./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81c7729345d5d6e6cfdedd64c331a4f8f6005773af2c566c0c24cc964b2ec390 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:11:05,604 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:11:05,738 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-21 22:11:05,751 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:11:05,752 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:11:05,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:11:05,820 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:11:05,820 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:11:05,822 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:11:05,827 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:11:05,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:11:05,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:11:05,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:11:05,832 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:11:05,832 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:11:05,833 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:11:05,834 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:11:05,834 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:11:05,835 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 22:11:05,835 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:11:05,836 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:11:05,836 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:11:05,837 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:11:05,837 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:11:05,838 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:11:05,838 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:11:05,839 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:11:05,840 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:11:05,840 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:11:05,841 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:11:05,842 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:11:05,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:05,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:11:05,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:11:05,864 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:11:05,864 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 22:11:05,865 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 22:11:05,865 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:11:05,865 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:11:05,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:11:05,866 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:11:05,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:11:05,866 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81c7729345d5d6e6cfdedd64c331a4f8f6005773af2c566c0c24cc964b2ec390 [2023-11-21 22:11:06,194 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:11:06,227 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:11:06,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:11:06,231 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:11:06,232 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:11:06,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:09,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:11:09,737 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:11:09,741 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:09,762 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/68845f16d/e528e2f3494a449e8081e3c44a247cb6/FLAGa3bbead25 [2023-11-21 22:11:09,780 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/68845f16d/e528e2f3494a449e8081e3c44a247cb6 [2023-11-21 22:11:09,783 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:11:09,784 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:11:09,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:09,796 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:11:09,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:11:09,803 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:09" (1/1) ... [2023-11-21 22:11:09,804 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e153858 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:09, skipping insertion in model container [2023-11-21 22:11:09,804 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:09" (1/1) ... [2023-11-21 22:11:09,845 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:11:09,989 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i[916,929] [2023-11-21 22:11:10,105 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:10,133 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:11:10,145 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i[916,929] [2023-11-21 22:11:10,186 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:10,212 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:11:10,213 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10 WrapperNode [2023-11-21 22:11:10,213 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:10,214 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:10,214 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:11:10,215 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:11:10,225 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,239 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,294 INFO L138 Inliner]: procedures = 26, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 407 [2023-11-21 22:11:10,295 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:10,295 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:11:10,296 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:11:10,296 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:11:10,308 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,315 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,333 INFO L187 HeapSplitter]: Split 124 memory accesses to 6 slices as follows [2, 8, 43, 27, 26, 18] [2023-11-21 22:11:10,333 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,333 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,356 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,361 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,365 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,368 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,375 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:11:10,376 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:11:10,376 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:11:10,376 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:11:10,377 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (1/1) ... [2023-11-21 22:11:10,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:10,410 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:11:10,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:11:10,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:11:10,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:11:10,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-21 22:11:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-21 22:11:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-21 22:11:10,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-21 22:11:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-21 22:11:10,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-21 22:11:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-21 22:11:10,481 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-21 