./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 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_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ --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 2c300368c8a1ee1c087c3833e062ccdb0be815c66eb6b18965a1287da2bc2657 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:41:49,315 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:41:49,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-23 21:41:49,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:41:49,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:41:49,497 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:41:49,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:41:49,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:41:49,500 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:41:49,508 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:41:49,508 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:41:49,509 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:41:49,510 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:41:49,512 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:41:49,512 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:41:49,513 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:41:49,513 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:41:49,514 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:41:49,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 21:41:49,515 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:41:49,515 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:41:49,516 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:41:49,516 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:41:49,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:41:49,517 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:41:49,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:41:49,518 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:41:49,519 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:41:49,520 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:41:49,520 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:41:49,522 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:41:49,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:41:49,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:41:49,522 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:41:49,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:41:49,523 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 21:41:49,523 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 21:41:49,524 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:41:49,524 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:41:49,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:41:49,524 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:41:49,525 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:41:49,525 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_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c300368c8a1ee1c087c3833e062ccdb0be815c66eb6b18965a1287da2bc2657 [2023-11-23 21:41:49,829 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:41:49,861 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:41:49,865 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:41:49,866 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:41:49,867 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:41:49,868 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i [2023-11-23 21:41:53,083 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:41:53,297 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:41:53,297 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i [2023-11-23 21:41:53,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/4a695be91/ee5722edbb2c4cb084110cbe435f0b08/FLAG3953e4872 [2023-11-23 21:41:53,337 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/4a695be91/ee5722edbb2c4cb084110cbe435f0b08 [2023-11-23 21:41:53,343 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:41:53,345 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:41:53,347 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:41:53,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:41:53,353 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:41:53,356 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,357 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f200529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53, skipping insertion in model container [2023-11-23 21:41:53,358 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,406 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:41:53,572 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_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i[917,930] [2023-11-23 21:41:53,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:41:53,657 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:41:53,671 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_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i[917,930] [2023-11-23 21:41:53,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:41:53,722 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:41:53,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53 WrapperNode [2023-11-23 21:41:53,723 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:41:53,724 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:41:53,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:41:53,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:41:53,733 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,809 INFO L138 Inliner]: procedures = 26, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 196 [2023-11-23 21:41:53,809 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:41:53,810 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:41:53,810 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:41:53,810 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:41:53,823 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,842 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,857 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 21:41:53,870 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,880 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,908 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,910 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,913 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,917 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:41:53,918 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:41:53,918 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:41:53,929 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:41:53,931 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (1/1) ... [2023-11-23 21:41:53,938 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:41:53,953 