_47; [L195] SORT_6 var_48 = var_48_arg_0 != var_48_arg_1; [L196] SORT_6 var_49_arg_0 = var_46; [L197] SORT_6 var_49_arg_1 = var_48; [L198] SORT_6 var_49 = var_49_arg_0 | var_49_arg_1; [L199] SORT_6 var_50_arg_0 = var_40; [L200] SORT_6 var_50_arg_1 = var_49; [L201] SORT_6 var_50 = var_50_arg_0 & var_50_arg_1; [L202] SORT_6 var_54_arg_0 = var_50; [L203] SORT_6 var_54 = ~var_54_arg_0; [L204] SORT_6 var_55_arg_0 = var_53; [L205] SORT_6 var_55_arg_1 = var_54; [L206] SORT_6 var_55 = var_55_arg_0 & var_55_arg_1; VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_10=3, input_12=0, input_13=10, input_14=7, input_15=4, input_2=1, input_216=5, input_219=2, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_22=0, var_229=4095, var_22_arg_0=0, var_22_arg_1=0, var_22_arg_2=0, var_27=0, var_27_arg_0=0, var_27_arg_1=0, var_27_arg_2=0, var_28=0, var_28_arg_0=0, var_28_arg_1=0, var_28_arg_2=0, var_33=0, var_33_arg_0=0, var_33_arg_1=0, var_33_arg_2=0, var_34=0, var_34_arg_0=0, var_34_arg_1=0, var_34_arg_2=0, var_35=0, var_35_arg_0=0, var_35_arg_1=0, var_35_arg_2=0, var_36=0, var_36_arg_0=0, var_36_arg_1=0, var_36_arg_2=0, var_38=0, var_38_arg_0=0, var_39=0, var_40=1, var_40_arg_0=0, var_40_arg_1=0, var_42=0, var_45=6, var_46=1, var_46_arg_0=0, var_46_arg_1=6, var_47=7, var_48=1, var_48_arg_0=0, var_48_arg_1=7, var_49=1, var_49_arg_0=1, var_49_arg_1=1, var_50=1, var_50_arg_0=1, var_50_arg_1=1, var_53=1, var_54=255, var_54_arg_0=1, var_55=1, var_55_arg_0=1, var_55_arg_1=255, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L207] var_55 = var_55 & mask_SORT_6 VAL [init_126_arg_1=0, init_18_arg_1=0, init_20_arg_1=0, init_24_arg_1=0, init_26_arg_1=0, init_30_arg_1=0, init_32_arg_1=0, init_44_arg_1=0, init_60_arg_1=0, input_10=3, input_12=0, input_13=10, input_14=7, input_15=4, input_2=1, input_216=5, input_219=2, input_3=8, input_4=0, input_5=0, input_7=9, input_8=6, input_9=0, mask_SORT_1=4095, mask_SORT_11=15, mask_SORT_289=3, mask_SORT_293=31, mask_SORT_295=63, mask_SORT_297=127, mask_SORT_299=255, mask_SORT_301=511, mask_SORT_303=1023, mask_SORT_305=2047, mask_SORT_37=4294967295, mask_SORT_41=7, mask_SORT_6=1, msb_SORT_1=2048, msb_SORT_11=8, msb_SORT_289=2, msb_SORT_293=16, msb_SORT_295=32, msb_SORT_297=64, msb_SORT_299=128, msb_SORT_301=256, msb_SORT_303=512, msb_SORT_305=1024, msb_SORT_37=2147483648, msb_SORT_41=4, msb_SORT_6=1, state_125=0, state_17=0, state_19=0, state_23=0, state_25=0, state_29=0, state_31=0, state_43=0, state_59=0, var_108=8, var_112=10, var_116=13, var_127=4, var_129=12, var_132=14, var_138=6, var_16=0, var_165=0, var_209=1, var_21=0, var_211=5, var_22=0, var_229=4095, var_22_arg_0=0, var_22_arg_1=0, var_22_arg_2=0, var_27=0, var_27_arg_0=0, var_27_arg_1=0, var_27_arg_2=0, var_28=0, var_28_arg_0=0, var_28_arg_1=0, var_28_arg_2=0, var_33=0, var_33_arg_0=0, var_33_arg_1=0, var_33_arg_2=0, var_34=0, var_34_arg_0=0, var_34_arg_1=0, var_34_arg_2=0, var_35=0, var_35_arg_0=0, var_35_arg_1=0, var_35_arg_2=0, var_36=0, var_36_arg_0=0, var_36_arg_1=0, var_36_arg_2=0, var_38=0, var_38_arg_0=0, var_39=0, var_40=1, var_40_arg_0=0, var_40_arg_1=0, var_42=0, var_45=6, var_46=1, var_46_arg_0=0, var_46_arg_1=6, var_47=7, var_48=1, var_48_arg_0=0, var_48_arg_1=7, var_49=1, var_49_arg_0=1, var_49_arg_1=1, var_50=1, var_50_arg_0=1, var_50_arg_1=1, var_53=1, var_54=255, var_54_arg_0=1, var_55=1, var_55_arg_0=1, var_55_arg_1=255, var_569=1, var_57=2, var_577=0, var_62=9, var_70=15, var_75=1, var_77=3, var_80=5, var_83=7, var_86=11] [L208] SORT_6 bad_56_arg_0 = var_55; [L209] CALL __VERIFIER_assert(!(bad_56_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, 488 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2382 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2382 mSDsluCounter, 1653 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 833 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 820 mSDtfsCounter, 17 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=488occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 490 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 [2022-11-16 12:19:48,183 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 958b2cff64b8fceb0cc12cf5dd7a9dde08c134b5c0d92789485d456e6d4fd48a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 12:19:50,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 12:19:50,676 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 12:19:50,722 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 12:19:50,723 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 12:19:50,727 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 12:19:50,731 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 12:19:50,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 12:19:50,741 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 12:19:50,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 12:19:50,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 12:19:50,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 12:19:50,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 12:19:50,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 12:19:50,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 12:19:50,762 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 12:19:50,763 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 12:19:50,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 12:19:50,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 12:19:50,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 12:19:50,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 12:19:50,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 12:19:50,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 12:19:50,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 12:19:50,792 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 12:19:50,797 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 12:19:50,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 12:19:50,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 12:19:50,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 12:19:50,802 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 12:19:50,802 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 12:19:50,803 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 12:19:50,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 12:19:50,806 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 12:19:50,807 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 12:19:50,808 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 12:19:50,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 12:19:50,809 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 12:19:50,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 12:19:50,812 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 12:19:50,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 12:19:50,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-16 12:19:50,854 