./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:01:12,305 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:01:12,423 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 21:01:12,435 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:01:12,436 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:01:12,472 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:01:12,474 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:01:12,475 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:01:12,476 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:01:12,481 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:01:12,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:01:12,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:01:12,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:01:12,485 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:01:12,485 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:01:12,486 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:01:12,502 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:01:12,502 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:01:12,503 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 21:01:12,503 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:01:12,503 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:01:12,504 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:01:12,504 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:01:12,505 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:01:12,505 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:01:12,506 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:01:12,506 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:01:12,507 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:01:12,508 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:01:12,508 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:01:12,509 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:01:12,510 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:12,510 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:01:12,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:01:12,511 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:01:12,511 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 21:01:12,511 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 21:01:12,512 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:01:12,512 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:01:12,512 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:01:12,512 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:01:12,513 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:01:12,513 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2023-11-21 21:01:12,788 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:01:12,810 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:01:12,813 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:01:12,815 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:01:12,815 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:01:12,817 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:15,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:01:16,095 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:01:16,096 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:16,106 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/8bab4296e/fdf1620547bf4bfbbfa4cecfa6981cb0/FLAG861da0254 [2023-11-21 21:01:16,123 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/8bab4296e/fdf1620547bf4bfbbfa4cecfa6981cb0 [2023-11-21 21:01:16,126 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:01:16,127 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:01:16,129 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:16,129 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:01:16,136 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:01:16,138 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cbc7ba7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16, skipping insertion in model container [2023-11-21 21:01:16,140 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,173 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:01:16,333 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-21 21:01:16,406 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:16,419 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:01:16,430 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-21 21:01:16,470 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:16,488 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:01:16,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16 WrapperNode [2023-11-21 21:01:16,489 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:16,490 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:16,500 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:01:16,500 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:01:16,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,596 INFO L138 Inliner]: procedures = 26, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 225 [2023-11-21 21:01:16,596 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:16,597 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:01:16,597 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:01:16,597 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:01:16,609 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,614 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,642 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 21:01:16,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,671 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,707 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,714 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:01:16,719 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:01:16,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:01:16,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:01:16,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (1/1) ... [2023-11-21 21:01:16,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:16,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:01:16,752 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:01:16,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:01:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:01:16,840 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:01:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:01:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 21:01:16,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:01:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:01:16,978 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:01:16,981 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:01:17,509 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:01:17,916 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:01:17,917 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 21:01:17,919 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:17 BoogieIcfgContainer [2023-11-21 21:01:17,919 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:01:17,922 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:01:17,923 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:01:17,926 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:01:17,926 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:01:16" (1/3) ... [2023-11-21 21:01:17,927 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534b2c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:17, skipping insertion in model container [2023-11-21 21:01:17,927 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:16" (2/3) ... [2023-11-21 21:01:17,930 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@534b2c3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:17, skipping insertion in model container [2023-11-21 21:01:17,930 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:17" (3/3) ... [2023-11-21 21:01:17,931 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:17,950 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:01:17,951 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:01:18,019 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:01:18,028 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;@7b9f2b7c, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:01:18,028 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:01:18,033 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-21 21:01:18,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 21:01:18,051 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:18,052 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:01:18,052 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:18,059 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:18,060 INFO L85 PathProgramCache]: Analyzing trace with hash -1419620370, now seen corresponding path program 1 times [2023-11-21 21:01:18,070 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 21:01:18,070 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [942254134] [2023-11-21 21:01:18,071 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:18,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 21:01:18,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:01:18,752 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 21:01:19,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 21:01:19,142 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 21:01:19,144 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 21:01:19,145 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 21:01:19,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 21:01:19,159 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 21:01:19,164 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 21:01:19,312 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:01:19 BoogieIcfgContainer [2023-11-21 21:01:19,312 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 21:01:19,314 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 21:01:19,314 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 21:01:19,314 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 21:01:19,315 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:17" (3/4) ... [2023-11-21 21:01:19,317 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 21:01:19,319 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 21:01:19,320 INFO L158 Benchmark]: Toolchain (without parser) took 3192.29ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 74.7MB in the beginning and 136.7MB in the end (delta: -62.0MB). Peak memory consumption was 3.7MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,321 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:01:19,322 INFO L158 Benchmark]: CACSL2BoogieTranslator took 360.16ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 60.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,323 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.16ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 55.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,328 INFO L158 Benchmark]: Boogie Preprocessor took 121.49ms. Allocated memory is still 117.4MB. Free memory was 55.1MB in the beginning and 48.3MB in the end (delta: 6.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,330 INFO L158 Benchmark]: RCFGBuilder took 1199.81ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 48.3MB in the beginning and 141.9MB in the end (delta: -93.6MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,330 INFO L158 Benchmark]: TraceAbstraction took 1389.86ms. Allocated memory is still 182.5MB. Free memory was 140.9MB in the beginning and 137.8MB in the end (delta: 3.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. [2023-11-21 21:01:19,331 INFO L158 Benchmark]: Witness Printer took 4.83ms. Allocated memory is still 182.5MB. Free memory was 137.8MB in the beginning and 136.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 21:01:19,340 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 117.4MB. Free memory is still 87.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 360.16ms. Allocated memory is still 117.4MB. Free memory was 74.3MB in the beginning and 60.0MB in the end (delta: 14.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.16ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 55.1MB in the end (delta: 4.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.49ms. Allocated memory is still 117.4MB. Free memory was 55.1MB in the beginning and 48.3MB in the end (delta: 6.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1199.81ms. Allocated memory was 117.4MB in the beginning and 182.5MB in the end (delta: 65.0MB). Free memory was 48.3MB in the beginning and 141.9MB in the end (delta: -93.6MB). Peak memory consumption was 35.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1389.86ms. Allocated memory is still 182.5MB. Free memory was 140.9MB in the beginning and 137.8MB in the end (delta: 3.1MB). Peak memory consumption was 84.9MB. Max. memory is 16.1GB. * Witness Printer took 4.83ms. Allocated memory is still 182.5MB. Free memory was 137.8MB in the beginning and 136.7MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 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 someBinaryFLOATComparisonOperation at line 77, overapproximation of bitwiseOr at line 63, overapproximation of bitwiseAnd at line 85. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned long int var_1_1 = 2; [L23] unsigned short int var_1_2 = 16; [L24] unsigned short int var_1_3 = 32; [L25] unsigned char var_1_4 = 1; [L26] signed long int var_1_5 = 5; [L27] signed long int var_1_6 = 2; [L28] unsigned char var_1_7 = 1; [L29] unsigned char var_1_8 = 0; [L30] float var_1_9 = 128.6; [L31] float var_1_10 = 32.5; [L32] unsigned char var_1_11 = 16; [L33] unsigned char var_1_12 = 64; [L34] unsigned char var_1_13 = 4; [L35] unsigned char var_1_14 = 4; [L36] unsigned long int var_1_15 = 0; [L37] signed short int var_1_16 = 0; [L38] signed char var_1_17 = 1; [L39] signed char var_1_18 = -1; [L40] signed char var_1_19 = 0; [L41] signed long int var_1_20 = -64; [L42] signed long int var_1_21 = 25; [L43] unsigned char var_1_22 = 0; [L44] unsigned char var_1_23 = 0; [L148] isInitial = 1 [L149] FCALL initially() [L150] COND TRUE 1 [L151] FCALL updateLastVariables() [L152] CALL updateVariables() [L97] var_1_2 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L98] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L99] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=32, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L100] var_1_3 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L101] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L102] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L103] var_1_4 = __VERIFIER_nondet_uchar() [L104] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L104] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L105] CALL assume_abort_if_not(var_1_4 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not(var_1_4 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=2, var_1_7=1, var_1_8=0, var_1_9=643/5] [L106] var_1_6 = __VERIFIER_nondet_long() [L107] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L108] CALL assume_abort_if_not(var_1_6 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L108] RET assume_abort_if_not(var_1_6 <= 1073741823) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=1, var_1_8=0, var_1_9=643/5] [L109] var_1_7 = __VERIFIER_nondet_uchar() [L110] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=643/5] [L111] CALL assume_abort_if_not(var_1_7 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=643/5] [L20] COND FALSE !(!cond) [L111] RET assume_abort_if_not(var_1_7 <= 1) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=643/5] [L112] var_1_9 = __VERIFIER_nondet_float() [L113] CALL assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not((var_1_9 >= -922337.2036854776000e+13F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 9223372.036854776000e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=65/2, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L114] var_1_10 = __VERIFIER_nondet_float() [L115] CALL assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not((var_1_10 >= -922337.2036854776000e+13F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854776000e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=1073741829, var_1_11=16, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L116] var_1_11 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L117] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L118] CALL assume_abort_if_not(var_1_11 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L118] RET assume_abort_if_not(var_1_11 <= 127) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=64, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L119] var_1_12 = __VERIFIER_nondet_uchar() [L120] CALL assume_abort_if_not(var_1_12 >= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L120] RET assume_abort_if_not(var_1_12 >= 63) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L121] CALL assume_abort_if_not(var_1_12 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L121] RET assume_abort_if_not(var_1_12 <= 127) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=4, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L122] var_1_13 = __VERIFIER_nondet_uchar() [L123] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L123] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L124] CALL assume_abort_if_not(var_1_13 <= 63) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L124] RET assume_abort_if_not(var_1_13 <= 63) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=4, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L125] var_1_14 = __VERIFIER_nondet_uchar() [L126] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L126] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L127] CALL assume_abort_if_not(var_1_14 <= 127) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L127] RET assume_abort_if_not(var_1_14 <= 127) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=-1, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L128] var_1_18 = __VERIFIER_nondet_char() [L129] CALL assume_abort_if_not(var_1_18 >= -31) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L129] RET assume_abort_if_not(var_1_18 >= -31) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L130] CALL assume_abort_if_not(var_1_18 <= 32) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L130] RET assume_abort_if_not(var_1_18 <= 32) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=0, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L131] var_1_19 = __VERIFIER_nondet_char() [L132] CALL assume_abort_if_not(var_1_19 >= -15) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L132] RET assume_abort_if_not(var_1_19 >= -15) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L133] CALL assume_abort_if_not(var_1_19 <= 16) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L133] RET assume_abort_if_not(var_1_19 <= 16) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=25, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L134] var_1_21 = __VERIFIER_nondet_long() [L135] CALL assume_abort_if_not(var_1_21 >= -2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L135] RET assume_abort_if_not(var_1_21 >= -2147483647) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L136] CALL assume_abort_if_not(var_1_21 <= 2147483646) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L136] RET assume_abort_if_not(var_1_21 <= 2147483646) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L137] var_1_23 = __VERIFIER_nondet_uchar() [L138] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L138] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L139] CALL assume_abort_if_not(var_1_23 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L20] COND FALSE !(!cond) [L139] RET assume_abort_if_not(var_1_23 <= 0) VAL [isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=32, var_1_19=16, var_1_1=2, var_1_20=-64, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=0, var_1_9=1073741828] [L152] RET updateVariables() [L153] CALL step() [L48] signed long int stepLocal_1 = var_1_2 + var_1_3; [L49] signed long int stepLocal_0 = - var_1_3; [L50] COND FALSE !(stepLocal_1 < -200) [L61] var_1_1 = var_1_2 [L63] EXPR (32 * -25) | var_1_2 [L63] signed long int stepLocal_4 = (32 * -25) | var_1_2; [L64] unsigned char stepLocal_3 = var_1_4; [L65] signed long int stepLocal_2 = var_1_3 - (var_1_2 + var_1_6); [L66] COND TRUE 256 > stepLocal_2 [L67] var_1_5 = var_1_2 [L77] COND TRUE var_1_9 > var_1_10 [L78] var_1_8 = (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))) [L80] COND FALSE !(\read(var_1_7)) [L83] var_1_16 = (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11) [L84] COND TRUE \read(var_1_4) [L85] EXPR var_1_13 & (var_1_16 / 2) [L85] COND FALSE !