./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl --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 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:23:34,736 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:23:34,862 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-12 02:23:34,874 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:23:34,875 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:23:34,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:23:34,918 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:23:34,918 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:23:34,920 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:23:34,928 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:23:34,930 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:23:34,930 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:23:34,931 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:23:34,933 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:23:34,933 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:23:34,934 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:23:34,934 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:23:34,935 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:23:34,935 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:23:34,936 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:23:34,936 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:23:34,937 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:23:34,937 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:23:34,938 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:23:34,938 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:23:34,939 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:23:34,940 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:23:34,940 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:23:34,941 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:34,941 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:23:34,942 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:23:34,943 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:23:34,943 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:23:34,943 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:23:34,944 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:23:34,944 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:23:34,944 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:23:34,945 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:23:34,945 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:23:34,956 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 [2023-11-12 02:23:35,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:23:35,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:23:35,311 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:23:35,312 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:23:35,313 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:23:35,314 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:38,448 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:23:38,755 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:23:38,755 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:38,776 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/2adec448c/2673b09579bd4aea974950c1056a3e52/FLAGd601eeff7 [2023-11-12 02:23:38,790 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/2adec448c/2673b09579bd4aea974950c1056a3e52 [2023-11-12 02:23:38,792 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:23:38,794 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:23:38,795 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:38,795 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:23:38,802 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:23:38,802 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,803 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f094fd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:38, skipping insertion in model container [2023-11-12 02:23:38,803 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:38" (1/1) ... [2023-11-12 02:23:38,854 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:23:39,060 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-12 02:23:39,173 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:39,196 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:23:39,219 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-12 02:23:39,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:39,305 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:23:39,305 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39 WrapperNode [2023-11-12 02:23:39,305 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:39,307 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:39,308 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:23:39,308 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:23:39,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,340 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,391 INFO L138 Inliner]: procedures = 31, calls = 49, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 200 [2023-11-12 02:23:39,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:39,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:23:39,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:23:39,392 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:23:39,404 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,417 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,418 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,444 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,448 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,457 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:23:39,458 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:23:39,458 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:23:39,458 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:23:39,459 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (1/1) ... [2023-11-12 02:23:39,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:39,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:39,509 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:39,526 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:23:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:23:39,546 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:23:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:23:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:23:39,547 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:23:39,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:23:39,548 INFO L130 BoogieDeclarations]: Found specification of procedure functionized4 [2023-11-12 02:23:39,549 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized4 [2023-11-12 02:23:39,645 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:23:39,647 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:23:40,154 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:23:40,162 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:23:40,162 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:23:40,168 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:40 BoogieIcfgContainer [2023-11-12 02:23:40,168 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:23:40,171 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:23:40,172 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:23:40,175 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:23:40,175 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:23:38" (1/3) ... [2023-11-12 02:23:40,176 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e79e15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:40, skipping insertion in model container [2023-11-12 02:23:40,176 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:39" (2/3) ... [2023-11-12 02:23:40,177 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e79e15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:40, skipping insertion in model container [2023-11-12 02:23:40,177 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:40" (3/3) ... [2023-11-12 02:23:40,178 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:40,199 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:23:40,199 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:23:40,260 