./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff 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_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu --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 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:43:52,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:43:52,571 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Default.epf [2023-11-19 07:43:52,578 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:43:52,579 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:43:52,624 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:43:52,625 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:43:52,626 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:43:52,627 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:43:52,632 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:43:52,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:43:52,634 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:43:52,635 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:43:52,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:43:52,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:43:52,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:43:52,638 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 07:43:52,639 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:43:52,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:43:52,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:43:52,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:43:52,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:43:52,641 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:43:52,642 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:43:52,642 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:43:52,643 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:43:52,644 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:43:52,644 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:43:52,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:52,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:43:52,647 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:43:52,647 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:43:52,647 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 07:43:52,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 07:43:52,648 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:43:52,648 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:43:52,649 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:43:52,649 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:43:52,649 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:43:52,650 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_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 [2023-11-19 07:43:53,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:43:53,026 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:43:53,028 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:43:53,030 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:43:53,031 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:43:53,032 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:43:56,166 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:43:56,438 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:43:56,439 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:43:56,453 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/95b70b99c/db615be6d36e48b586853c597273b48c/FLAG1ac91a069 [2023-11-19 07:43:56,471 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/95b70b99c/db615be6d36e48b586853c597273b48c [2023-11-19 07:43:56,479 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:43:56,481 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:43:56,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:56,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:43:56,492 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:43:56,495 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:56,496 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7dd6a9d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56, skipping insertion in model container [2023-11-19 07:43:56,496 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:56,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:43:56,749 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_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-19 07:43:56,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:56,866 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:43:56,879 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_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-19 07:43:56,921 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:43:56,944 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:43:56,945 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56 WrapperNode [2023-11-19 07:43:56,945 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:43:56,946 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:56,946 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:43:56,947 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:43:56,955 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:56,974 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,021 INFO L138 Inliner]: procedures = 29, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 508 [2023-11-19 07:43:57,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:43:57,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:43:57,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:43:57,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:43:57,033 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,033 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,103 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:43:57,111 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:43:57,114 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:43:57,114 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:43:57,115 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (1/1) ... [2023-11-19 07:43:57,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:43:57,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:57,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:43:57,179 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:43:57,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:43:57,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 07:43:57,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2023-11-19 07:43:57,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2023-11-19 07:43:57,205 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 07:43:57,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2023-11-19 07:43:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:43:57,206 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:43:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 07:43:57,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:43:57,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:43:57,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:43:57,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:43:58,089 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:43:58,109 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:43:58,110 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:43:58,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:58 BoogieIcfgContainer [2023-11-19 07:43:58,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:43:58,120 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:43:58,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:43:58,125 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:43:58,125 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:43:56" (1/3) ... [2023-11-19 07:43:58,126 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474fdae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:58, skipping insertion in model container [2023-11-19 07:43:58,126 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:43:56" (2/3) ... [2023-11-19 07:43:58,127 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@474fdae4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:43:58, skipping insertion in model container [2023-11-19 07:43:58,127 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:58" (3/3) ... [2023-11-19 07:43:58,129 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:43:58,150 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:43:58,150 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:43:58,212 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:43:58,221 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;@734b69bc, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:43:58,222 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:43:58,228 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:43:58,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 07:43:58,250 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:58,252 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:58,252 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:58,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:58,258 INFO L85 PathProgramCache]: Analyzing trace with hash 1547036373, now