./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.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_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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_ac81152d-1a94-43e2-ad4a-e40116d816d1/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 fc224bde26358da9997f9941009f63e79d979df8df0c5e0ccdb6f1d2abc5adfc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:18:05,557 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:18:05,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:18:05,698 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:18:05,699 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:18:05,742 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:18:05,743 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:18:05,744 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:18:05,745 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:18:05,750 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:18:05,750 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:18:05,751 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:18:05,752 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:18:05,754 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:18:05,754 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:18:05,755 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:18:05,755 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:18:05,756 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:18:05,756 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:18:05,757 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:18:05,757 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:18:05,758 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:18:05,758 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:18:05,758 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:18:05,759 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:18:05,759 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:18:05,760 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:18:05,761 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:18:05,761 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:18:05,762 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:18:05,763 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:18:05,763 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:05,764 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:18:05,764 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:18:05,764 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:18:05,765 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:18:05,765 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:18:05,765 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:18:05,765 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:18:05,766 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:18:05,766 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:18:05,766 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:18:05,766 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc224bde26358da9997f9941009f63e79d979df8df0c5e0ccdb6f1d2abc5adfc [2023-11-21 22:18:06,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:18:06,125 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:18:06,128 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:18:06,130 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:18:06,130 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:18:06,132 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:09,295 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:18:09,506 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:18:09,507 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:09,517 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/4a52c274f/bfc74288dc9a4a22aff300f32ad40b5c/FLAG3f2f467e4 [2023-11-21 22:18:09,533 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/4a52c274f/bfc74288dc9a4a22aff300f32ad40b5c [2023-11-21 22:18:09,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:18:09,537 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:18:09,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:09,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:18:09,550 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:18:09,551 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,552 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6b3d5e6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09, skipping insertion in model container [2023-11-21 22:18:09,552 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,586 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:18:09,748 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i[913,926] [2023-11-21 22:18:09,811 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:09,825 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:18:09,838 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i[913,926] [2023-11-21 22:18:09,877 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:09,909 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:18:09,910 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09 WrapperNode [2023-11-21 22:18:09,910 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:09,911 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:09,911 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:18:09,912 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:18:09,920 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,930 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,980 INFO L138 Inliner]: procedures = 26, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 198 [2023-11-21 22:18:09,981 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:09,982 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:18:09,982 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:18:09,982 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:18:09,995 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,995 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:09,999 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,014 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:18:10,014 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,015 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,026 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,030 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,033 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,035 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,040 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:18:10,041 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:18:10,041 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:18:10,041 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:18:10,042 