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:23:40,267 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;@416baa83, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:23:40,267 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:23:40,273 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 56 states have internal predecessors, (73), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 02:23:40,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:23:40,298 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:40,299 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:40,300 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:40,306 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:40,306 INFO L85 PathProgramCache]: Analyzing trace with hash -924549243, now seen corresponding path program 1 times [2023-11-12 02:23:40,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:40,317 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298871751] [2023-11-12 02:23:40,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:40,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:40,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:40,648 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:40,648 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298871751] [2023-11-12 02:23:40,649 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-12 02:23:40,650 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1368770652] [2023-11-12 02:23:40,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:40,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:40,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:40,655 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:23:40,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:23:40,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:40,940 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:23:40,953 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:41,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 1682 trivial. 0 not checked. [2023-11-12 02:23:41,042 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:23:41,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1368770652] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:41,044 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:41,044 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:23:41,047 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1891817234] [2023-11-12 02:23:41,048 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:41,054 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:23:41,055 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:41,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:23:41,095 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:23:41,098 INFO L87 Difference]: Start difference. First operand has 91 states, 55 states have (on average 1.3272727272727274) internal successors, (73), 56 states have internal predecessors, (73), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 02:23:41,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:41,141 INFO L93 Difference]: Finished difference Result 175 states and 298 transitions. [2023-11-12 02:23:41,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:23:41,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-12 02:23:41,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:41,160 INFO L225 Difference]: With dead ends: 175 [2023-11-12 02:23:41,160 INFO L226 Difference]: Without dead ends: 87 [2023-11-12 02:23:41,169 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:23:41,175 INFO L413 NwaCegarLoop]: 130 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 130 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:41,177 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 130 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:23:41,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-12 02:23:41,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-12 02:23:41,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 52 states have (on average 1.2692307692307692) internal successors, (66), 52 states have internal predecessors, (66), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 02:23:41,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 130 transitions. [2023-11-12 02:23:41,232 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 130 transitions. Word has length 183 [2023-11-12 02:23:41,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:41,233 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 130 transitions. [2023-11-12 02:23:41,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.0) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (30), 2 states have call predecessors, (30), 1 states have return successors, (30), 1 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 02:23:41,233 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 130 transitions. [2023-11-12 02:23:41,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:23:41,239 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:41,239 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:41,250 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-12 02:23:41,446 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:41,447 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:41,447 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:41,448 INFO L85 PathProgramCache]: Analyzing trace with hash -595083255, now seen corresponding path program 1 times [2023-11-12 02:23:41,448 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:41,448 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883238319] [2023-11-12 02:23:41,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:41,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:41,539 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:23:41,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1048740537] [2023-11-12 02:23:41,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:41,540 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:41,540 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:41,541 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:23:41,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:23:41,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:41,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 415 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 02:23:41,746 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:42,162 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-12 02:23:42,163 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:23:42,480 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-12 02:23:42,481 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:42,483 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883238319] [2023-11-12 02:23:42,484 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:23:42,484 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048740537] [2023-11-12 02:23:42,485 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048740537] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:23:42,486 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:23:42,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 9 [2023-11-12 02:23:42,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [838784879] [2023-11-12 02:23:42,487 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:23:42,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-12 02:23:42,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:42,494 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-12 02:23:42,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:23:42,497 INFO L87 Difference]: Start difference. First operand 87 states and 130 transitions. Second operand has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-12 02:23:43,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:43,388 INFO L93 Difference]: Finished difference Result 269 states and 395 transitions. [2023-11-12 02:23:43,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2023-11-12 02:23:43,389 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) Word has length 183 [2023-11-12 02:23:43,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:43,394 INFO L225 Difference]: With dead ends: 269 [2023-11-12 02:23:43,394 INFO L226 Difference]: Without dead ends: 185 [2023-11-12 02:23:43,395 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 378 GetRequests, 357 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=129, Invalid=333, Unknown=0, NotChecked=0, Total=462 [2023-11-12 02:23:43,397 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 143 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 466 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 545 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 466 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:43,397 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 553 Invalid, 545 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 466 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2023-11-12 02:23:43,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 185 states. [2023-11-12 02:23:43,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 185 to 175. [2023-11-12 02:23:43,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 104 states have (on average 1.2211538461538463) internal successors, (127), 104 states have internal predecessors, (127), 64 states have call successors, (64), 6 states have call predecessors, (64), 6 states have return successors, (64), 64 states have call predecessors, (64), 64 states have call successors, (64) [2023-11-12 02:23:43,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 255 transitions. [2023-11-12 02:23:43,446 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 255 transitions. Word has length 183 [2023-11-12 02:23:43,448 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:43,448 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 255 transitions. [2023-11-12 02:23:43,448 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.0) internal successors, (45), 9 states have internal predecessors, (45), 2 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 2 states have call predecessors, (55), 2 states have call successors, (55) [2023-11-12 02:23:43,448 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 255 transitions. [2023-11-12 02:23:43,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 185 [2023-11-12 02:23:43,452 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:43,453 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:43,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:43,659 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:43,660 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:43,660 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:43,661 INFO L85 PathProgramCache]: Analyzing trace with hash -1240397332, now seen corresponding path program 1 times [2023-11-12 02:23:43,661 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:43,661 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1391578651] [2023-11-12 02:23:43,661 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:43,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:43,724 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:23:43,724 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1025731100] [2023-11-12 02:23:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:43,725 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:43,725 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:43,726 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:23:43,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-12 02:23:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:43,903 INFO L262 TraceCheckSpWp]: Trace formula consists of 428 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-12 02:23:43,911 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:44,308 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-12 02:23:44,308 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:23:44,916 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-12 02:23:44,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:23:44,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1391578651] [2023-11-12 02:23:44,917 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-12 02:23:44,917 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1025731100] [2023-11-12 02:23:44,917 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1025731100] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:23:44,918 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:23:44,918 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 11] total 16 [2023-11-12 02:23:44,918 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [641015101] [2023-11-12 02:23:44,918 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:23:44,919 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-12 02:23:44,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:23:44,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-12 02:23:44,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2023-11-12 02:23:44,922 INFO L87 Difference]: Start difference. First operand 175 states and 255 transitions. Second operand has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:23:46,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:46,392 INFO L93 Difference]: Finished difference Result 475 states and 663 transitions. [2023-11-12 02:23:46,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2023-11-12 02:23:46,393 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 184 [2023-11-12 02:23:46,394 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:46,397 INFO L225 Difference]: With dead ends: 475 [2023-11-12 02:23:46,398 INFO L226 Difference]: Without dead ends: 303 [2023-11-12 02:23:46,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 355 SyntacticMatches, 1 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 614 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=480, Invalid=1970, Unknown=0, NotChecked=0, Total=2450 [2023-11-12 02:23:46,401 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 784 mSDsluCounter, 647 mSDsCounter, 0 mSdLazyCounter, 571 mSolverCounterSat, 303 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 796 SdHoareTripleChecker+Valid, 736 SdHoareTripleChecker+Invalid, 874 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 303 IncrementalHoareTripleChecker+Valid, 571 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:46,402 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [796 Valid, 736 Invalid, 874 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [303 Valid, 571 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-12 02:23:46,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 303 states. [2023-11-12 02:23:46,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 303 to 225. [2023-11-12 02:23:46,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 144 states have (on average 1.2013888888888888) internal successors, (173), 146 states have internal predecessors, (173), 72 states have call successors, (72), 8 states have call predecessors, (72), 8 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2023-11-12 02:23:46,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 317 transitions. [2023-11-12 02:23:46,452 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 317 transitions. Word has length 184 [2023-11-12 02:23:46,453 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:46,453 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 317 transitions. [2023-11-12 02:23:46,454 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 4.3125) internal successors, (69), 16 states have internal predecessors, (69), 3 states have call successors, (54), 2 states have call predecessors, (54), 4 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:23:46,454 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 317 transitions. [2023-11-12 02:23:46,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:23:46,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:46,458 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:46,469 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:46,664 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2023-11-12 02:23:46,665 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:46,665 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:46,665 INFO L85 PathProgramCache]: Analyzing trace with hash -546714365, now seen corresponding path program 1 times [2023-11-12 02:23:46,666 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:23:46,666 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2083266793] [2023-11-12 