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:41:53,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:41:53,997 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:41:54,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:41:54,025 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:41:54,026 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:41:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 21:41:54,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:41:54,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:41:54,170 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:41:54,173 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:41:54,677 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:41:54,773 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:41:54,773 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:41:54,774 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:41:54 BoogieIcfgContainer [2023-11-23 21:41:54,774 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:41:54,802 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:41:54,802 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:41:54,806 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:41:54,806 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:41:53" (1/3) ... [2023-11-23 21:41:54,807 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432f2ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:41:54, skipping insertion in model container [2023-11-23 21:41:54,807 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:41:53" (2/3) ... [2023-11-23 21:41:54,808 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@432f2ee3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:41:54, skipping insertion in model container [2023-11-23 21:41:54,808 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:41:54" (3/3) ... [2023-11-23 21:41:54,810 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-61.i [2023-11-23 21:41:54,847 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:41:54,848 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:41:54,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:41:54,915 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;@30e1f2f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:41:54,916 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:41:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 86 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:41:54,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 21:41:54,941 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:41:54,942 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:41:54,942 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:41:54,948 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:41:54,949 INFO L85 PathProgramCache]: Analyzing trace with hash 705198756, now seen corresponding path program 1 times [2023-11-23 21:41:54,960 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:41:54,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1967846155] [2023-11-23 21:41:54,961 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:41:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:41:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:41:55,213 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 21:41:55,213 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1967846155] [2023-11-23 21:41:55,214 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 21:41:55,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [838501632] [2023-11-23 21:41:55,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:41:55,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:41:55,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:41:55,217 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:41:55,249 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 21:41:55,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:41:55,473 INFO L262 TraceCheckSpWp]: Trace formula consists of 408 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:41:55,493 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:41:55,572 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-11-23 21:41:55,572 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:41:55,573 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [838501632] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:41:55,573 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:41:55,573 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:41:55,576 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [262684864] [2023-11-23 21:41:55,576 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:41:55,582 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:41:55,582 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 21:41:55,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:41:55,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:41:55,626 INFO L87 Difference]: Start difference. First operand has 86 states, 53 states have (on average 1.471698113207547) internal successors, (78), 54 states have internal predecessors, (78), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:41:55,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:41:55,705 INFO L93 Difference]: Finished difference Result 169 states and 304 transitions. [2023-11-23 21:41:55,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:41:55,708 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-23 21:41:55,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:41:55,720 INFO L225 Difference]: With dead ends: 169 [2023-11-23 21:41:55,720 INFO L226 Difference]: Without dead ends: 84 [2023-11-23 21:41:55,731 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:41:55,736 INFO L413 NwaCegarLoop]: 127 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 127 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 21:41:55,737 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 127 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 21:41:55,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2023-11-23 21:41:55,801 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2023-11-23 21:41:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 52 states have (on average 1.3653846153846154) internal successors, (71), 52 states have internal predecessors, (71), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:41:55,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 131 transitions. [2023-11-23 21:41:55,813 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 131 transitions. Word has length 183 [2023-11-23 21:41:55,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:41:55,813 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 131 transitions. [2023-11-23 21:41:55,814 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:41:55,814 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 131 transitions. [2023-11-23 