22:11:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-21 22:11:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-21 22:11:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-21 22:11:10,482 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-21 22:11:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:11:10,483 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:11:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-21 22:11:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-21 22:11:10,483 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-21 22:11:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-21 22:11:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-21 22:11:10,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-21 22:11:10,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:11:10,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:11:10,660 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:11:10,664 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:11:11,281 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:11:12,294 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:11:12,295 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:11:12,297 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:12 BoogieIcfgContainer [2023-11-21 22:11:12,297 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:11:12,302 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:11:12,302 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:11:12,305 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:11:12,306 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:11:09" (1/3) ... [2023-11-21 22:11:12,307 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4625a33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:11:12, skipping insertion in model container [2023-11-21 22:11:12,307 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:10" (2/3) ... [2023-11-21 22:11:12,309 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4625a33f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:11:12, skipping insertion in model container [2023-11-21 22:11:12,309 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:12" (3/3) ... [2023-11-21 22:11:12,311 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:12,334 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:11:12,335 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:11:12,406 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:11:12,416 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;@108b5d57, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:11:12,416 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:11:12,422 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-21 22:11:12,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 22:11:12,439 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:11:12,440 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:11:12,441 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:11:12,449 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:11:12,450 INFO L85 PathProgramCache]: Analyzing trace with hash 1549146249, now seen corresponding path program 1 times [2023-11-21 22:11:12,461 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 22:11:12,461 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [155770245] [2023-11-21 22:11:12,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:11:12,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 22:11:12,748 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-21 22:11:12,749 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1417758473] [2023-11-21 22:11:12,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:11:12,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:11:12,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:11:12,752 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-21 22:11:12,784 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-21 22:11:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:11:14,782 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-21 22:11:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-21 22:11:15,470 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-21 22:11:15,473 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-21 22:11:15,475 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-21 22:11:15,490 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-21 22:11:15,689 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-21 22:11:15,694 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 22:11:15,699 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-21 22:11:15,757 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem45 could not be translated [2023-11-21 22:11:15,759 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-21 22:11:15,760 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated [2023-11-21 22:11:15,761 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated [2023-11-21 22:11:15,762 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated [2023-11-21 22:11:15,763 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated [2023-11-21 22:11:15,765 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated [2023-11-21 22:11:15,766 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated [2023-11-21 22:11:15,767 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-21 22:11:15,768 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated [2023-11-21 22:11:15,769 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated [2023-11-21 22:11:15,770 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated [2023-11-21 22:11:15,771 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated [2023-11-21 22:11:15,773 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-21 22:11:15,774 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-21 22:11:15,775 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-21 22:11:15,776 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-21 22:11:15,813 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 10:11:15 BoogieIcfgContainer [2023-11-21 22:11:15,815 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-21 22:11:15,816 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 22:11:15,816 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 22:11:15,817 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 22:11:15,818 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:12" (3/4) ... [2023-11-21 22:11:15,821 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-21 22:11:15,822 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 22:11:15,824 INFO L158 Benchmark]: Toolchain (without parser) took 6038.90ms. Allocated memory was 165.7MB in the beginning and 205.5MB in the end (delta: 39.8MB). Free memory was 102.9MB in the beginning and 86.9MB in the end (delta: 16.0MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,826 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 113.2MB. Free memory was 82.5MB in the beginning and 82.4MB in the end (delta: 68.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:15,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.19ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 132.5MB in the end (delta: -29.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.56ms. Allocated memory is still 165.7MB. Free memory was 132.5MB in the beginning and 128.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,829 INFO L158 Benchmark]: Boogie Preprocessor took 79.99ms. Allocated memory is still 165.7MB. Free memory was 128.7MB in the beginning and 124.