02:23:46,666 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:46,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:23:46,747 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-12 02:23:46,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [221519982] [2023-11-12 02:23:46,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:46,748 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:46,748 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:46,754 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:23:46,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-12 02:23:46,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:46,918 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:23:46,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:23:47,159 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:23:47,159 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:23:47,161 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:23:47,174 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:47,369 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:23:47,373 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-12 02:23:47,377 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:23:47,523 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short14 could not be translated [2023-11-12 02:23:47,552 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:23:47 BoogieIcfgContainer [2023-11-12 02:23:47,553 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:23:47,553 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:23:47,554 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:23:47,554 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:23:47,560 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:40" (3/4) ... [2023-11-12 02:23:47,563 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:23:47,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:23:47,565 INFO L158 Benchmark]: Toolchain (without parser) took 8771.60ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 146.5MB in the beginning and 113.7MB in the end (delta: 32.8MB). Peak memory consumption was 72.6MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,566 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:23:47,566 INFO L158 Benchmark]: CACSL2BoogieTranslator took 511.20ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 131.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,567 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.80ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 128.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,568 INFO L158 Benchmark]: Boogie Preprocessor took 65.30ms. Allocated memory is still 176.2MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,568 INFO L158 Benchmark]: RCFGBuilder took 710.42ms. Allocated memory is still 176.2MB. Free memory was 126.5MB in the beginning and 103.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,570 INFO L158 Benchmark]: TraceAbstraction took 7381.47ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 102.8MB in the beginning and 114.8MB in the end (delta: -11.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-12 02:23:47,571 INFO L158 Benchmark]: Witness Printer took 11.37ms. Allocated memory is still 216.0MB. Free memory is still 113.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:23:47,574 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 123.7MB. Free memory is still 97.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 511.20ms. Allocated memory is still 176.2MB. Free memory was 145.9MB in the beginning and 131.8MB in the end (delta: 14.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.80ms. Allocated memory is still 176.2MB. Free memory was 131.8MB in the beginning and 128.0MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.30ms. Allocated memory is still 176.2MB. Free memory was 128.0MB in the beginning and 126.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 710.42ms. Allocated memory is still 176.2MB. Free memory was 126.5MB in the beginning and 103.4MB in the end (delta: 23.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 7381.47ms. Allocated memory was 176.2MB in the beginning and 216.0MB in the end (delta: 39.8MB). Free memory was 102.8MB in the beginning and 114.8MB in the end (delta: -11.9MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Witness Printer took 11.37ms. Allocated memory is still 216.0MB. Free memory is still 113.7MB. 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~short14 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 someBinaryDOUBLEComparisonOperation at line 157. Possible FailurePath: [L26] unsigned char isInitial = 0; [L27] unsigned char var_1_1 = 0; [L28] unsigned short int var_1_2 = 256; [L29] unsigned short int var_1_3 = 128; [L30] unsigned char var_1_4 = 0; [L31] unsigned char var_1_5 = 0; [L32] unsigned short int var_1_6 = 4; [L33] signed short int var_1_7 = 32; [L34] signed long int var_1_8 = 100000000; [L35] unsigned short int var_1_9 = 4; [L36] unsigned short int var_1_10 = 10; [L37] double var_1_11 = 15.6; [L38] double var_1_12 = 256.4; [L39] double var_1_13 = 49.15; [L40] unsigned long int var_1_14 = 500; [L41] unsigned long int var_1_15 = 2173307753; [L42] unsigned long int var_1_16 = 3362224480; [L43] signed short int var_1_17 = 16; [L44] unsigned short int var_1_18 = 16; [L45] signed short int var_1_19 = 16; [L46] signed short int var_1_20 = 4; [L47] signed short int var_1_21 = 0; [L48] signed short int var_1_22 = -25; VAL [isInitial=0, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_2=256, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L161] isInitial = 1 [L162] FCALL initially() [L163] COND TRUE 1 [L164] FCALL updateLastVariables() [L165] CALL updateVariables() [L107] var_1_2 = __VERIFIER_nondet_ushort() [L108] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L108] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L109] CALL assume_abort_if_not(var_1_2 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L109] RET assume_abort_if_not(var_1_2 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=128, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L110] var_1_3 = __VERIFIER_nondet_ushort() [L111] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L111] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L112] CALL assume_abort_if_not(var_1_3 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L112] RET assume_abort_if_not(var_1_3 <= 65535) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L113] var_1_4 = __VERIFIER_nondet_uchar() [L114] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L114] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L115] CALL assume_abort_if_not(var_1_4 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L115] RET assume_abort_if_not(var_1_4 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L116] var_1_5 = __VERIFIER_nondet_uchar() [L117] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L117] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L118] CALL assume_abort_if_not(var_1_5 <= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L118] RET assume_abort_if_not(var_1_5 <= 0) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=32, var_1_8=100000000, var_1_9=4] [L119] var_1_7 = __VERIFIER_nondet_short() [L120] CALL assume_abort_if_not(var_1_7 >= -32768) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L120] RET assume_abort_if_not(var_1_7 >= -32768) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L121] CALL assume_abort_if_not(var_1_7 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L121] RET assume_abort_if_not(var_1_7 <= 32767) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=100000000, var_1_9=4] [L122] var_1_8 = __VERIFIER_nondet_long() [L123] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L123] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L124] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L124] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=10, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L125] var_1_10 = __VERIFIER_nondet_ushort() [L126] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L126] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L127] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L127] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=1282/5, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L128] var_1_12 = __VERIFIER_nondet_double() [L129] CALL assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L129] RET assume_abort_if_not((var_1_12 >= 0.0F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 9223372.036854765600e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=983/20, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L130] var_1_13 = __VERIFIER_nondet_double() [L131] CALL assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L131] RET assume_abort_if_not((var_1_13 >= 0.0F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=2173307753, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L132] var_1_15 = __VERIFIER_nondet_ulong() [L133] CALL assume_abort_if_not(var_1_15 >= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L133] RET assume_abort_if_not(var_1_15 >= 2147483647) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L134] CALL assume_abort_if_not(var_1_15 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L134] RET assume_abort_if_not(var_1_15 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=3362224480, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L135] var_1_16 = __VERIFIER_nondet_ulong() [L136] CALL assume_abort_if_not(var_1_16 >= 3221225470) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L136] RET assume_abort_if_not(var_1_16 >= 3221225470) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L137] CALL assume_abort_if_not(var_1_16 <= 4294967294) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L137] RET assume_abort_if_not(var_1_16 <= 4294967294) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=16, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L138] var_1_18 = __VERIFIER_nondet_ushort() [L139] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L139] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L140] CALL assume_abort_if_not(var_1_18 <= 65535) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L140] RET assume_abort_if_not(var_1_18 <= 65535) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L141] var_1_19 = __VERIFIER_nondet_short() [L142] CALL assume_abort_if_not(var_1_19 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L142] RET assume_abort_if_not(var_1_19 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L143] CALL assume_abort_if_not(var_1_19 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L143] RET assume_abort_if_not(var_1_19 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=4, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L144] var_1_20 = __VERIFIER_nondet_short() [L145] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L145] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L146] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L146] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L147] var_1_21 = __VERIFIER_nondet_short() [L148] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L148] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L149] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L149] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-25, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L150] var_1_22 = __VERIFIER_nondet_short() [L151] CALL assume_abort_if_not(var_1_22 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L151] RET assume_abort_if_not(var_1_22 >= -16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L152] CALL assume_abort_if_not(var_1_22 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L152] RET assume_abort_if_not(var_1_22 <= 16383) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L165] RET updateVariables() [L166] CALL step() [L71] COND FALSE !(var_1_2 <= var_1_3) [L76] var_1_1 = (var_1_4 || var_1_5) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L78] COND FALSE !(\read(var_1_5)) VAL [isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=4] [L83] COND FALSE !(var_1_4 || var_1_1) [L86] CALL functionized2(var_1_10, var_1_3) [L56] COND TRUE var_1_7 >= functionized2_localFunctionVar1 [L57] var_1_9 = functionized2_localFunctionVar0 VAL [\old(functionized2_localFunctionVar0)=0, \old(functionized2_localFunctionVar1)=2, functionized2_localFunctionVar0=0, functionized2_localFunctionVar1=2, isInitial=1, var_1_10=0, var_1_11=78/5, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L86] RET functionized2(var_1_10, var_1_3) [L88] COND FALSE !(var_1_6 <= var_1_2) [L93] var_1_11 = var_1_12 VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=500, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L95] COND TRUE var_1_6 >= var_1_3 [L96] var_1_14 = (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L98] var_1_1 && (functionized3(var_1_5, var_1_13)) VAL [isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L98] COND FALSE !(var_1_1 && (functionized3(var_1_5, var_1_13))) [L166] RET step() [L167] CALL, EXPR property() [L157-L158] return ((((((var_1_2 <= var_1_3) ? (((- var_1_3) > var_1_2) ? (var_1_1 == ((unsigned char) 0)) : 1) : (var_1_1 == ((unsigned char) (var_1_4 || var_1_5)))) && (var_1_5 ? (((var_1_2 * (var_1_3 + var_1_7)) > var_1_8) ? (var_1_6 == ((unsigned short int) 256)) : 1) : 1)) && ((var_1_4 || var_1_1) ? (var_1_9 == ((unsigned short int) ((((32) < (var_1_10)) ? (32) : (var_1_10))))) : ((var_1_7 >= var_1_3) ? (var_1_9 == ((unsigned short int) var_1_10)) : (var_1_9 == ((unsigned short int) var_1_10))))) && ((var_1_6 <= var_1_2) ? ((! var_1_1) ? (var_1_11 == ((double) (var_1_12 - var_1_13))) : 1) : (var_1_11 == ((double) var_1_12)))) && ((var_1_6 >= var_1_3) ? (var_1_14 == ((unsigned long int) (((((var_1_15) > ((var_1_16 - var_1_10))) ? (var_1_15) : ((var_1_16 - var_1_10)))) - var_1_2))) : 1)) && ((var_1_1 && (var_1_5 && (var_1_12 < var_1_13))) ? ((var_1_1 || (var_1_9 >= ((((var_1_18) > (var_1_7)) ? (var_1_18) : (var_1_7))))) ? (var_1_17 == ((signed short int) (((((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) < ((var_1_22 + 64))) ? ((((((var_1_19) > (256)) ? (var_1_19) : (256))) + (var_1_20 - var_1_21))) : ((var_1_22 + 64)))))) : (var_1_17 == ((signed short int) var_1_19))) : 1) ; VAL [\result=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L167] RET, EXPR property() [L167] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=0, var_1_11=2, var_1_12=2, var_1_13=3, var_1_14=4294967291, var_1_15=4294967294, var_1_16=4294967294, var_1_17=16, var_1_18=5, var_1_19=16383, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=-16383, var_1_2=3, var_1_3=2, var_1_4=0, var_1_5=0, var_1_6=4, var_1_7=2, var_1_8=-2147483648, var_1_9=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 4, TraceHistogramMax: 30, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 945 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 927 mSDsluCounter, 1419 SdHoareTripleChecker+Invalid, 1.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1052 mSDsCounter, 382 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1037 IncrementalHoareTripleChecker+Invalid, 1419 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 382 mSolverCounterUnsat, 367 mSDtfsCounter, 1037 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 964 GetRequests, 894 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 680 ImplicationChecksByTransitivity, 0.