seen corresponding path program 1 times [2023-11-19 07:43:58,267 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:58,267 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [402363965] [2023-11-19 07:43:58,268 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:58,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:58,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:58,564 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [402363965] [2023-11-19 07:43:58,565 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-19 07:43:58,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [37948420] [2023-11-19 07:43:58,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:58,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:58,566 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:58,568 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:58,601 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-19 07:43:58,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:58,859 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:43:58,870 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:58,911 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2023-11-19 07:43:58,911 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:58,912 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [37948420] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:58,912 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:58,913 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:43:58,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019647775] [2023-11-19 07:43:58,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:58,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:43:58,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:58,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:43:58,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:43:58,960 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:43:59,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:59,015 INFO L93 Difference]: Finished difference Result 243 states and 379 transitions. [2023-11-19 07:43:59,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:43:59,018 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2023-11-19 07:43:59,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:59,031 INFO L225 Difference]: With dead ends: 243 [2023-11-19 07:43:59,032 INFO L226 Difference]: Without dead ends: 121 [2023-11-19 07:43:59,036 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:43:59,040 INFO L413 NwaCegarLoop]: 177 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, 177 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 [2023-11-19 07:43:59,041 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:43:59,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-19 07:43:59,088 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2023-11-19 07:43:59,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:43:59,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2023-11-19 07:43:59,095 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 138 [2023-11-19 07:43:59,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:59,095 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2023-11-19 07:43:59,096 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 29.0) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:43:59,096 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2023-11-19 07:43:59,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 07:43:59,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:59,101 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:59,121 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2023-11-19 07:43:59,315 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-19 07:43:59,315 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:43:59,316 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:43:59,316 INFO L85 PathProgramCache]: Analyzing trace with hash -279486921, now seen corresponding path program 1 times [2023-11-19 07:43:59,316 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:43:59,316 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424144744] [2023-11-19 07:43:59,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:59,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:43:59,445 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:43:59,446 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [670446663] [2023-11-19 07:43:59,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:43:59,449 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:43:59,450 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:43:59,451 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:43:59,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-19 07:43:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:43:59,686 INFO L262 TraceCheckSpWp]: Trace formula consists of 427 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:43:59,705 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:43:59,798 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 07:43:59,798 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:43:59,799 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 07:43:59,801 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424144744] [2023-11-19 07:43:59,801 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-19 07:43:59,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [670446663] [2023-11-19 07:43:59,803 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [670446663] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:43:59,803 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:43:59,804 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:43:59,804 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1595686701] [2023-11-19 07:43:59,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:43:59,806 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:43:59,806 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 07:43:59,807 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:43:59,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:43:59,808 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:43:59,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:43:59,902 INFO L93 Difference]: Finished difference Result 269 states and 396 transitions. [2023-11-19 07:43:59,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:43:59,903 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2023-11-19 07:43:59,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:43:59,907 INFO L225 Difference]: With dead ends: 269 [2023-11-19 07:43:59,907 INFO L226 Difference]: Without dead ends: 151 [2023-11-19 07:43:59,908 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:43:59,910 INFO L413 NwaCegarLoop]: 211 mSDtfsCounter, 54 mSDsluCounter, 369 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 580 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:43:59,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 580 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:43:59,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2023-11-19 07:43:59,926 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 123. [2023-11-19 07:43:59,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.3942307692307692) internal successors, (145), 104 states have internal predecessors, (145), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:43:59,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2023-11-19 07:43:59,929 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 138 [2023-11-19 07:43:59,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:43:59,931 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2023-11-19 07:43:59,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:43:59,932 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-19 07:43:59,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 07:43:59,936 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:43:59,936 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:43:59,962 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:00,157 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-19 07:44:00,157 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:00,158 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:00,158 INFO L85 PathProgramCache]: Analyzing trace with hash 1190705362, now seen corresponding path program 1 times [2023-11-19 07:44:00,158 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 07:44:00,159 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1495831996] [2023-11-19 07:44:00,159 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:00,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 07:44:00,245 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-19 07:44:00,252 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2029643009] [2023-11-19 07:44:00,252 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:00,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:44:00,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:00,255 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-19 07:44:00,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-19 07:44:00,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:44:00,687 