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 12:19:50,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 12:19:50,856 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 12:19:50,856 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 12:19:50,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 12:19:50,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 12:19:50,859 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 12:19:50,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 12:19:50,859 INFO L138 SettingsManager]: * Use SBE=true [2022-11-16 12:19:50,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 12:19:50,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 12:19:50,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 12:19:50,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 12:19:50,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 12:19:50,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 12:19:50,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 12:19:50,863 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 12:19:50,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 12:19:50,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 12:19:50,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 12:19:50,864 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 12:19:50,864 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-16 12:19:50,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 12:19:50,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:50,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 12:19:50,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 12:19:50,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 12:19:50,866 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-16 12:19:50,866 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 12:19:50,867 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-16 12:19:50,867 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-16 12:19:50,867 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 12:19:50,868 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 12:19:50,868 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_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 958b2cff64b8fceb0cc12cf5dd7a9dde08c134b5c0d92789485d456e6d4fd48a [2022-11-16 12:19:51,340 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 12:19:51,379 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 12:19:51,383 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 12:19:51,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 12:19:51,388 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 12:19:51,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:51,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/34e17344a/7b7f06b30b284f399bd7c07b1b283de6/FLAGb794ff3d5 [2022-11-16 12:19:52,354 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 12:19:52,355 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:52,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/34e17344a/7b7f06b30b284f399bd7c07b1b283de6/FLAGb794ff3d5 [2022-11-16 12:19:52,476 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/data/34e17344a/7b7f06b30b284f399bd7c07b1b283de6 [2022-11-16 12:19:52,481 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 12:19:52,483 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 12:19:52,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:52,485 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 12:19:52,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 12:19:52,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:52" (1/1) ... [2022-11-16 12:19:52,495 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7eff2b44 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:52, skipping insertion in model container [2022-11-16 12:19:52,496 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 12:19:52" (1/1) ... [2022-11-16 12:19:52,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 12:19:52,595 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 12:19:52,827 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c[1107,1120] [2022-11-16 12:19:53,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:53,287 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 12:19:53,299 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vis_arrays_am2910_p1.c[1107,1120] [2022-11-16 12:19:53,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 12:19:53,466 INFO L208 MainTranslator]: Completed translation [2022-11-16 12:19:53,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53 WrapperNode [2022-11-16 12:19:53,467 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 12:19:53,469 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:53,470 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 12:19:53,470 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 12:19:53,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,692 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1754 [2022-11-16 12:19:53,693 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 12:19:53,694 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 12:19:53,694 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 12:19:53,694 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 12:19:53,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,723 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,723 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,808 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,817 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,825 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 12:19:53,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 12:19:53,861 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 12:19:53,861 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 12:19:53,862 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (1/1) ... [2022-11-16 12:19:53,869 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 12:19:53,884 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 [2022-11-16 12:19:53,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 12:19:53,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 12:19:53,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 12:19:53,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 12:19:54,521 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 12:19:54,525 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 12:19:58,234 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 12:19:58,246 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 12:19:58,248 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 12:19:58,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:19:58 BoogieIcfgContainer [2022-11-16 12:19:58,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 12:19:58,255 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 12:19:58,255 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 