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=225occurred in iteration=3, InterpolantAutomatonStates: 64, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 88 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 2.0s InterpolantComputationTime, 918 NumberOfCodeBlocks, 918 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 912 ConstructedInterpolants, 0 QuantifiedInterpolants, 2744 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1258 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 8412/8700 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 [2023-11-12 02:23:47,621 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl --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 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:23:50,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:23:50,512 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-12 02:23:50,519 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:23:50,519 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:23:50,550 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:23:50,551 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:23:50,552 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:23:50,553 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:23:50,553 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:23:50,554 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:23:50,555 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:23:50,556 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:23:50,556 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:23:50,557 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:23:50,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 02:23:50,558 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 02:23:50,559 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:23:50,559 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:23:50,560 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:23:50,561 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:23:50,561 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:23:50,562 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:23:50,562 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:23:50,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 02:23:50,563 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:23:50,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:23:50,564 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:23:50,565 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:23:50,565 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:23:50,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:50,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:23:50,567 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:23:50,567 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:23:50,567 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:23:50,568 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:23:50,568 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:23:50,568 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:23:50,568 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:23:50,569 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:23:50,569 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:23:50,569 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:23:50,570 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2179a43a83e486ac9d5e9c9fcb73d284bce02d99497a2b587e68e71bd6344001 [2023-11-12 02:23:50,972 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:23:51,005 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:23:51,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:23:51,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:23:51,010 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:23:51,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:54,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:23:54,482 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:23:54,483 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:54,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/f6dd45ccf/c87ca79f18be4f7aaa8c45822f84b153/FLAG281a9e311 [2023-11-12 02:23:54,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/data/f6dd45ccf/c87ca79f18be4f7aaa8c45822f84b153 [2023-11-12 02:23:54,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:23:54,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:23:54,528 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:54,528 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:23:54,534 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:23:54,537 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:54,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8d05da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54, skipping insertion in model container [2023-11-12 02:23:54,539 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:54,590 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:23:54,793 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-12 02:23:54,855 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:54,872 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:23:54,886 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_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/sv-benchmarks/c/hardness-nfm22/hardness_codestructure_functionizing_file-4.i[919,932] [2023-11-12 02:23:54,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:23:54,974 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:23:54,975 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54 WrapperNode [2023-11-12 02:23:54,975 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:23:54,976 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:54,976 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:23:54,976 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:23:54,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,003 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,047 INFO L138 Inliner]: procedures = 32, calls = 49, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 191 [2023-11-12 02:23:55,047 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:23:55,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:23:55,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:23:55,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:23:55,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,062 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,082 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,092 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,107 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,112 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:23:55,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:23:55,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:23:55,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:23:55,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (1/1) ... [2023-11-12 02:23:55,133 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:23:55,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:23:55,173 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:23:55,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:23:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:23:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:23:55,221 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:23:55,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:23:55,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:23:55,223 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:23:55,223 INFO L130 BoogieDeclarations]: Found specification of procedure functionized4 [2023-11-12 02:23:55,223 INFO L138 BoogieDeclarations]: Found implementation of procedure functionized4 [2023-11-12 02:23:55,357 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:23:55,359 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:23:56,369 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:23:56,383 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:23:56,383 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-12 02:23:56,386 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:56 BoogieIcfgContainer [2023-11-12 02:23:56,386 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:23:56,389 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:23:56,389 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:23:56,393 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:23:56,394 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:23:54" (1/3) ... [2023-11-12 02:23:56,394 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3bc0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:56, skipping insertion in model container [2023-11-12 02:23:56,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:23:54" (2/3) ... [2023-11-12 02:23:56,395 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d3bc0d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:23:56, skipping insertion in model container [2023-11-12 02:23:56,395 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:23:56" (3/3) ... [2023-11-12 02:23:56,397 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_codestructure_functionizing_file-4.i [2023-11-12 02:23:56,420 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:23:56,421 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:23:56,500 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:23:56,508 