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (1/1) ... [2023-11-21 22:18:10,049 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:10,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:18:10,102 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:18:10,131 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:18:10,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:18:10,143 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:18:10,144 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:18:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:18:10,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:18:10,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:18:10,271 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:18:10,273 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:18:10,810 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:18:11,127 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:18:11,128 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:18:11,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:11 BoogieIcfgContainer [2023-11-21 22:18:11,131 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:18:11,133 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:18:11,133 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:18:11,137 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:18:11,137 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:18:09" (1/3) ... [2023-11-21 22:18:11,138 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54145fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:11, skipping insertion in model container [2023-11-21 22:18:11,138 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:09" (2/3) ... [2023-11-21 22:18:11,140 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54145fff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:11, skipping insertion in model container [2023-11-21 22:18:11,140 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:11" (3/3) ... [2023-11-21 22:18:11,143 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:11,160 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:18:11,160 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:18:11,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:18:11,220 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;@20b657d3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:18:11,220 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:18:11,225 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-21 22:18:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 22:18:11,236 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:18:11,236 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:11,237 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:18:11,242 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:18:11,243 INFO L85 PathProgramCache]: Analyzing trace with hash -2121618949, now seen corresponding path program 1 times [2023-11-21 22:18:11,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:18:11,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1840176184] [2023-11-21 22:18:11,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:18:11,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:18:11,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:18:11,795 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:18:11,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:18:11,983 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:18:11,986 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:18:11,987 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:18:11,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 22:18:12,002 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:18:12,007 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:18:12,169 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:18:12 BoogieIcfgContainer [2023-11-21 22:18:12,169 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:18:12,170 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:18:12,170 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:18:12,170 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:18:12,171 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:11" (3/4) ... [2023-11-21 22:18:12,173 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:18:12,174 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:18:12,175 INFO L158 Benchmark]: Toolchain (without parser) took 2638.07ms. Allocated memory is still 176.2MB. Free memory was 131.4MB in the beginning and 139.4MB in the end (delta: -8.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:18:12,175 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:18:12,176 INFO L158 Benchmark]: CACSL2BoogieTranslator took 371.78ms. Allocated memory is still 176.2MB. Free memory was 131.4MB in the beginning and 117.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.07ms. Allocated memory is still 176.2MB. Free memory was 117.4MB in the beginning and 114.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,177 INFO L158 Benchmark]: Boogie Preprocessor took 58.03ms. Allocated memory is still 176.2MB. Free memory was 114.1MB in the beginning and 110.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,178 INFO L158 Benchmark]: RCFGBuilder took 1090.13ms. Allocated memory is still 176.2MB. Free memory was 110.4MB in the beginning and 102.9MB in the end (delta: 7.4MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,179 INFO L158 Benchmark]: TraceAbstraction took 1036.42ms. Allocated memory is still 176.2MB. Free memory was 101.8MB in the beginning and 140.4MB in the end (delta: -38.6MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,179 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 139.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 22:18:12,183 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 134.2MB. Free memory is still 75.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 371.78ms. Allocated memory is still 176.2MB. Free memory was 131.4MB in the beginning and 117.4MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.07ms. Allocated memory is still 176.2MB. Free memory was 117.4MB in the beginning and 114.1MB in the end (delta: 3.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.03ms. Allocated memory is still 176.2MB. Free memory was 114.1MB in the beginning and 110.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1090.13ms. Allocated memory is still 176.2MB. Free memory was 110.4MB in the beginning and 102.9MB in the end (delta: 7.4MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1036.42ms. Allocated memory is still 176.2MB. Free memory was 101.8MB in the beginning and 140.4MB in the end (delta: -38.6MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 176.2MB. Free memory was 140.4MB in the beginning and 139.