21:41:55,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-23 21:41:55,826 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:41:55,826 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:41:55,845 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:41:56,040 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 21:41:56,040 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:41:56,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:41:56,042 INFO L85 PathProgramCache]: Analyzing trace with hash 582860584, now seen corresponding path program 1 times [2023-11-23 21:41:56,043 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 21:41:56,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818306421] [2023-11-23 21:41:56,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:41:56,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 21:41:56,120 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 21:41:56,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1444639937] [2023-11-23 21:41:56,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:41:56,121 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:41:56,122 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:41:56,123 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 21:41:56,145 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 21:41:56,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:41:56,409 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 21:41:56,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 21:41:56,659 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 21:41:56,660 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 21:41:56,661 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 21:41:56,689 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 21:41:56,884 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 21:41:56,888 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-23 21:41:56,891 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 21:41:57,013 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated [2023-11-23 21:41:57,043 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:41:57 BoogieIcfgContainer [2023-11-23 21:41:57,043 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 21:41:57,044 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 21:41:57,044 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 21:41:57,044 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 21:41:57,045 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:41:54" (3/4) ... [2023-11-23 21:41:57,047 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 21:41:57,049 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 21:41:57,050 INFO L158 Benchmark]: Toolchain (without parser) took 3704.44ms. Allocated memory was 134.2MB in the beginning and 180.4MB in the end (delta: 46.1MB). Free memory was 95.6MB in the beginning and 120.8MB in the end (delta: -25.2MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,050 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:41:57,051 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.56ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 81.5MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.97ms. Allocated memory is still 134.2MB. Free memory was 81.5MB in the beginning and 78.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,052 INFO L158 Benchmark]: Boogie Preprocessor took 107.37ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 75.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,053 INFO L158 Benchmark]: RCFGBuilder took 856.04ms. Allocated memory is still 134.2MB. Free memory was 74.9MB in the beginning and 50.0MB in the end (delta: 24.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,053 INFO L158 Benchmark]: TraceAbstraction took 2241.26ms. Allocated memory is still 180.4MB. Free memory was 150.1MB in the beginning and 121.9MB in the end (delta: 28.2MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2023-11-23 21:41:57,054 INFO L158 Benchmark]: Witness Printer took 4.97ms. Allocated memory is still 180.4MB. Free memory was 121.9MB in the beginning and 120.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 21:41:57,057 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 134.2MB. Free memory is still 79.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.56ms. Allocated memory is still 134.2MB. Free memory was 95.4MB in the beginning and 81.5MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.97ms. Allocated memory is still 134.2MB. Free memory was 81.5MB in the beginning and 78.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.37ms. Allocated memory is still 134.2MB. Free memory was 78.6MB in the beginning and 75.2MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 856.04ms. Allocated memory is still 134.2MB. Free memory was 74.9MB in the beginning and 50.0MB in the end (delta: 24.9MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2241.26ms. Allocated memory is still 180.4MB. Free memory was 150.1MB in the beginning and 121.9MB in the end (delta: 28.2MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * Witness Printer took 4.97ms. Allocated memory is still 180.4MB. Free memory was 121.9MB in the beginning and 120.8MB 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.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short23 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * 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 111, overapproximation of someBinaryDOUBLEComparisonOperation at line 147, overapproximation of someBinaryArithmeticDOUBLEoperation at line 49. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 8.5; [L23] unsigned long int var_1_2 = 100; [L24] unsigned long int var_1_3 = 4; [L25] unsigned long int var_1_4 = 1; [L26] unsigned long int var_1_5 = 50; [L27] unsigned long int var_1_6 = 4; [L28] float var_1_7 = 15.8; [L29] float var_1_8 = 64.25; [L30] signed long int var_1_9 = -50; [L31] signed long int var_1_10 = 10; [L32] signed long int var_1_11 = -5; [L33] signed long int var_1_12 = 256; [L34] unsigned char var_1_13 = 1; [L35] unsigned long int var_1_14 = 3207304078; [L36] unsigned long int var_1_15 = 50; [L37] unsigned long int var_1_16 = 25; [L38] unsigned char var_1_17 = 1; [L39] unsigned char var_1_18 = 0; [L40] unsigned char var_1_19 = 0; [L41] unsigned short int var_1_20 = 1; [L42] unsigned long int var_1_21 = 50; [L43] signed char var_1_22 = -4; [L44] signed char var_1_23 = -10; [L151] isInitial = 1 [L152] FCALL initially() [L153] COND TRUE 1 [L154] FCALL updateLastVariables() [L155] CALL updateVariables() [L98] var_1_2 = __VERIFIER_nondet_ulong() [L99] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L99] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L100] CALL assume_abort_if_not(var_1_2 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L100] RET assume_abort_if_not(var_1_2 <= 