./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash a6ea67ec5141ba30c704987a9668199f8d55bb535d4080241ca9c1a7de14e100 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:28:24,870 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:28:24,937 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:28:24,943 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:28:24,943 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:28:24,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:28:24,969 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:28:24,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:28:24,971 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:28:24,971 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:28:24,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:28:24,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:28:24,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:28:24,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:28:24,975 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:28:24,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:28:24,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:28:24,976 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:28:24,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:28:24,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:28:24,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:28:24,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:28:24,980 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:28:24,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:28:24,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:28:24,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:28:24,982 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:28:24,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:28:24,983 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:28:24,984 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:28:24,984 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:28:24,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:24,985 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:28:24,986 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:28:24,986 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:28:24,987 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:28:24,987 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:28:24,987 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:28:24,988 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:28:24,988 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:28:24,989 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:28:24,994 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:28:24,995 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6ea67ec5141ba30c704987a9668199f8d55bb535d4080241ca9c1a7de14e100 [2023-11-21 22:28:25,324 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:28:25,355 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:28:25,358 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:28:25,359 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:28:25,360 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:28:25,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:28,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:28:28,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:28:28,917 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:28,929 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/2816dc064/ae31baf9433844a4af34e3eae20ff634/FLAGc5d8e6e78 [2023-11-21 22:28:28,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/2816dc064/ae31baf9433844a4af34e3eae20ff634 [2023-11-21 22:28:28,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:28:28,956 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:28:28,960 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:28,960 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:28:28,966 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:28:28,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:28" (1/1) ... [2023-11-21 22:28:28,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@510bdce9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:28, skipping insertion in model container [2023-11-21 22:28:28,968 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:28" (1/1) ... [2023-11-21 22:28:29,015 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:28:29,190 WARN L240 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_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i[913,926] [2023-11-21 22:28:29,252 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:29,265 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:28:29,278 WARN L240 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_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i[913,926] [2023-11-21 22:28:29,304 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:29,321 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:28:29,322 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29 WrapperNode [2023-11-21 22:28:29,322 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:29,323 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:29,324 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:28:29,324 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:28:29,331 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,341 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,377 INFO L138 Inliner]: procedures = 26, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 151 [2023-11-21 22:28:29,377 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:29,378 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:28:29,378 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:28:29,378 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:28:29,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,396 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,407 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:28:29,408 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,408 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,421 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,426 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,428 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,436 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:28:29,437 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:28:29,438 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:28:29,438 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:28:29,439 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (1/1) ... [2023-11-21 22:28:29,457 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:29,471 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:29,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:28:29,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:28:29,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:28:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:28:29,533 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:28:29,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:28:29,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:28:29,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:28:29,621 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:28:29,624 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:28:29,960 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:28:30,191 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:28:30,192 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:28:30,193 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:30 BoogieIcfgContainer [2023-11-21 22:28:30,194 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:28:30,196 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:28:30,197 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:28:30,200 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:28:30,201 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:28:28" (1/3) ... [2023-11-21 22:28:30,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7438d17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:30, skipping insertion in model container [2023-11-21 22:28:30,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:29" (2/3) ... [2023-11-21 22:28:30,202 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7438d17a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:30, skipping insertion in model container [2023-11-21 22:28:30,202 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:30" (3/3) ... [2023-11-21 22:28:30,204 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:30,242 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:28:30,242 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:28:30,320 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:28:30,330 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=LoopHeads, 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;@5822eb07, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:28:30,331 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:28:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-21 22:28:30,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 22:28:30,353 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:30,355 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:28:30,356 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:30,365 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:30,366 INFO L85 PathProgramCache]: Analyzing trace with hash 1944166759, now seen corresponding path program 1 times [2023-11-21 22:28:30,376 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:28:30,377 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905480466] [2023-11-21 22:28:30,377 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:30,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:28:30,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:28:30,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:28:31,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:28:31,099 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:28:31,101 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:28:31,103 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:28:31,105 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:28:31,112 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:28:31,117 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:28:31,235 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:28:31 BoogieIcfgContainer [2023-11-21 22:28:31,235 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:28:31,236 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:28:31,236 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:28:31,237 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:28:31,237 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:30" (3/4) ... [2023-11-21 22:28:31,240 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:28:31,246 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:28:31,249 INFO L158 Benchmark]: Toolchain (without parser) took 2293.28ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 116.3MB in the beginning and 103.7MB in the end (delta: 12.7MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,250 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:28:31,251 INFO L158 Benchmark]: CACSL2BoogieTranslator took 362.52ms. Allocated memory is still 146.8MB. Free memory was 115.9MB in the beginning and 102.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 54.01ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 100.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,252 INFO L158 Benchmark]: Boogie Preprocessor took 58.67ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 97.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,253 INFO L158 Benchmark]: RCFGBuilder took 756.36ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 116.8MB in the end (delta: -19.0MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,253 INFO L158 Benchmark]: TraceAbstraction took 1039.14ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 116.1MB in the beginning and 103.7MB in the end (delta: 12.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. [2023-11-21 22:28:31,254 INFO L158 Benchmark]: Witness Printer took 11.63ms. Allocated memory is still 178.3MB. Free memory is still 103.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:28:31,258 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 121.6MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 362.52ms. Allocated memory is still 146.8MB. Free memory was 115.9MB in the beginning and 102.9MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 54.01ms. Allocated memory is still 146.8MB. Free memory was 102.9MB in the beginning and 100.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.67ms. Allocated memory is still 146.8MB. Free memory was 100.8MB in the beginning and 97.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 756.36ms. Allocated memory is still 146.8MB. Free memory was 97.8MB in the beginning and 116.8MB in the end (delta: -19.0MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1039.14ms. Allocated memory was 146.8MB in the beginning and 178.3MB in the end (delta: 31.5MB). Free memory was 116.1MB in the beginning and 103.7MB in the end (delta: 12.4MB). Peak memory consumption was 43.1MB. Max. memory is 16.1GB. * Witness Printer took 11.63ms. Allocated memory is still 178.3MB. Free memory is still 103.7MB. 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: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 1; [L23] double var_1_2 = 8.875; [L24] double var_1_3 = 63.5; [L25] double var_1_4 = 16.6; [L26] double var_1_5 = 127.8; [L27] unsigned char var_1_9 = 1; [L28] unsigned char var_1_10 = 0; [L29] unsigned char var_1_11 = 0; [L30] signed short int var_1_12 = -2; [L31] signed short int var_1_13 = 64; [L32] signed short int var_1_14 = 2; [L33] signed short int var_1_15 = 4; [L34] signed short int var_1_16 = 26204; [L35] signed short int var_1_17 = 5; [L36] signed long int var_1_18 = -5; [L37] signed long int var_1_19 = 100; [L38] signed long int var_1_20 = 0; [L39] signed long int var_1_21 = 128; [L40] signed long int last_1_var_1_18 = -5; [L125] isInitial = 1 [L126] FCALL initially() [L127] COND TRUE 1 [L128] CALL updateLastVariables() [L118] last_1_var_1_18 = var_1_18 [L128] RET updateLastVariables() [L129] CALL updateVariables() [L75] var_1_2 = __VERIFIER_nondet_double() [L76] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=127/2, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L77] var_1_3 = __VERIFIER_nondet_double() [L78] CALL assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) [L78] RET assume_abort_if_not((var_1_3 >= -922337.2036854776000e+13F && var_1_3 <= -1.0e-20F) || (var_1_3 <= 9223372.036854776000e+12F && var_1_3 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=83/5, var_1_5=639/5, var_1_9=1] [L79] var_1_4 = __VERIFIER_nondet_double() [L80] CALL assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=639/5, var_1_9=1] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not((var_1_4 >= 0.0F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=639/5, var_1_9=1] [L81] var_1_5 = __VERIFIER_nondet_double() [L82] CALL assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not((var_1_5 >= 0.0F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 9223372.036854776000e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L83] var_1_9 = __VERIFIER_nondet_uchar() [L84] CALL assume_abort_if_not(var_1_9 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_9 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L85] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L85] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=0, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L86] var_1_10 = __VERIFIER_nondet_uchar() [L87] CALL assume_abort_if_not(var_1_10 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_10 >= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L88] CALL assume_abort_if_not(var_1_10 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L88] RET assume_abort_if_not(var_1_10 <= 1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L89] var_1_11 = __VERIFIER_nondet_uchar() [L90] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L91] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=64, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L92] var_1_13 = __VERIFIER_nondet_short() [L93] CALL assume_abort_if_not(var_1_13 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_13 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L94] CALL assume_abort_if_not(var_1_13 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_13 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=2, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L95] var_1_14 = __VERIFIER_nondet_short() [L96] CALL assume_abort_if_not(var_1_14 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_14 >= -32767) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L97] CALL assume_abort_if_not(var_1_14 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_14 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=4, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L98] var_1_15 = __VERIFIER_nondet_short() [L99] CALL assume_abort_if_not(var_1_15 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_15 >= -1) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L100] CALL assume_abort_if_not(var_1_15 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=26204, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L101] var_1_16 = __VERIFIER_nondet_short() [L102] CALL assume_abort_if_not(var_1_16 >= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_16 >= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L103] CALL assume_abort_if_not(var_1_16 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_16 <= 32766) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=5, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L104] var_1_17 = __VERIFIER_nondet_short() [L105] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L106] CALL assume_abort_if_not(var_1_17 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L106] RET assume_abort_if_not(var_1_17 <= 16383) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=100, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L107] var_1_19 = __VERIFIER_nondet_long() [L108] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L109] CALL assume_abort_if_not(var_1_19 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_19 <= 2147483647) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L110] var_1_20 = __VERIFIER_nondet_long() [L111] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L112] CALL assume_abort_if_not(var_1_20 <= 536870911) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_20 <= 536870911) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=128, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L113] var_1_21 = __VERIFIER_nondet_long() [L114] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L114] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L115] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-2, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=1, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L129] RET updateVariables() [L130] CALL step() [L44] signed long int stepLocal_1 = last_1_var_1_18; [L45] COND FALSE !(stepLocal_1 >= 0) [L48] var_1_12 = ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))) [L50] signed long int stepLocal_3 = var_1_15 - var_1_19; [L51] signed short int stepLocal_2 = var_1_12; [L52] COND FALSE !(var_1_12 > stepLocal_3) [L57] var_1_18 = var_1_14 [L59] signed long int stepLocal_0 = (((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18)); [L60] COND FALSE !((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) [L71] var_1_1 = var_1_11 [L130] RET step() [L131] CALL, EXPR property() [L121-L122] return ((((((((var_1_2 + var_1_3)) < ((var_1_4 - var_1_5))) ? ((var_1_2 + var_1_3)) : ((var_1_4 - var_1_5)))) != 31.9) ? ((((((var_1_12) > (var_1_18)) ? (var_1_12) : (var_1_18))) < var_1_18) ? (var_1_9 ? (var_1_1 == ((unsigned char) var_1_10)) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_10))) : (var_1_1 == ((unsigned char) var_1_11))) && ((last_1_var_1_18 >= 0) ? (var_1_12 == ((signed short int) ((((var_1_13) > (var_1_14)) ? (var_1_13) : (var_1_14))))) : (var_1_12 == ((signed short int) ((((var_1_13) > ((var_1_15 - (var_1_16 - var_1_17)))) ? (var_1_13) : ((var_1_15 - (var_1_16 - var_1_17))))))))) && ((var_1_12 > (var_1_15 - var_1_19)) ? ((var_1_13 < var_1_12) ? (var_1_18 == ((signed long int) ((var_1_17 + (var_1_16 + var_1_20)) - var_1_21))) : 1) : (var_1_18 == ((signed long int) var_1_14))) ; [L131] RET, EXPR property() [L131] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-4, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_18=-5, var_1_10=1, var_1_11=0, var_1_12=-4, var_1_13=-4, var_1_14=-5, var_1_15=16375, var_1_16=16383, var_1_17=4, var_1_18=-5, var_1_19=0, var_1_1=0, var_1_20=0, var_1_21=16392, var_1_3=26210, var_1_4=26209, var_1_5=26211, var_1_9=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 50 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 26, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=50occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 97 NumberOfCodeBlocks, 97 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 [2023-11-21 22:28:31,300 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/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_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --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 32bit --witnessprinter.graph.data.programhash a6ea67ec5141ba30c704987a9668199f8d55bb535d4080241ca9c1a7de14e100 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:28:34,171 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:28:34,277 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:28:34,284 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:28:34,285 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:28:34,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:28:34,314 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:28:34,314 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:28:34,316 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:28:34,318 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:28:34,319 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:28:34,319 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:28:34,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:28:34,321 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:28:34,321 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:28:34,322 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:28:34,323 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:28:34,323 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:28:34,323 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:28:34,324 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:28:34,325 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:28:34,325 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:28:34,326 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:28:34,326 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:28:34,327 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:28:34,327 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:28:34,328 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:28:34,328 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:28:34,329 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:28:34,329 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:28:34,331 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:28:34,331 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:28:34,332 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:28:34,332 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:34,332 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:28:34,333 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:28:34,334 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:28:34,334 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:28:34,334 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:28:34,335 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:28:34,335 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:28:34,336 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:28:34,336 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:28:34,336 