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. 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 53, overapproximation of bitwiseOr at line 64, overapproximation of someBinaryArithmeticDOUBLEoperation at line 69. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 4; [L23] unsigned short int var_1_8 = 64; [L24] unsigned short int var_1_11 = 256; [L25] unsigned short int var_1_12 = 0; [L26] unsigned short int var_1_13 = 64; [L27] unsigned char var_1_14 = 1; [L28] unsigned char var_1_15 = 0; [L29] signed char var_1_16 = 50; [L30] signed char var_1_19 = -100; [L31] double var_1_20 = 100000000.8; [L32] double var_1_21 = 15.125; [L33] double var_1_22 = 99.22; [L34] signed long int var_1_23 = -16; [L35] unsigned char var_1_24 = 1; [L36] signed char var_1_25 = 10; [L37] signed char var_1_26 = 16; [L38] unsigned char var_1_27 = 0; [L39] double var_1_28 = 5.5; [L40] signed short int last_1_var_1_1 = 4; [L41] unsigned char last_1_var_1_14 = 1; [L42] signed char last_1_var_1_16 = 50; [L43] signed long int last_1_var_1_23 = -16; [L44] unsigned char last_1_var_1_24 = 1; [L45] double last_1_var_1_28 = 5.5; [L131] isInitial = 1 [L132] FCALL initially() [L133] COND TRUE 1 [L134] CALL updateLastVariables() [L119] last_1_var_1_1 = var_1_1 [L120] last_1_var_1_14 = var_1_14 [L121] last_1_var_1_16 = var_1_16 [L122] last_1_var_1_23 = var_1_23 [L123] last_1_var_1_24 = var_1_24 [L124] last_1_var_1_28 = var_1_28 [L134] RET updateLastVariables() [L135] CALL updateVariables() [L89] var_1_11 = __VERIFIER_nondet_ushort() [L90] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L91] CALL assume_abort_if_not(var_1_11 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L91] RET assume_abort_if_not(var_1_11 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L92] var_1_12 = __VERIFIER_nondet_ushort() [L93] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L94] CALL assume_abort_if_not(var_1_12 <= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L94] RET assume_abort_if_not(var_1_12 <= 32767) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=64, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L95] var_1_13 = __VERIFIER_nondet_ushort() [L96] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L96] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L97] CALL assume_abort_if_not(var_1_13 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L97] RET assume_abort_if_not(var_1_13 <= 65534) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=0, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L98] var_1_15 = __VERIFIER_nondet_uchar() [L99] CALL assume_abort_if_not(var_1_15 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L99] RET assume_abort_if_not(var_1_15 >= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L100] CALL assume_abort_if_not(var_1_15 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L100] RET assume_abort_if_not(var_1_15 <= 1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=-100, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L101] var_1_19 = __VERIFIER_nondet_char() [L102] CALL assume_abort_if_not(var_1_19 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L102] RET assume_abort_if_not(var_1_19 >= -127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L103] CALL assume_abort_if_not(var_1_19 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L103] RET assume_abort_if_not(var_1_19 <= 126) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=121/8, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L104] var_1_21 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L105] RET assume_abort_if_not((var_1_21 >= 0.0F && var_1_21 <= -1.0e-20F) || (var_1_21 <= 9223372.036854765600e+12F && var_1_21 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=4961/50, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L106] var_1_22 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L107] RET assume_abort_if_not((var_1_22 >= 0.0F && var_1_22 <= -1.0e-20F) || (var_1_22 <= 4611686.018427382800e+12F && var_1_22 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=10, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L108] var_1_25 = __VERIFIER_nondet_char() [L109] CALL assume_abort_if_not(var_1_25 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L109] RET assume_abort_if_not(var_1_25 >= -1) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L110] CALL assume_abort_if_not(var_1_25 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L110] RET assume_abort_if_not(var_1_25 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=16, var_1_27=0, var_1_28=11/2, var_1_8=64] [L111] var_1_26 = __VERIFIER_nondet_char() [L112] CALL assume_abort_if_not(var_1_26 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L112] RET assume_abort_if_not(var_1_26 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L113] CALL assume_abort_if_not(var_1_26 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L113] RET assume_abort_if_not(var_1_26 <= 127) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L114] var_1_27 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L115] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L116] CALL assume_abort_if_not(var_1_27 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L20] COND FALSE !(!cond) [L116] RET assume_abort_if_not(var_1_27 <= 0) VAL [isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=50, var_1_19=126, var_1_1=4, var_1_20=500000004/5, var_1_21=100000006, var_1_22=100000005, var_1_23=-16, var_1_24=1, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=11/2, var_1_8=64] [L135] RET updateVariables() [L136] CALL step() [L49] signed long int stepLocal_3 = last_1_var_1_23; [L50] unsigned char stepLocal_2 = ! (last_1_var_1_14 || last_1_var_1_14); [L51] COND FALSE !(last_1_var_1_23 < stepLocal_3) [L62] var_1_16 = 100 [L64] EXPR ((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16 [L64] COND TRUE (((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23 [L65] var_1_23 = (5 - var_1_12) [L69] var_1_20 = (var_1_21 - (var_1_22 + 1.5)) [L70] var_1_28 = var_1_21 [L71] unsigned char stepLocal_0 = var_1_23 > 4; [L72] COND TRUE (var_1_23 <= var_1_23) || stepLocal_0 [L73] var_1_1 = (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))) [L77] var_1_24 = ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27) [L78] signed char stepLocal_1 = var_1_16; [L79] EXPR var_1_16 ^ var_1_16 [L79] COND TRUE stepLocal_1 > (var_1_23 + (var_1_16 ^ var_1_16)) [L80] var_1_14 = (var_1_24 || var_1_15) [L82] COND TRUE \read(var_1_14) [L83] COND FALSE !