(var_1_14 < (var_1_13 & (var_1_16 / 2))) [L88] var_1_17 = var_1_18 [L93] var_1_20 = var_1_21 [L94] var_1_22 = var_1_23 [L153] RET step() [L154] CALL, EXPR property() [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L144] EXPR (256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))) [L144] EXPR (((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000)))) [L144] EXPR (((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) [L144] EXPR var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)) [L144] EXPR var_1_13 & (var_1_16 / 2) [L144] EXPR var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)) [L144] EXPR (((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32))) [L144-L145] return (((((((((var_1_2 + var_1_3) < -200) ? (var_1_4 ? ((var_1_2 > (- var_1_3)) ? (var_1_1 == ((unsigned long int) var_1_2)) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) : (var_1_1 == ((unsigned long int) var_1_2))) && ((256 > (var_1_3 - (var_1_2 + var_1_6))) ? (var_1_5 == ((signed long int) var_1_2)) : ((var_1_4 || var_1_7) ? ((((32 * -25) | var_1_2) >= var_1_3) ? (var_1_5 == ((signed long int) var_1_6)) : 1) : (var_1_5 == ((signed long int) -10000))))) && ((var_1_9 > var_1_10) ? (var_1_8 == ((unsigned char) (((((var_1_11 + (var_1_12 - var_1_13))) < ((5 + var_1_14))) ? ((var_1_11 + (var_1_12 - var_1_13))) : ((5 + var_1_14)))))) : 1)) && (var_1_7 ? (var_1_15 == ((unsigned long int) var_1_6)) : 1)) && (var_1_16 == ((signed short int) (((((var_1_8) < (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12))))) ? (var_1_8) : (((((var_1_13) > (var_1_12)) ? (var_1_13) : (var_1_12)))))) - var_1_11)))) && (var_1_4 ? ((var_1_14 < (var_1_13 & (var_1_16 / 2))) ? (var_1_17 == ((signed char) (var_1_13 + (var_1_18 + (var_1_19 + 5))))) : (var_1_17 == ((signed char) var_1_18))) : (var_1_17 == ((signed char) -32)))) && (var_1_20 == ((signed long int) var_1_21))) && (var_1_22 == ((unsigned char) var_1_23)) ; [L154] RET, EXPR property() [L154] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=5, var_1_17=32, var_1_18=32, var_1_19=16, var_1_1=5, var_1_20=-2147483647, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_2=5, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=5, var_1_9=1073741828] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1073741829, var_1_11=0, var_1_12=68, var_1_13=63, var_1_14=1, var_1_15=0, var_1_16=5, var_1_17=32, var_1_18=32, var_1_19=16, var_1_1=5, var_1_20=-2147483647, var_1_21=-2147483647, var_1_22=0, var_1_23=0, var_1_2=5, var_1_3=4, var_1_4=1, var_1_5=5, var_1_6=1073741823, var_1_7=0, var_1_8=5, var_1_9=1073741828] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 52 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.2s, OverallIterations: 1, TraceHistogramMax: 28, 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=52occurred 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, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 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 21:01:19,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with 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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 21:01:22,017 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 21:01:22,104 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 21:01:22,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 21:01:22,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 21:01:22,141 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 21:01:22,141 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 21:01:22,142 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 21:01:22,143 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 21:01:22,144 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 21:01:22,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 21:01:22,145 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 21:01:22,146 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 21:01:22,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 21:01:22,147 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 21:01:22,148 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 21:01:22,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 21:01:22,149 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 21:01:22,149 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 21:01:22,150 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 21:01:22,150 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 21:01:22,151 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 21:01:22,151 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 21:01:22,152 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 21:01:22,152 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 21:01:22,153 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 21:01:22,153 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 21:01:22,154 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 21:01:22,154 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 21:01:22,155 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 21:01:22,155 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 21:01:22,155 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 21:01:22,156 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 21:01:22,156 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:22,156 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 21:01:22,157 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 21:01:22,157 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 21:01:22,157 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 21:01:22,158 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 21:01:22,158 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 21:01:22,158 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 21:01:22,159 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 21:01:22,159 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 21:01:22,159 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 21:01:22,159 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 21:01:22,160 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ae159cf755ce378f88e7fb84068dbbfe894d6694e3ffbded2db31d9aad9b170 [2023-11-21 21:01:22,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 21:01:22,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 21:01:22,565 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 21:01:22,567 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 21:01:22,567 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 21:01:22,569 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:25,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 21:01:25,940 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 21:01:25,940 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:25,950 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/91bcec0db/9cdb0f75e33c4a3a96d23a9b890e336d/FLAG66c9e2982 [2023-11-21 21:01:25,965 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/data/91bcec0db/9cdb0f75e33c4a3a96d23a9b890e336d [2023-11-21 21:01:25,968 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 21:01:25,969 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 21:01:25,971 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:25,971 