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-19 07:44:00,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-19 07:44:01,139 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-19 07:44:01,140 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-19 07:44:01,141 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-19 07:44:01,175 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:01,370 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-19 07:44:01,375 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-19 07:44:01,381 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 07:44:01,442 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:44:01,443 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:44:01,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 07:44:01,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:44:01,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 07:44:01,444 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:44:01,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated [2023-11-19 07:44:01,445 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated [2023-11-19 07:44:01,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated [2023-11-19 07:44:01,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated [2023-11-19 07:44:01,446 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 07:44:01,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated [2023-11-19 07:44:01,447 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:44:01,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated [2023-11-19 07:44:01,448 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 07:44:01,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated [2023-11-19 07:44:01,449 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 07:44:01,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated [2023-11-19 07:44:01,450 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 07:44:01,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 07:44:01,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 07:44:01,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 07:44:01,451 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 07:44:01,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-19 07:44:01,452 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated [2023-11-19 07:44:01,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated [2023-11-19 07:44:01,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated [2023-11-19 07:44:01,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated [2023-11-19 07:44:01,453 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:44:01,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 07:44:01,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 07:44:01,454 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:44:01,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-19 07:44:01,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 07:44:01,455 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated [2023-11-19 07:44:01,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated [2023-11-19 07:44:01,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated [2023-11-19 07:44:01,456 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated [2023-11-19 07:44:01,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:44:01,457 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated [2023-11-19 07:44:01,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:44:01,458 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated [2023-11-19 07:44:01,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:44:01,459 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated [2023-11-19 07:44:01,460 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:44:01,460 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated [2023-11-19 07:44:01,460 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:44:01,461 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated [2023-11-19 07:44:01,461 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 07:44:01,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated [2023-11-19 07:44:01,462 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 07:44:01,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated [2023-11-19 07:44:01,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 07:44:01,463 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated [2023-11-19 07:44:01,464 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 07:44:01,464 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated [2023-11-19 07:44:01,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 07:44:01,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated [2023-11-19 07:44:01,465 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated [2023-11-19 07:44:01,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated [2023-11-19 07:44:01,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated [2023-11-19 07:44:01,466 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated [2023-11-19 07:44:01,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated [2023-11-19 07:44:01,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated [2023-11-19 07:44:01,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 07:44:01,467 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 07:44:01,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated [2023-11-19 07:44:01,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated [2023-11-19 07:44:01,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated [2023-11-19 07:44:01,468 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite45 could not be translated [2023-11-19 07:44:01,469 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated [2023-11-19 07:44:01,469 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated [2023-11-19 07:44:01,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,470 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,471 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-19 07:44:01,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:44:01,472 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-19 07:44:01,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:44:01,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,473 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-19 07:44:01,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-19 07:44:01,474 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-19 07:44:01,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:44:01,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-19 07:44:01,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,475 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-19 07:44:01,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,476 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-19 07:44:01,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated [2023-11-19 07:44:01,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,477 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-19 07:44:01,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:44:01,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short169 could not be translated [2023-11-19 07:44:01,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated [2023-11-19 07:44:01,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated [2023-11-19 07:44:01,478 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated [2023-11-19 07:44:01,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated [2023-11-19 07:44:01,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated [2023-11-19 07:44:01,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated [2023-11-19 07:44:01,479 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated [2023-11-19 07:44:01,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated [2023-11-19 07:44:01,480 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated [2023-11-19 07:44:01,501 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 07:44:01 BoogieIcfgContainer [2023-11-19 07:44:01,501 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 07:44:01,502 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 07:44:01,502 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 07:44:01,502 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 07:44:01,503 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:43:58" (3/4) ... [2023-11-19 07:44:01,506 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-19 07:44:01,507 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 07:44:01,509 INFO L158 Benchmark]: Toolchain (without parser) took 5027.44ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 108.9MB in the beginning and 99.5MB in the end (delta: 9.5MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,509 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 109.1MB. Free memory was 56.8MB in the beginning and 56.6MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:01,510 INFO L158 Benchmark]: CACSL2BoogieTranslator took 460.39ms. Allocated memory is still 151.0MB. Free memory was 108.6MB in the beginning and 91.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,511 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.86ms. Allocated memory is still 151.0MB. Free memory was 91.8MB in the beginning and 87.