(\read(var_1_24)) [L136] RET step() [L137] CALL, EXPR property() [L127] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) [L127] EXPR var_1_16 ^ var_1_16 [L127] EXPR ((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1) [L127] EXPR (((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1)))))) [L127] EXPR ((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16 [L127] EXPR (((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1)))))) [L127-L128] return (((((((((var_1_23 <= var_1_23) || (var_1_23 > 4)) ? (var_1_1 == ((signed short int) (((((var_1_16 + (var_1_16 + var_1_16))) > (-100)) ? ((var_1_16 + (var_1_16 + var_1_16))) : (-100))))) : (var_1_1 == ((signed short int) var_1_16))) && (var_1_14 ? (var_1_24 ? (var_1_8 == ((unsigned short int) (((((var_1_11 + var_1_12)) > (var_1_13)) ? ((var_1_11 + var_1_12)) : (var_1_13))))) : 1) : 1)) && ((var_1_16 > (var_1_23 + (var_1_16 ^ var_1_16))) ? (var_1_14 == ((unsigned char) (var_1_24 || var_1_15))) : 1)) && ((last_1_var_1_23 < last_1_var_1_23) ? (((! (last_1_var_1_14 || last_1_var_1_14)) && last_1_var_1_24) ? ((((((2.75f) > (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f))))) ? (2.75f) : (((((last_1_var_1_28) < (999999.95f)) ? (last_1_var_1_28) : (999999.95f)))))) != last_1_var_1_28) ? (var_1_16 == ((signed char) 10)) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) var_1_19))) : (var_1_16 == ((signed char) 100)))) && (var_1_20 == ((double) (var_1_21 - (var_1_22 + 1.5))))) && (((((((last_1_var_1_1) > (last_1_var_1_16)) ? (last_1_var_1_1) : (last_1_var_1_16))) | last_1_var_1_16) >= last_1_var_1_23) ? (var_1_23 == ((signed long int) (5 - var_1_12))) : (var_1_23 == ((signed long int) ((((var_1_11) > (last_1_var_1_1)) ? (var_1_11) : (last_1_var_1_1))))))) && (var_1_24 == ((unsigned char) ((var_1_1 <= (var_1_25 - var_1_26)) && var_1_27)))) && (var_1_28 == ((double) var_1_21)) ; [L137] RET, EXPR property() [L137] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=100000006, var_1_22=100000005, var_1_23=5, var_1_24=0, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=100000006, var_1_8=64] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, last_1_var_1_14=1, last_1_var_1_16=50, last_1_var_1_1=4, last_1_var_1_23=-16, last_1_var_1_24=1, last_1_var_1_28=11/2, var_1_11=5, var_1_12=0, var_1_13=65534, var_1_14=1, var_1_15=1, var_1_16=100, var_1_19=126, var_1_1=300, var_1_21=100000006, var_1_22=100000005, var_1_23=5, var_1_24=0, var_1_25=-1, var_1_26=4, var_1_27=0, var_1_28=100000006, var_1_8=64] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.8s, OverallIterations: 1, TraceHistogramMax: 18, 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=37occurred 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, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 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 22:18:12,226 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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_ac81152d-1a94-43e2-ad4a-e40116d816d1/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 fc224bde26358da9997f9941009f63e79d979df8df0c5e0ccdb6f1d2abc5adfc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:18:14,939 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:18:15,010 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:18:15,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:18:15,017 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:18:15,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:18:15,046 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:18:15,047 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:18:15,048 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:18:15,049 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:18:15,050 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:18:15,050 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:18:15,051 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:18:15,052 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:18:15,053 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:18:15,054 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:18:15,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:18:15,055 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:18:15,056 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:18:15,056 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:18:15,057 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:18:15,058 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:18:15,059 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:18:15,059 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:18:15,060 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:18:15,061 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:18:15,061 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:18:15,062 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:18:15,062 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:18:15,063 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:18:15,064 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:18:15,064 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:18:15,065 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:18:15,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:15,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:18:15,067 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:18:15,067 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:18:15,067 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:18:15,068 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:18:15,068 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:18:15,069 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:18:15,069 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:18:15,070 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:18:15,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:18:15,070 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:18:15,071 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fc224bde26358da9997f9941009f63e79d979df8df0c5e0ccdb6f1d2abc5adfc [2023-11-21 22:18:15,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:18:15,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:18:15,522 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:18:15,524 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:18:15,526 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:18:15,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:18,703 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:18:18,984 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:18:18,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:18,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/c13726aa1/03274219fc88449ebcdf1113b53a1b19/FLAG04de8547a [2023-11-21 22:18:19,014 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/data/c13726aa1/03274219fc88449ebcdf1113b53a1b19 [2023-11-21 22:18:19,017 