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;@286215ef, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:23:56,509 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:23:56,514 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 55 states have internal predecessors, (72), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 02:23:56,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:23:56,544 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:56,545 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:56,546 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:56,554 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:56,555 INFO L85 PathProgramCache]: Analyzing trace with hash -694274174, now seen corresponding path program 1 times [2023-11-12 02:23:56,578 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:56,578 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [892374278] [2023-11-12 02:23:56,578 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:56,579 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 [2023-11-12 02:23:56,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:56,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:23:56,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:23:57,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:57,019 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:23:57,038 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:57,127 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 674 proven. 0 refuted. 0 times theorem prover too weak. 1066 trivial. 0 not checked. [2023-11-12 02:23:57,127 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:23:57,128 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:23:57,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [892374278] [2023-11-12 02:23:57,128 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [892374278] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:23:57,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:23:57,129 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:23:57,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125638457] [2023-11-12 02:23:57,131 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:23:57,135 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:23:57,136 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:23:57,171 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:23:57,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:23:57,193 INFO L87 Difference]: Start difference. First operand has 90 states, 54 states have (on average 1.3333333333333333) internal successors, (72), 55 states have internal predecessors, (72), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 02:23:57,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:23:57,253 INFO L93 Difference]: Finished difference Result 173 states and 296 transitions. [2023-11-12 02:23:57,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:23:57,255 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 183 [2023-11-12 02:23:57,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:23:57,268 INFO L225 Difference]: With dead ends: 173 [2023-11-12 02:23:57,268 INFO L226 Difference]: Without dead ends: 86 [2023-11-12 02:23:57,273 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 182 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:23:57,278 INFO L413 NwaCegarLoop]: 129 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 129 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:23:57,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 129 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:23:57,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-11-12 02:23:57,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-11-12 02:23:57,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 51 states have (on average 1.2745098039215685) internal successors, (65), 51 states have internal predecessors, (65), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 02:23:57,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 129 transitions. [2023-11-12 02:23:57,357 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 129 transitions. Word has length 183 [2023-11-12 02:23:57,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:23:57,358 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 129 transitions. [2023-11-12 02:23:57,359 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2023-11-12 02:23:57,359 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2023-11-12 02:23:57,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2023-11-12 02:23:57,371 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:23:57,372 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:23:57,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:23:57,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:23:57,588 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:23:57,589 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:23:57,589 INFO L85 PathProgramCache]: Analyzing trace with hash -364808186, now seen corresponding path program 1 times [2023-11-12 02:23:57,590 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:23:57,590 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [386597339] [2023-11-12 02:23:57,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:23:57,591 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 [2023-11-12 02:23:57,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:23:57,592 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:23:57,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:23:57,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:23:57,881 INFO L262 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 02:23:57,891 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:23:59,004 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 635 proven. 135 refuted. 0 times theorem prover too weak. 970 trivial. 0 not checked. [2023-11-12 02:23:59,004 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:23:59,664 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 33 proven. 138 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2023-11-12 02:23:59,664 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:23:59,664 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [386597339] [2023-11-12 02:23:59,665 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [386597339] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:23:59,665 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:23:59,665 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 13 [2023-11-12 02:23:59,665 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [756736130] [2023-11-12 02:23:59,666 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:23:59,668 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2023-11-12 02:23:59,668 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:23:59,670 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2023-11-12 02:23:59,670 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2023-11-12 02:23:59,670 INFO L87 Difference]: Start difference. First operand 86 states and 129 transitions. Second operand has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:24:01,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:24:01,970 INFO L93 Difference]: Finished difference Result 217 states and 313 transitions. [2023-11-12 02:24:01,976 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2023-11-12 02:24:01,976 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 183 [2023-11-12 02:24:01,978 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:24:01,980 INFO L225 Difference]: With dead ends: 217 [2023-11-12 02:24:01,981 INFO L226 Difference]: Without dead ends: 134 [2023-11-12 02:24:01,982 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 352 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=177, Invalid=329, Unknown=0, NotChecked=0, Total=506 [2023-11-12 02:24:01,987 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 197 mSDsluCounter, 268 mSDsCounter, 0 mSdLazyCounter, 339 mSolverCounterSat, 90 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 203 SdHoareTripleChecker+Valid, 378 SdHoareTripleChecker+Invalid, 429 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 90 IncrementalHoareTripleChecker+Valid, 339 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:24:01,989 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [203 