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,830 INFO L158 Benchmark]: RCFGBuilder took 1921.36ms. Allocated memory was 165.7MB in the beginning and 205.5MB in the end (delta: 39.8MB). Free memory was 124.1MB in the beginning and 153.0MB in the end (delta: -28.8MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,831 INFO L158 Benchmark]: TraceAbstraction took 3513.16ms. Allocated memory is still 205.5MB. Free memory was 151.9MB in the beginning and 86.9MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2023-11-21 22:11:15,831 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 205.5MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 22:11:15,837 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 113.2MB. Free memory was 82.5MB in the beginning and 82.4MB in the end (delta: 68.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.19ms. Allocated memory is still 165.7MB. Free memory was 102.7MB in the beginning and 132.5MB in the end (delta: -29.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.56ms. Allocated memory is still 165.7MB. Free memory was 132.5MB in the beginning and 128.7MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 79.99ms. Allocated memory is still 165.7MB. Free memory was 128.7MB in the beginning and 124.1MB in the end (delta: 4.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1921.36ms. Allocated memory was 165.7MB in the beginning and 205.5MB in the end (delta: 39.8MB). Free memory was 124.1MB in the beginning and 153.0MB in the end (delta: -28.8MB). Peak memory consumption was 78.3MB. Max. memory is 16.1GB. * TraceAbstraction took 3513.16ms. Allocated memory is still 205.5MB. Free memory was 151.9MB in the beginning and 86.9MB in the end (delta: 65.0MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 205.5MB. Free memory is still 86.9MB. 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~mem45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem49 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem51 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem52 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem54 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem55 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem59 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem61 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 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 shiftLeft at line 60. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L22-L24] unsigned char BOOL_unsigned_char_Array_0[1] = { 1 }; [L25-L27] signed char signed_char_Array_0[3] = { 100, 4, 8 }; [L25-L27] signed char signed_char_Array_0[3] = { 100, 4, 8 }; [L25-L27] signed char signed_char_Array_0[3] = { 100, 4, 8 }; [L25-L27] signed char signed_char_Array_0[3] = { 100, 4, 8 }; [L28-L30] signed long int signed_long_int_Array_0[2][2] = { {-25, -8}, {-16, 10} }; [L28-L30] signed long int signed_long_int_Array_0[2][2] = { {-25, -8}, {-16, 10} }; [L28-L30] signed long int signed_long_int_Array_0[2][2] = { {-25, -8}, {-16, 10} }; [L28-L30] signed long int signed_long_int_Array_0[2][2] = { {-25, -8}, {-16, 10} }; [L28-L30] signed long int signed_long_int_Array_0[2][2] = { {-25, -8}, {-16, 10} }; [L31-L33] unsigned char unsigned_char_Array_0[2] = { 64, 128 }; [L31-L33] unsigned char unsigned_char_Array_0[2] = { 64, 128 }; [L31-L33] unsigned char unsigned_char_Array_0[2] = { 64, 128 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2] = { 5, 1 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2] = { 5, 1 }; [L34-L36] unsigned long int unsigned_long_int_Array_0[2] = { 5, 1 }; [L37] signed long int last_1_signed_long_int_Array_0_1__1_ = 10; [L103] isInitial = 1 [L104] FCALL initially() [L105] COND TRUE 1 [L106] CALL updateLastVariables() [L96] EXPR signed_long_int_Array_0[1][1] [L96] last_1_signed_long_int_Array_0_1__1_ = signed_long_int_Array_0[1][1] [L106] RET updateLastVariables() [L107] CALL updateVariables() [L69] BOOL_unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L70] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L70] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L71] EXPR BOOL_unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L71] CALL assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(BOOL_unsigned_char_Array_0[0] <= 1) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L72] signed_char_Array_0[0] = __VERIFIER_nondet_char() [L73] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L73] CALL assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(signed_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] EXPR signed_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L74] CALL assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(signed_char_Array_0[0] <= 126) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L75] signed_char_Array_0[1] = __VERIFIER_nondet_char() [L76] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L76] CALL assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(signed_char_Array_0[1] >= -63) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L77] EXPR signed_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L77] CALL assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(signed_char_Array_0[1] <= 63) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L78] signed_long_int_Array_0[0][0] = __VERIFIER_nondet_long() [L79] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L79] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(signed_long_int_Array_0[0][0] >= -2147483648) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L80] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(signed_long_int_Array_0[0][0] <= 2147483647) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] EXPR signed_long_int_Array_0[0][0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L81] CALL assume_abort_if_not(signed_long_int_Array_0[0][0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L81] RET assume_abort_if_not(signed_long_int_Array_0[0][0] != 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L82] unsigned_char_Array_0[0] = __VERIFIER_nondet_uchar() [L83] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L83] CALL assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(unsigned_char_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] EXPR unsigned_char_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L84] CALL assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(unsigned_char_Array_0[0] <= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L85] unsigned_char_Array_0[1] = __VERIFIER_nondet_uchar() [L86] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L86] CALL assume_abort_if_not(unsigned_char_Array_0[1] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(unsigned_char_Array_0[1] >= 127) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L87] EXPR unsigned_char_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L87] CALL assume_abort_if_not(unsigned_char_Array_0[1] <= 255) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(unsigned_char_Array_0[1] <= 255) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L88] unsigned_long_int_Array_0[0] = __VERIFIER_nondet_ulong() [L89] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L89] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L89] RET assume_abort_if_not(unsigned_long_int_Array_0[0] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L90] EXPR unsigned_long_int_Array_0[0] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L90] CALL assume_abort_if_not(unsigned_long_int_Array_0[0] <= 11) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L90] RET assume_abort_if_not(unsigned_long_int_Array_0[0] <= 11) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L91] unsigned_long_int_Array_0[1] = __VERIFIER_nondet_ulong() [L92] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L92] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L92] RET assume_abort_if_not(unsigned_long_int_Array_0[1] >= 0) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L93] EXPR unsigned_long_int_Array_0[1] VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L93] CALL assume_abort_if_not(unsigned_long_int_Array_0[1] <= 12) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=1, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L20] COND FALSE !