4294967295) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_3=4, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L101] var_1_3 = __VERIFIER_nondet_ulong() [L102] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L102] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L103] CALL assume_abort_if_not(var_1_3 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L103] RET assume_abort_if_not(var_1_3 <= 4294967295) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=50, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L104] var_1_5 = __VERIFIER_nondet_ulong() [L105] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L105] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L106] CALL assume_abort_if_not(var_1_5 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L106] RET assume_abort_if_not(var_1_5 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L107] var_1_6 = __VERIFIER_nondet_ulong() [L108] CALL assume_abort_if_not(var_1_6 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L108] RET assume_abort_if_not(var_1_6 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L109] CALL assume_abort_if_not(var_1_6 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L109] RET assume_abort_if_not(var_1_6 <= 4294967294) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_8=257/4, var_1_9=-50] [L110] var_1_8 = __VERIFIER_nondet_float() [L111] CALL assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L111] RET assume_abort_if_not((var_1_8 >= -922337.2036854765600e+13F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 9223372.036854765600e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=10, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L112] var_1_10 = __VERIFIER_nondet_long() [L113] CALL assume_abort_if_not(var_1_10 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L113] RET assume_abort_if_not(var_1_10 >= -536870911) VAL [isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L114] CALL assume_abort_if_not(var_1_10 <= 536870912) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L114] RET assume_abort_if_not(var_1_10 <= 536870912) VAL [isInitial=1, var_1_10=1, var_1_11=-5, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L115] var_1_11 = __VERIFIER_nondet_long() [L116] CALL assume_abort_if_not(var_1_11 >= -536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L116] RET assume_abort_if_not(var_1_11 >= -536870911) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L117] CALL assume_abort_if_not(var_1_11 <= 536870911) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L117] RET assume_abort_if_not(var_1_11 <= 536870911) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=256, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L118] var_1_12 = __VERIFIER_nondet_long() [L119] CALL assume_abort_if_not(var_1_12 >= -1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L119] RET assume_abort_if_not(var_1_12 >= -1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L120] CALL assume_abort_if_not(var_1_12 <= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L120] RET assume_abort_if_not(var_1_12 <= 1073741823) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=3207304078, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L121] var_1_14 = __VERIFIER_nondet_ulong() [L122] CALL assume_abort_if_not(var_1_14 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L122] RET assume_abort_if_not(var_1_14 >= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L123] CALL assume_abort_if_not(var_1_14 <= 4294967295) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L123] RET assume_abort_if_not(var_1_14 <= 4294967295) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=50, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L124] var_1_15 = __VERIFIER_nondet_ulong() [L125] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L125] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L126] CALL assume_abort_if_not(var_1_15 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L126] RET assume_abort_if_not(var_1_15 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=25, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L127] var_1_16 = __VERIFIER_nondet_ulong() [L128] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L128] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L129] CALL assume_abort_if_not(var_1_16 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L129] RET assume_abort_if_not(var_1_16 <= 2147483647) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L130] var_1_17 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_17 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L131] RET assume_abort_if_not(var_1_17 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L132] CALL assume_abort_if_not(var_1_17 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L132] RET assume_abort_if_not(var_1_17 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=0, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L133] var_1_18 = __VERIFIER_nondet_uchar() [L134] CALL assume_abort_if_not(var_1_18 >= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L134] RET assume_abort_if_not(var_1_18 >= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L135] CALL assume_abort_if_not(var_1_18 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L135] RET assume_abort_if_not(var_1_18 <= 1) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=1, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L136] var_1_20 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L137] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L138] CALL assume_abort_if_not(var_1_20 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L138] RET assume_abort_if_not(var_1_20 <= 65535) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L139] CALL assume_abort_if_not(var_1_20 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L139] RET assume_abort_if_not(var_1_20 != 0) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=-10, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L140] var_1_23 = __VERIFIER_nondet_char() [L141] CALL assume_abort_if_not(var_1_23 >= -127) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L141] RET assume_abort_if_not(var_1_23 >= -127) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L142] CALL assume_abort_if_not(var_1_23 <= 126) VAL [\old(cond)=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L142] RET assume_abort_if_not(var_1_23 <= 126) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_1=17/2, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L155] RET updateVariables() [L156] CALL step() [L48] COND TRUE (var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3 [L49] var_1_1 = (8.8 - 255.2) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L51] unsigned long int stepLocal_0 = var_1_3; VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=1, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L52] COND TRUE stepLocal_0 < var_1_2 [L53] var_1_4 = ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))) VAL [isInitial=1, stepLocal_0=0, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L55] unsigned long int stepLocal_3 = var_1_4; [L56] unsigned long int stepLocal_2 = var_1_5; [L57] unsigned long int stepLocal_1 = (((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)); VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=79/5, var_1_9=-50] [L58] COND FALSE !