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:28:34,337 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:28:34,337 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6ea67ec5141ba30c704987a9668199f8d55bb535d4080241ca9c1a7de14e100 [2023-11-21 22:28:34,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:28:34,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:28:34,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:28:34,753 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:28:34,754 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:28:34,755 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:37,946 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:28:38,292 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:28:38,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:38,305 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/cd78cad7a/f076d38fe190497989b611580e2ec76a/FLAG19ef51ce1 [2023-11-21 22:28:38,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/data/cd78cad7a/f076d38fe190497989b611580e2ec76a [2023-11-21 22:28:38,330 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:28:38,332 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:28:38,337 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:38,337 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:28:38,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:28:38,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f37880d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38, skipping insertion in model container [2023-11-21 22:28:38,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,389 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:28:38,575 WARN L240 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_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i[913,926] [2023-11-21 22:28:38,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:38,697 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:28:38,714 WARN L240 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_fc555c25-1570-493b-9b7a-8f22676c7704/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-50.i[913,926] [2023-11-21 22:28:38,764 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:28:38,788 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:28:38,788 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38 WrapperNode [2023-11-21 22:28:38,798 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:28:38,800 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:38,800 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:28:38,800 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:28:38,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,834 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,881 INFO L138 Inliner]: procedures = 27, calls = 39, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 143 [2023-11-21 22:28:38,896 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:28:38,897 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:28:38,897 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:28:38,897 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:28:38,907 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,908 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,912 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,924 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:28:38,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,925 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,939 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,949 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,954 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,959 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:28:38,960 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:28:38,960 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:28:38,960 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:28:38,965 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (1/1) ... [2023-11-21 22:28:38,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:28:38,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:28:38,996 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:28:39,009 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:28:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:28:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:28:39,035 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:28:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:28:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:28:39,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:28:39,185 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:28:39,188 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:28:41,587 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:28:41,734 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:28:41,736 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:28:41,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:41 BoogieIcfgContainer [2023-11-21 22:28:41,739 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:28:41,742 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:28:41,742 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:28:41,746 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:28:41,747 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:28:38" (1/3) ... [2023-11-21 22:28:41,748 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd9de19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:41, skipping insertion in model container [2023-11-21 22:28:41,749 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:28:38" (2/3) ... [2023-11-21 22:28:41,750 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fd9de19 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:28:41, skipping insertion in model container [2023-11-21 22:28:41,750 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:28:41" (3/3) ... [2023-11-21 22:28:41,752 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-50.i [2023-11-21 22:28:41,774 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:28:41,774 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:28:41,846 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:28:41,857 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=LoopHeads, 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;@2b752259, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:28:41,858 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:28:41,863 INFO L276 IsEmpty]: Start isEmpty. Operand has 50 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 26 states have call successors, (26), 1 states have call predecessors, (26), 1 states have return successors, (26), 26 states have call predecessors, (26), 26 states have call successors, (26) [2023-11-21 22:28:41,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 22:28:41,879 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:28:41,880 INFO L195 NwaCegarLoop]: trace histogram [26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:28:41,881 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:28:41,888 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:28:41,888 INFO L85 PathProgramCache]: Analyzing trace with hash 1944166759, now seen corresponding path program 1 times [2023-11-21 22:28:41,906 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:28:41,907 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1515213118] [2023-11-21 22:28:41,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:28:41,908 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 [2023-11-21 22:28:41,908 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:28:41,913 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/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) [2023-11-21 22:28:41,953 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fc555c25-1570-493b-9b7a-8f22676c7704/bin/uautomizer-verify-bycVGegfSx/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 [2023-11-21 22:28:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:28:42,431 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-21 22:28:42,453 INFO L285 TraceCheckSpWp]: Computing forward predicates...