(!cond) [L93] RET assume_abort_if_not(unsigned_long_int_Array_0[1] <= 12) VAL [BOOL_unsigned_char_Array_0={4:0}, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L107] RET updateVariables() [L108] CALL step() [L41] EXPR signed_char_Array_0[1] [L41] EXPR unsigned_char_Array_0[0] [L41] COND FALSE !(signed_char_Array_0[1] < unsigned_char_Array_0[0]) [L46] EXPR signed_char_Array_0[0] [L46] EXPR unsigned_char_Array_0[1] [L46] EXPR ((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1]) [L46] EXPR unsigned_char_Array_0[1] [L46] EXPR ((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1]) [L46] EXPR signed_char_Array_0[1] [L46] COND TRUE (signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1] [L47] EXPR signed_char_Array_0[0] [L47] signed_long_int_Array_0[0][1] = signed_char_Array_0[0] [L50] EXPR signed_char_Array_0[1] [L50] signed_long_int_Array_0[1][0] = signed_char_Array_0[1] [L51] EXPR unsigned_char_Array_0[1] [L51] EXPR signed_long_int_Array_0[0][0] [L51] signed long int stepLocal_1 = unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0]; [L52] EXPR signed_long_int_Array_0[0][1] [L52] EXPR signed_long_int_Array_0[1][0] [L52] EXPR signed_char_Array_0[0] [L52] COND TRUE ((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > stepLocal_1 [L53] BOOL_unsigned_char_Array_0[0] [L53] COND TRUE BOOL_unsigned_char_Array_0[0] [L54] EXPR unsigned_char_Array_0[1] [L54] signed_long_int_Array_0[1][1] = unsigned_char_Array_0[1] [L59] EXPR signed_long_int_Array_0[1][1] [L59] signed long int stepLocal_0 = signed_long_int_Array_0[1][1]; [L60] EXPR unsigned_char_Array_0[1] [L60] EXPR unsigned_char_Array_0[0] [L60] EXPR unsigned_long_int_Array_0[1] [L60] EXPR unsigned_long_int_Array_0[0] [L60] EXPR (unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0]) [L60] COND TRUE ((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= stepLocal_0 [L61] EXPR unsigned_long_int_Array_0[1] [L61] EXPR signed_char_Array_0[0] [L61] EXPR ((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]) [L61] EXPR signed_char_Array_0[0] [L61] EXPR ((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]) [L61] EXPR ((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))) [L61] EXPR unsigned_long_int_Array_0[1] [L61] EXPR ((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))) [L61] signed_char_Array_0[2] = ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))) [L108] RET step() [L109] CALL, EXPR property() [L99] EXPR unsigned_char_Array_0[1] [L99] EXPR unsigned_char_Array_0[0] [L99] EXPR unsigned_long_int_Array_0[1] [L99] EXPR unsigned_long_int_Array_0[0] [L99] EXPR (unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0]) [L99] EXPR signed_long_int_Array_0[1][1] [L99] EXPR (((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1) [L99] EXPR BOOL_unsigned_char_Array_0[0] [L99] EXPR BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1 [L99] EXPR signed_char_Array_0[2] [L99] EXPR unsigned_long_int_Array_0[0] [L99] EXPR BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1 [L99] EXPR (((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1) [L99] EXPR ((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1)) [L99] EXPR ((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1)) [L99] EXPR (((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1))) && ((((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > (unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0])) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) unsigned_char_Array_0[1])) : 1) : (signed_long_int_Array_0[1][1] == ((signed long int) signed_char_Array_0[1]))) [L99] EXPR (((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1))) && ((((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > (unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0])) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) unsigned_char_Array_0[1])) : 1) : (signed_long_int_Array_0[1][1] == ((signed long int) signed_char_Array_0[1]))) [L99] EXPR ((((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1))) && ((((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > (unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0])) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) unsigned_char_Array_0[1])) : 1) : (signed_long_int_Array_0[1][1] == ((signed long int) signed_char_Array_0[1])))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_char_Array_0[1])) [L99] EXPR ((((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1))) && ((((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > (unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0])) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) unsigned_char_Array_0[1])) : 1) : (signed_long_int_Array_0[1][1] == ((signed long int) signed_char_Array_0[1])))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_char_Array_0[1])) [L99-L100] return ((((((unsigned_char_Array_0[1] - unsigned_char_Array_0[0]) << (unsigned_long_int_Array_0[1] + unsigned_long_int_Array_0[0])) <= signed_long_int_Array_0[1][1]) ? (signed_char_Array_0[2] == ((signed char) ((((unsigned_long_int_Array_0[1]) > (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0]))))) ? (unsigned_long_int_Array_0[1]) : (((((signed_char_Array_0[0]) < 0 ) ? -(signed_char_Array_0[0]) : (signed_char_Array_0[0])))))))) : (BOOL_unsigned_char_Array_0[0] ? (signed_char_Array_0[2] == ((signed char) unsigned_long_int_Array_0[0])) : 1)) && ((signed_char_Array_0[1] < unsigned_char_Array_0[0]) ? ((last_1_signed_long_int_Array_0_1__1_ > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) (unsigned_char_Array_0[0] - signed_char_Array_0[0]))) : 1) : (((signed_char_Array_0[0] + ((((unsigned_char_Array_0[1]) < 0 ) ? -(unsigned_char_Array_0[1]) : (unsigned_char_Array_0[1])))) > signed_char_Array_0[1]) ? (signed_long_int_Array_0[0][1] == ((signed long int) signed_char_Array_0[0])) : 1))) && ((((signed_long_int_Array_0[0][1] * signed_long_int_Array_0[1][0]) + signed_char_Array_0[0]) > (unsigned_char_Array_0[1] / signed_long_int_Array_0[0][0])) ? (BOOL_unsigned_char_Array_0[0] ? (signed_long_int_Array_0[1][1] == ((signed long int) unsigned_char_Array_0[1])) : 1) : (signed_long_int_Array_0[1][1] == ((signed long int) signed_char_Array_0[1])))) && (signed_long_int_Array_0[1][0] == ((signed long int) signed_char_Array_0[1])) ; [L109] RET, EXPR property() [L109] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] [L19] reach_error() VAL [BOOL_unsigned_char_Array_0={4:0}, \old(cond)=0, cond=0, isInitial=1, last_1_signed_long_int_Array_0_1__1_=10, signed_char_Array_0={5:0}, signed_long_int_Array_0={6:0}, unsigned_char_Array_0={7:0}, unsigned_long_int_Array_0={8:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 