(var_1_4 <= stepLocal_1) [L67] var_1_7 = var_1_8 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-50] [L69] unsigned long int stepLocal_4 = var_1_4; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=-50] [L70] COND TRUE stepLocal_4 >= (4256310412u - 128u) [L71] var_1_9 = (((((var_1_10 + var_1_11) < 0 ) ? -(var_1_10 + var_1_11) : (var_1_10 + var_1_11))) + var_1_12) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L73] COND FALSE !(var_1_2 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) [L80] var_1_13 = var_1_18 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L82] signed long int stepLocal_5 = ~ 100; VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, stepLocal_5=-101, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L83] COND TRUE ((var_1_12 / 2) / var_1_20) >= stepLocal_5 VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, stepLocal_5=-101, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=0, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L84] COND TRUE \read(var_1_13) [L85] var_1_19 = (var_1_17 && var_1_18) VAL [isInitial=1, stepLocal_0=0, stepLocal_1=0, stepLocal_2=0, stepLocal_3=4256310284, stepLocal_4=4256310284, stepLocal_5=-101, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=3, var_1_21=50, var_1_22=-4, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L94] var_1_21 = var_1_6 [L95] var_1_22 = var_1_23 [L156] RET step() [L157] CALL, EXPR property() [L147] EXPR ((((var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((var_1_3 < var_1_2) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_4 <= ((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)))) ? ((var_1_4 < var_1_5) ? ((var_1_4 >= (var_1_3 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8))) VAL [isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=3, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L147-L148] return (((((((((var_1_2 / ((((64u) < 0 ) ? -(64u) : (64u)))) == var_1_3) ? (var_1_1 == ((double) (8.8 - 255.2))) : 1) && ((var_1_3 < var_1_2) ? (var_1_4 == ((unsigned long int) ((((var_1_5) > (var_1_6)) ? (var_1_5) : (var_1_6))))) : 1)) && ((var_1_4 <= ((((var_1_3) > (var_1_5)) ? (var_1_3) : (var_1_5)))) ? ((var_1_4 < var_1_5) ? ((var_1_4 >= (var_1_3 ^ 4u)) ? (var_1_7 == ((float) var_1_8)) : 1) : (var_1_7 == ((float) var_1_8))) : (var_1_7 == ((float) var_1_8)))) && ((var_1_4 >= (4256310412u - 128u)) ? (var_1_9 == ((signed long int) (((((var_1_10 + var_1_11) < 0 ) ? -(var_1_10 + var_1_11) : (var_1_10 + var_1_11))) + var_1_12))) : 1)) && ((var_1_2 >= (var_1_14 - ((((var_1_15) < (var_1_16)) ? (var_1_15) : (var_1_16))))) ? ((var_1_16 < var_1_9) ? (var_1_13 == ((unsigned char) var_1_17)) : (var_1_13 == ((unsigned char) var_1_17))) : (var_1_13 == ((unsigned char) var_1_18)))) && ((((var_1_12 / 2) / var_1_20) >= (~ 100)) ? (var_1_13 ? (var_1_19 == ((unsigned char) (var_1_17 && var_1_18))) : 1) : (var_1_17 ? (var_1_19 == ((unsigned char) var_1_18)) : (var_1_19 == ((unsigned char) var_1_18))))) && (var_1_21 == ((unsigned long int) var_1_6))) && (var_1_22 == ((signed char) var_1_23)) ; [L157] RET, EXPR property() [L157] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=3, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=1, var_1_11=0, var_1_12=5, var_1_13=1, var_1_14=2147483647, var_1_15=0, var_1_16=0, var_1_17=1, var_1_18=1, var_1_19=1, var_1_20=3, var_1_21=4256310284, var_1_22=0, var_1_23=0, var_1_2=1, var_1_3=0, var_1_4=4256310284, var_1_5=0, var_1_6=4256310284, var_1_7=2, var_1_8=2, var_1_9=6] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 86 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.0s, OverallIterations: 2, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 127 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4 IncrementalHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 127 mSDtfsCounter, 4 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=0, InterpolantAutomatonStates: 2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 549 NumberOfCodeBlocks, 549 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 182 ConstructedInterpolants, 0 QuantifiedInterpolants, 182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 408 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 1740/1740 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 [2023-11-23 21:41:57,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ --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 2c300368c8a1ee1c087c3833e062ccdb0be815c66eb6b18965a1287da2bc2657 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 21:41:59,844 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 21:41:59,991 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-23 21:42:00,000 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 21:42:00,001 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 21:42:00,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 21:42:00,049 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 21:42:00,050 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 21:42:00,051 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 21:42:00,057 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 21:42:00,057 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 21:42:00,058 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 21:42:00,059 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 21:42:00,060 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 21:42:00,061 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 21:42:00,062 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 21:42:00,063 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 21:42:00,063 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 21:42:00,063 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 21:42:00,065 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 21:42:00,065 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 21:42:00,066 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 21:42:00,066 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 21:42:00,067 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 21:42:00,067 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 21:42:00,067 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 21:42:00,068 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 21:42:00,068 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 21:42:00,069 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 21:42:00,069 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 