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:18:19,018 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:18:19,020 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:19,020 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:18:19,026 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:18:19,027 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,028 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@714e262f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19, skipping insertion in model container [2023-11-21 22:18:19,028 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,073 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:18:19,272 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i[913,926] [2023-11-21 22:18:19,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:19,347 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:18:19,392 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_ac81152d-1a94-43e2-ad4a-e40116d816d1/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_normal_file-65.i[913,926] [2023-11-21 22:18:19,457 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:18:19,494 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:18:19,494 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19 WrapperNode [2023-11-21 22:18:19,495 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:18:19,496 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:19,496 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:18:19,497 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:18:19,505 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,532 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,575 INFO L138 Inliner]: procedures = 27, calls = 31, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 137 [2023-11-21 22:18:19,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:18:19,585 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:18:19,586 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:18:19,586 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:18:19,599 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,610 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,621 INFO L187 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-21 22:18:19,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,622 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,639 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,642 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:18:19,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:18:19,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:18:19,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:18:19,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (1/1) ... [2023-11-21 22:18:19,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:18:19,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:18:19,688 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:18:19,704 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:18:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:18:19,730 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:18:19,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:18:19,731 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:18:19,732 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:18:19,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:18:19,864 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:18:19,867 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:18:22,448 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:18:22,702 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:18:22,702 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:18:22,704 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:22 BoogieIcfgContainer [2023-11-21 22:18:22,704 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:18:22,708 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:18:22,708 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:18:22,712 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:18:22,713 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:18:19" (1/3) ... [2023-11-21 22:18:22,714 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370c922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:22, skipping insertion in model container [2023-11-21 22:18:22,715 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:18:19" (2/3) ... [2023-11-21 22:18:22,716 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2370c922 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:18:22, skipping insertion in model container [2023-11-21 22:18:22,717 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:18:22" (3/3) ... [2023-11-21 22:18:22,718 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_normal_file-65.i [2023-11-21 22:18:22,740 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:18:22,740 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:18:22,804 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:18:22,813 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;@7b5df938, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:18:22,814 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:18:22,819 INFO L276 IsEmpty]: Start isEmpty. Operand has 37 states, 16 states have (on average 1.1875) internal successors, (19), 17 states have internal predecessors, (19), 18 states have call successors, (18), 1 states have call predecessors, (18), 1 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-21 22:18:22,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-21 22:18:22,837 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:18:22,839 INFO L195 NwaCegarLoop]: trace histogram [18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:18:22,839 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:18:22,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:18:22,847 INFO L85 PathProgramCache]: Analyzing trace with hash 1779119509, now seen corresponding path program 1 times [2023-11-21 22:18:22,864 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:18:22,864 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2023026093] [2023-11-21 22:18:22,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:18:22,865 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 22:18:22,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:18:22,868 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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 22:18:22,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ac81152d-1a94-43e2-ad4a-e40116d816d1/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 22:18:23,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:18:23,428 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-21 22:18:23,443 INFO L285 TraceCheckSpWp]: Computing forward predicates...