43 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 1, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=43occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 72 NumberOfCodeBlocks, 72 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-21 22:11:15,887 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 81c7729345d5d6e6cfdedd64c331a4f8f6005773af2c566c0c24cc964b2ec390 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 22:11:18,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 22:11:18,956 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-21 22:11:18,966 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 22:11:18,967 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 22:11:19,006 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 22:11:19,009 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 22:11:19,010 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 22:11:19,011 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-21 22:11:19,017 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-21 22:11:19,018 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 22:11:19,018 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 22:11:19,019 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 22:11:19,022 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 22:11:19,022 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 22:11:19,023 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 22:11:19,024 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 22:11:19,024 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 22:11:19,025 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 22:11:19,026 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 22:11:19,026 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 22:11:19,027 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 22:11:19,028 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 22:11:19,028 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 22:11:19,029 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 22:11:19,030 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 22:11:19,030 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 22:11:19,031 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 22:11:19,032 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 22:11:19,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 22:11:19,033 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 22:11:19,034 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-21 22:11:19,034 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 22:11:19,035 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:19,035 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 22:11:19,036 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 22:11:19,036 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 22:11:19,036 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-21 22:11:19,037 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 22:11:19,037 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 22:11:19,038 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-21 22:11:19,038 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 22:11:19,039 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-21 22:11:19,039 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 22:11:19,039 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-21 22:11:19,040 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 81c7729345d5d6e6cfdedd64c331a4f8f6005773af2c566c0c24cc964b2ec390 [2023-11-21 22:11:19,577 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 22:11:19,618 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 22:11:19,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 22:11:19,624 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 22:11:19,624 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 22:11:19,628 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:23,317 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 22:11:23,684 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 22:11:23,685 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:23,697 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/24c7fd568/fdf6d934888e4fb98660cb10e1dc6c34/FLAGbd0892017 [2023-11-21 22:11:23,718 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/data/24c7fd568/fdf6d934888e4fb98660cb10e1dc6c34 [2023-11-21 22:11:23,721 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 22:11:23,723 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 22:11:23,725 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:23,726 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 22:11:23,733 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 22:11:23,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:23" (1/1) ... [2023-11-21 22:11:23,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7d768f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:23, skipping insertion in model container [2023-11-21 22:11:23,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:11:23" (1/1) ... [2023-11-21 22:11:23,780 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 22:11:24,049 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i[916,929] [2023-11-21 22:11:24,202 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:24,239 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 22:11:24,280 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_cd54ccab-787e-42f7-9f09-a784ed309d7b/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-a_file-19.i[916,929] [2023-11-21 22:11:24,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 22:11:24,459 INFO L206 MainTranslator]: Completed translation [2023-11-21 22:11:24,460 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24 WrapperNode [2023-11-21 22:11:24,460 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 22:11:24,462 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:24,463 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 22:11:24,463 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 22:11:24,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,517 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,598 INFO L138 Inliner]: procedures = 30, calls = 157, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 395 [2023-11-21 22:11:24,604 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 22:11:24,606 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 22:11:24,606 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 22:11:24,606 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 22:11:24,624 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,647 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,683 INFO L187 HeapSplitter]: Split 124 memory accesses to 6 slices as follows [2, 8, 43, 27, 26, 18] [2023-11-21 22:11:24,684 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,684 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,717 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,723 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,729 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,733 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,742 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 22:11:24,744 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 22:11:24,744 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 22:11:24,744 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 22:11:24,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (1/1) ... [2023-11-21 