21:42:00,071 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 21:42:00,071 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 21:42:00,072 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 21:42:00,072 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:42:00,072 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 21:42:00,073 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 21:42:00,074 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 21:42:00,074 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 21:42:00,074 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 21:42:00,074 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 21:42:00,075 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 21:42:00,075 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 21:42:00,075 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 21:42:00,076 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 21:42:00,076 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 21:42:00,077 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_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c300368c8a1ee1c087c3833e062ccdb0be815c66eb6b18965a1287da2bc2657 [2023-11-23 21:42:00,493 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 21:42:00,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 21:42:00,519 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 21:42:00,520 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 21:42:00,524 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 21:42:00,527 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i [2023-11-23 21:42:03,920 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 21:42:04,236 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 21:42:04,237 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i [2023-11-23 21:42:04,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/a420db343/82e0b0ab81b74fc4b4063f35b98522cf/FLAGaa1f5112a [2023-11-23 21:42:04,274 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/data/a420db343/82e0b0ab81b74fc4b4063f35b98522cf [2023-11-23 21:42:04,279 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 21:42:04,281 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 21:42:04,284 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 21:42:04,285 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 21:42:04,290 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 21:42:04,291 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,292 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1672caf2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04, skipping insertion in model container [2023-11-23 21:42:04,292 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,335 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 21:42:04,542 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_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i[917,930] [2023-11-23 21:42:04,627 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:42:04,652 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 21:42:04,665 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_daf8de4e-8074-4a33-a026-9e468e8b4381/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_steplocals_file-61.i[917,930] [2023-11-23 21:42:04,694 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 21:42:04,713 INFO L206 MainTranslator]: Completed translation [2023-11-23 21:42:04,713 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04 WrapperNode [2023-11-23 21:42:04,714 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 21:42:04,715 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 21:42:04,715 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 21:42:04,715 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 21:42:04,723 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,744 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,792 INFO L138 Inliner]: procedures = 27, calls = 43, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 163 [2023-11-23 21:42:04,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 21:42:04,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 21:42:04,797 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 21:42:04,797 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 21:42:04,809 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,821 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,832 INFO L189 HeapSplitter]: Split 2 memory accesses to 1 slices as follows [2] [2023-11-23 21:42:04,832 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,833 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,843 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,847 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,850 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,853 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,858 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 21:42:04,859 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 21:42:04,859 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 21:42:04,859 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 21:42:04,860 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (1/1) ... [2023-11-23 21:42:04,882 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 21:42:04,897 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 [2023-11-23 21:42:04,910 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 21:42:04,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 21:42:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 21:42:04,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 21:42:04,975 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 21:42:04,975 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 21:42:04,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 21:42:04,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 21:42:05,112 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 21:42:05,114 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 21:42:05,822 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 21:42:05,913 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 21:42:05,913 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 21:42:05,914 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:42:05 BoogieIcfgContainer [2023-11-23 21:42:05,914 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 21:42:05,917 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 21:42:05,917 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 21:42:05,920 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 21:42:05,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:42:04" (1/3) ... [2023-11-23 21:42:05,922 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cc4bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:42:05, skipping insertion in model container [2023-11-23 21:42:05,923 