Valid, 378 Invalid, 429 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [90 Valid, 339 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2023-11-12 02:24:01,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2023-11-12 02:24:02,026 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 125. [2023-11-12 02:24:02,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 80 states have (on average 1.2375) internal successors, (99), 81 states have internal predecessors, (99), 38 states have call successors, (38), 6 states have call predecessors, (38), 6 states have return successors, (38), 37 states have call predecessors, (38), 38 states have call successors, (38) [2023-11-12 02:24:02,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 175 transitions. [2023-11-12 02:24:02,031 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 175 transitions. Word has length 183 [2023-11-12 02:24:02,033 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:24:02,034 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 175 transitions. [2023-11-12 02:24:02,034 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 4.153846153846154) internal successors, (54), 13 states have internal predecessors, (54), 3 states have call successors, (54), 3 states have call predecessors, (54), 7 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2023-11-12 02:24:02,034 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 175 transitions. [2023-11-12 02:24:02,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:24:02,039 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:02,039 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:02,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:24:02,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:02,255 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:02,256 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:02,256 INFO L85 PathProgramCache]: Analyzing trace with hash -961609781, now seen corresponding path program 1 times [2023-11-12 02:24:02,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:24:02,257 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [70358129] [2023-11-12 02:24:02,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:02,258 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 [2023-11-12 02:24:02,258 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:24:02,259 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:24:02,294 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 (4)] Waiting until timeout for monitored process [2023-11-12 02:24:02,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:02,557 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 02:24:02,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:24:03,693 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 519 proven. 72 refuted. 0 times theorem prover too weak. 1149 trivial. 0 not checked. [2023-11-12 02:24:03,695 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-12 02:24:04,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1740 backedges. 15 proven. 72 refuted. 0 times theorem prover too weak. 1653 trivial. 0 not checked. [2023-11-12 02:24:04,229 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:24:04,229 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [70358129] [2023-11-12 02:24:04,230 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [70358129] provided 0 perfect and 2 imperfect interpolant sequences [2023-11-12 02:24:04,230 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2023-11-12 02:24:04,230 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 8 [2023-11-12 02:24:04,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1387383454] [2023-11-12 02:24:04,230 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2023-11-12 02:24:04,231 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:24:04,232 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:24:04,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:24:04,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:24:04,233 INFO L87 Difference]: Start difference. First operand 125 states and 175 transitions. Second operand has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-11-12 02:24:05,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:24:05,283 INFO L93 Difference]: Finished difference Result 228 states and 315 transitions. [2023-11-12 02:24:05,284 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-12 02:24:05,284 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) Word has length 185 [2023-11-12 02:24:05,286 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:24:05,287 INFO L225 Difference]: With dead ends: 228 [2023-11-12 02:24:05,287 INFO L226 Difference]: Without dead ends: 106 [2023-11-12 02:24:05,289 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 372 GetRequests, 361 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=78, Unknown=0, NotChecked=0, Total=132 [2023-11-12 02:24:05,290 INFO L413 NwaCegarLoop]: 85 mSDtfsCounter, 51 mSDsluCounter, 97 mSDsCounter, 0 mSdLazyCounter, 184 mSolverCounterSat, 20 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 182 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 20 IncrementalHoareTripleChecker+Valid, 184 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-12 02:24:05,291 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 182 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [20 Valid, 184 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2023-11-12 02:24:05,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-12 02:24:05,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 96. [2023-11-12 02:24:05,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 96 states, 58 states have (on average 1.1724137931034482) internal successors, (68), 58 states have internal predecessors, (68), 32 states have call successors, (32), 5 states have call predecessors, (32), 5 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2023-11-12 02:24:05,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 132 transitions. [2023-11-12 02:24:05,310 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 132 transitions. Word has length 185 [2023-11-12 02:24:05,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:24:05,311 INFO L495 AbstractCegarLoop]: Abstraction has 96 states and 132 transitions. [2023-11-12 02:24:05,311 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.25) internal successors, (50), 8 states have internal predecessors, (50), 2 states have call successors, (60), 3 states have call predecessors, (60), 5 states have return successors, (60), 2 states have call predecessors, (60), 2 states have call successors, (60) [2023-11-12 02:24:05,312 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 132 transitions. [2023-11-12 02:24:05,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2023-11-12 02:24:05,314 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:24:05,315 INFO L195 NwaCegarLoop]: trace histogram [30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:24:05,335 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:24:05,531 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 [2023-11-12 02:24:05,532 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:24:05,532 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:24:05,532 INFO L85 PathProgramCache]: Analyzing trace with hash -1674539648, now seen corresponding path program 1 times [2023-11-12 02:24:05,533 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:24:05,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1401218056] [2023-11-12 02:24:05,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:24:05,534 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 [2023-11-12 02:24:05,534 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:24:05,571 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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) [2023-11-12 02:24:05,588 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f8ec2ec-42bd-49f3-a804-cc57038e52fe/bin/uautomizer-verify-uTZkv6EMXl/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 (5)] Waiting until timeout for monitored process [2023-11-12 02:24:05,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:24:05,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-12 02:24:05,830 INFO L285 TraceCheckSpWp]: Computing forward predicates...