22:11:24,755 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 22:11:24,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 [2023-11-21 22:11:24,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 22:11:24,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 22:11:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 22:11:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-21 22:11:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-21 22:11:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-21 22:11:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-21 22:11:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-21 22:11:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2023-11-21 22:11:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-21 22:11:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-21 22:11:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-21 22:11:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-21 22:11:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-21 22:11:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-21 22:11:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2023-11-21 22:11:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2023-11-21 22:11:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2023-11-21 22:11:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2023-11-21 22:11:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2023-11-21 22:11:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2023-11-21 22:11:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-21 22:11:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-21 22:11:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-21 22:11:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-21 22:11:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-21 22:11:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-21 22:11:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 22:11:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 22:11:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 22:11:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 22:11:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-21 22:11:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-21 22:11:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-21 22:11:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-21 22:11:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-21 22:11:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-21 22:11:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-21 22:11:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-21 22:11:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-21 22:11:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-21 22:11:24,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-21 22:11:24,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-21 22:11:25,102 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 22:11:25,105 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 22:11:26,031 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 22:11:27,158 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 22:11:27,158 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 22:11:27,160 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:27 BoogieIcfgContainer [2023-11-21 22:11:27,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 22:11:27,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 22:11:27,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 22:11:27,167 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 22:11:27,168 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 10:11:23" (1/3) ... [2023-11-21 22:11:27,169 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c79440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:11:27, skipping insertion in model container [2023-11-21 22:11:27,169 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:11:24" (2/3) ... [2023-11-21 22:11:27,170 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71c79440 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 10:11:27, skipping insertion in model container [2023-11-21 22:11:27,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:11:27" (3/3) ... [2023-11-21 22:11:27,172 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-a_file-19.i [2023-11-21 22:11:27,193 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 22:11:27,194 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-21 22:11:27,265 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-21 22:11:27,274 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;@6a5cc63d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 22:11:27,275 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-21 22:11:27,280 INFO L276 IsEmpty]: Start isEmpty. Operand has 43 states, 23 states have (on average 1.1304347826086956) internal successors, (26), 24 states have internal predecessors, (26), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-21 22:11:27,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-21 22:11:27,297 INFO L187 NwaCegarLoop]: Found error trace [2023-11-21 22:11:27,298 INFO L195 NwaCegarLoop]: trace histogram [17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-21 22:11:27,299 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-21 22:11:27,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 22:11:27,307 INFO L85 PathProgramCache]: Analyzing trace with hash -1193610911, now seen corresponding path program 1 times [2023-11-21 22:11:27,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-21 22:11:27,328 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900274854] [2023-11-21 22:11:27,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 22:11:27,329 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-21 22:11:27,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/mathsat [2023-11-21 22:11:27,335 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-21 22:11:27,372 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd54ccab-787e-42f7-9f09-a784ed309d7b/bin/uautomizer-verify-bycVGegfSx/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-21 22:11:34,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 22:11:34,137 INFO L262 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 80 conjunts are in the unsatisfiable core [2023-11-21 22:11:34,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 22:11:34,894 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2023-11-21 22:11:35,871 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 30 [2023-11-21 22:11:37,572 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:11:37,572 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 27 [2023-11-21 22:11:39,464 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 22:11:41,046 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 13 [2023-11-21 22:11:42,887 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 1 [2023-11-21 22:11:44,855 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 11 [2023-11-21 22:11:50,827 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:11:50,827 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 719 treesize of output 631 [2023-11-21 22:11:50,964 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1089 treesize of output 1061 [2023-11-21 22:11:51,154 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-21 22:11:51,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 1651 treesize of output 1521