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 21:01:25,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 21:01:25,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:25" (1/1) ... [2023-11-21 21:01:25,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4763c94a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:25, skipping insertion in model container [2023-11-21 21:01:25,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:01:25" (1/1) ... [2023-11-21 21:01:26,027 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 21:01:26,230 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-21 21:01:26,331 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:26,347 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 21:01:26,359 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_b36858dd-5a97-48ba-987e-2bb0c153a9d7/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-97.i[917,930] [2023-11-21 21:01:26,413 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 21:01:26,440 INFO L206 MainTranslator]: Completed translation [2023-11-21 21:01:26,440 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26 WrapperNode [2023-11-21 21:01:26,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 21:01:26,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:26,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 21:01:26,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 21:01:26,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,475 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,523 INFO L138 Inliner]: procedures = 27, calls = 41, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 160 [2023-11-21 21:01:26,525 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 21:01:26,526 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 21:01:26,527 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 21:01:26,528 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 21:01:26,550 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,551 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,566 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,578 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 21:01:26,578 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,578 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,588 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,592 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,595 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,597 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,602 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 21:01:26,603 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 21:01:26,603 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 21:01:26,603 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 21:01:26,604 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (1/1) ... [2023-11-21 21:01:26,610 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 21:01:26,627 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 21:01:26,639 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 21:01:26,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 21:01:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 21:01:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 21:01:26,678 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 21:01:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 21:01:26,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 21:01:26,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 21:01:26,774 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 21:01:26,776 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 21:01:27,215 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 21:01:27,494 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 21:01:27,494 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 21:01:27,496 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:27 BoogieIcfgContainer [2023-11-21 21:01:27,496 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 21:01:27,501 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 21:01:27,502 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 21:01:27,506 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 21:01:27,507 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:01:25" (1/3) ... [2023-11-21 21:01:27,508 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71db8f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:27, skipping insertion in model container [2023-11-21 21:01:27,509 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:01:26" (2/3) ... [2023-11-21 21:01:27,510 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71db8f95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:01:27, skipping insertion in model container [2023-11-21 21:01:27,510 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:01:27" (3/3) ... [2023-11-21 21:01:27,512 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-97.i [2023-11-21 21:01:27,534 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 21:01:27,534 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 21:01:27,606 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 21:01:27,614 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;@2180de69, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 21:01:27,616 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 21:01:27,621 INFO L276 IsEmpty]: Start isEmpty. Operand has 52 states, 21 states have (on average 1.1428571428571428) internal successors, (24), 22 states have internal predecessors, (24), 28 states have call successors, (28), 1 states have call predecessors, (28), 1 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-21 21:01:27,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 21:01:27,639 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 21:01:27,640 INFO L195 NwaCegarLoop]: trace histogram [28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 21:01:27,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 21:01:27,648 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 21:01:27,649 INFO L85 PathProgramCache]: Analyzing trace with hash 1507212311, now seen corresponding path program 1 times [2023-11-21 21:01:27,665 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 21:01:27,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [139846296] [2023-11-21 21:01:27,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 21:01:27,667 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 21:01:27,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 21:01:27,670 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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 21:01:27,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b36858dd-5a97-48ba-987e-2bb0c153a9d7/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 21:01:28,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 21:01:28,027 INFO L262 TraceCheckSpWp]: Trace formula consists of 234 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 21:01:28,044 INFO L285 TraceCheckSpWp]: Computing forward predicates...