12:19:58,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 12:19:58,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 12:19:52" (1/3) ... [2022-11-16 12:19:58,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60cf6855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:19:58, skipping insertion in model container [2022-11-16 12:19:58,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 12:19:53" (2/3) ... [2022-11-16 12:19:58,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60cf6855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 12:19:58, skipping insertion in model container [2022-11-16 12:19:58,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 12:19:58" (3/3) ... [2022-11-16 12:19:58,262 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vis_arrays_am2910_p1.c [2022-11-16 12:19:58,284 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 12:19:58,284 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 12:19:58,353 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 12:19:58,360 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;@467abe55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 12:19:58,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 12:19:58,365 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) [2022-11-16 12:19:58,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-16 12:19:58,371 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:19:58,372 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-16 12:19:58,373 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:19:58,378 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:19:58,378 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-16 12:19:58,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:19:58,395 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1139663810] [2022-11-16 12:19:58,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:19:58,396 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 [2022-11-16 12:19:58,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:19:58,401 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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) [2022-11-16 12:19:58,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 12:19:58,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:19:58,827 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 41 conjunts are in the unsatisfiable core [2022-11-16 12:19:58,867 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:19:59,279 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:19:59,280 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 12:19:59,281 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-16 12:19:59,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1139663810] [2022-11-16 12:19:59,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1139663810] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 12:19:59,282 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 12:19:59,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-16 12:19:59,284 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [799735041] [2022-11-16 12:19:59,285 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 12:19:59,291 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-16 12:19:59,291 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-16 12:19:59,326 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-16 12:19:59,327 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-16 12:19:59,329 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) [2022-11-16 12:19:59,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 12:19:59,841 INFO L93 Difference]: Finished difference Result 20 states and 30 transitions. [2022-11-16 12:19:59,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 12:19:59,845 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 [2022-11-16 12:19:59,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 12:19:59,854 INFO L225 Difference]: With dead ends: 20 [2022-11-16 12:19:59,855 INFO L226 Difference]: Without dead ends: 11 [2022-11-16 12:19:59,857 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-16 12:19:59,863 INFO L413 NwaCegarLoop]: 5 mSDtfsCounter, 4 mSDsluCounter, 8 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s 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, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 12:19:59,865 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 13 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-16 12:19:59,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11 states. [2022-11-16 12:19:59,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11 to 9. [2022-11-16 12:19:59,894 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) [2022-11-16 12:19:59,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2022-11-16 12:19:59,897 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2022-11-16 12:19:59,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 12:19:59,897 INFO L495 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2022-11-16 12:19:59,898 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) [2022-11-16 12:19:59,898 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2022-11-16 12:19:59,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-16 12:19:59,898 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 12:19:59,899 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2022-11-16 12:19:59,918 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 12:20:00,110 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 12:20:00,110 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 12:20:00,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 12:20:00,111 INFO L85 PathProgramCache]: Analyzing trace with hash 271073635, now seen corresponding path program 1 times [2022-11-16 12:20:00,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-16 12:20:00,114 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1880624169] [2022-11-16 12:20:00,114 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 12:20:00,115 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 [2022-11-16 12:20:00,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/mathsat [2022-11-16 12:20:00,117 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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) [2022-11-16 12:20:00,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a6d4998-7fa7-4247-8331-c041737f8325/bin/uautomizer-tPACEb0tL8/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 [2022-11-16 12:20:01,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 12:20:01,181 INFO L263 TraceCheckSpWp]: Trace formula consists of 1610 conjuncts, 235 conjunts are in the unsatisfiable core [2022-11-16 12:20:01,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 12:20:05,377 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 12:20:05,378 INFO L328 TraceCheckSpWp]: Computing backward predicates...