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:42:04" (2/3) ... [2023-11-23 21:42:05,925 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61cc4bfc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:42:05, skipping insertion in model container [2023-11-23 21:42:05,925 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:42:05" (3/3) ... [2023-11-23 21:42:05,927 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_steplocals_file-61.i [2023-11-23 21:42:05,943 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 21:42:05,943 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 21:42:05,995 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 21:42:06,001 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;@25587074, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 21:42:06,002 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 21:42:06,006 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:42:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:42:06,025 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:42:06,026 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:42:06,026 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:42:06,031 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:42:06,032 INFO L85 PathProgramCache]: Analyzing trace with hash 1472346003, now seen corresponding path program 1 times [2023-11-23 21:42:06,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 21:42:06,047 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [623263926] [2023-11-23 21:42:06,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:42:06,048 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 [2023-11-23 21:42:06,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 21:42:06,081 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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) [2023-11-23 21:42:06,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 21:42:06,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:42:06,386 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 21:42:06,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 21:42:06,467 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 850 proven. 0 refuted. 0 times theorem prover too weak. 890 trivial. 0 not checked. [2023-11-23 21:42:06,467 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 21:42:06,468 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 21:42:06,468 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [623263926] [2023-11-23 21:42:06,469 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [623263926] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 21:42:06,469 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 21:42:06,469 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 21:42:06,471 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1808656621] [2023-11-23 21:42:06,471 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 21:42:06,484 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 21:42:06,484 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 21:42:06,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 21:42:06,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:42:06,521 INFO L87 Difference]: Start difference. First operand has 73 states, 40 states have (on average 1.4) internal successors, (56), 41 states have internal predecessors, (56), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:42:06,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 21:42:06,797 INFO L93 Difference]: Finished difference Result 143 states and 260 transitions. [2023-11-23 21:42:06,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 21:42:06,809 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 181 [2023-11-23 21:42:06,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 21:42:06,818 INFO L225 Difference]: With dead ends: 143 [2023-11-23 21:42:06,818 INFO L226 Difference]: Without dead ends: 71 [2023-11-23 21:42:06,823 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 180 GetRequests, 180 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 21:42:06,826 INFO L413 NwaCegarLoop]: 108 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 108 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 21:42:06,828 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 108 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 21:42:06,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2023-11-23 21:42:06,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2023-11-23 21:42:06,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 39 states have (on average 1.3076923076923077) internal successors, (51), 39 states have internal predecessors, (51), 30 states have call successors, (30), 1 states have call predecessors, (30), 1 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 21:42:06,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 111 transitions. [2023-11-23 21:42:06,881 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 111 transitions. Word has length 181 [2023-11-23 21:42:06,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 21:42:06,882 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 111 transitions. [2023-11-23 21:42:06,882 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-23 21:42:06,883 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 111 transitions. [2023-11-23 21:42:06,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2023-11-23 21:42:06,887 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 21:42:06,888 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 21:42:06,902 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 21:42:07,097 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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 [2023-11-23 21:42:07,097 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 21:42:07,098 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 21:42:07,098 INFO L85 PathProgramCache]: Analyzing trace with hash 524733719, now seen corresponding path program 1 times [2023-11-23 21:42:07,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 21:42:07,100 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [706029889] [2023-11-23 21:42:07,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 21:42:07,101 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 [2023-11-23 21:42:07,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/mathsat [2023-11-23 21:42:07,102 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/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) [2023-11-23 21:42:07,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daf8de4e-8074-4a33-a026-9e468e8b4381/bin/uautomizer-verify-zZY32mL2XJ/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 21:42:07,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 21:42:07,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-23 21:42:07,451 INFO L285 TraceCheckSpWp]: Computing forward predicates...