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,512 INFO L158 Benchmark]: Boogie Preprocessor took 87.49ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 84.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,512 INFO L158 Benchmark]: RCFGBuilder took 1006.76ms. Allocated memory is still 151.0MB. Free memory was 84.1MB in the beginning and 97.4MB in the end (delta: -13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,513 INFO L158 Benchmark]: TraceAbstraction took 3380.65ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 96.9MB in the beginning and 99.5MB in the end (delta: -2.6MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2023-11-19 07:44:01,514 INFO L158 Benchmark]: Witness Printer took 5.99ms. Allocated memory is still 188.7MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 07:44:01,517 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 109.1MB. Free memory was 56.8MB in the beginning and 56.6MB in the end (delta: 142.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 460.39ms. Allocated memory is still 151.0MB. Free memory was 108.6MB in the beginning and 91.8MB in the end (delta: 16.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.86ms. Allocated memory is still 151.0MB. Free memory was 91.8MB in the beginning and 87.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.49ms. Allocated memory is still 151.0MB. Free memory was 87.7MB in the beginning and 84.1MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1006.76ms. Allocated memory is still 151.0MB. Free memory was 84.1MB in the beginning and 97.4MB in the end (delta: -13.3MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * TraceAbstraction took 3380.65ms. Allocated memory was 151.0MB in the beginning and 188.7MB in the end (delta: 37.7MB). Free memory was 96.9MB in the beginning and 99.5MB in the end (delta: -2.6MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Witness Printer took 5.99ms. Allocated memory is still 188.7MB. Free memory is still 99.5MB. 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~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short58 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short62 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem57 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem56 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem64 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem65 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem67 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem68 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem71 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem70 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short72 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short76 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem79 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem78 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short80 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short84 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem86 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem87 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem89 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem90 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem92 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem93 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem95 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem96 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem98 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem99 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem4 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem11 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem12 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem10 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem19 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem18 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem43 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem42 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem41 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite45 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem46 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short169 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem103 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite105 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short121 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem106 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem101 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short153 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem102 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem100 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ite107 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 119, overapproximation of someUnaryDOUBLEoperation at line 46. Possible FailurePath: [L38] unsigned char isInitial = 0; [L39-L54] struct WrapperStruct00 WrapperStruct00 = { 100000000, 49.25, 64, 64, 1, 8.4, -0.25, -4, 64, 16, 10, 100, 128, 10 }; VAL [WrapperStruct00={4:0}, isInitial=0] [L123] isInitial = 1 [L124] FCALL initially() [L125] COND TRUE 1 [L126] FCALL updateLastVariables() [L127] CALL updateVariables() [L88] WrapperStruct00.var_1_2 = __VERIFIER_nondet_float() [L89] EXPR WrapperStruct00.var_1_2 [L89] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F [L89] EXPR WrapperStruct00.var_1_2 [L89] EXPR WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L89] EXPR (WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L89] CALL assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L89] RET assume_abort_if_not((WrapperStruct00.var_1_2 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_2 <= -1.0e-20F) || (WrapperStruct00.var_1_2 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_2 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L90] WrapperStruct00.var_1_3 = __VERIFIER_nondet_ulong() [L91] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L91] CALL assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L91] RET assume_abort_if_not(WrapperStruct00.var_1_3 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L92] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L92] CALL assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L92] RET assume_abort_if_not(WrapperStruct00.var_1_3 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L93] WrapperStruct00.var_1_4 = __VERIFIER_nondet_ulong() [L94] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L94] CALL assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L94] RET assume_abort_if_not(WrapperStruct00.var_1_4 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L95] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L95] CALL assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L95] RET assume_abort_if_not(WrapperStruct00.var_1_4 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L96] WrapperStruct00.var_1_6 = __VERIFIER_nondet_float() [L97] EXPR WrapperStruct00.var_1_6 [L97] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F [L97] EXPR WrapperStruct00.var_1_6 [L97] EXPR WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L97] EXPR (WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L97] CALL assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L97] RET assume_abort_if_not((WrapperStruct00.var_1_6 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_6 <= -1.0e-20F) || (WrapperStruct00.var_1_6 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_6 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L98] WrapperStruct00.var_1_7 = __VERIFIER_nondet_float() [L99] EXPR WrapperStruct00.var_1_7 [L99] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F [L99] EXPR WrapperStruct00.var_1_7 [L99] EXPR WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F VAL [WrapperStruct00={4:0}, isInitial=1] [L99] EXPR (WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F ) VAL [WrapperStruct00={4:0}, isInitial=1] [L99] CALL assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L99] RET assume_abort_if_not((WrapperStruct00.var_1_7 >= -922337.2036854776000e+13F && WrapperStruct00.var_1_7 <= -1.0e-20F) || (WrapperStruct00.var_1_7 <= 9223372.036854776000e+12F && WrapperStruct00.var_1_7 >= 1.0e-20F )) VAL [WrapperStruct00={4:0}, isInitial=1] [L100] WrapperStruct00.var_1_8 = __VERIFIER_nondet_short() [L101] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L101] CALL assume_abort_if_not(WrapperStruct00.var_1_8 >= -32767) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L101] RET assume_abort_if_not(WrapperStruct00.var_1_8 >= -32767) VAL [WrapperStruct00={4:0}, isInitial=1] [L102] EXPR WrapperStruct00.var_1_8 VAL [WrapperStruct00={4:0}, isInitial=1] [L102] CALL assume_abort_if_not(WrapperStruct00.var_1_8 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L102] RET assume_abort_if_not(WrapperStruct00.var_1_8 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L103] WrapperStruct00.var_1_10 = __VERIFIER_nondet_ulong() [L104] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L104] CALL assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L104] RET assume_abort_if_not(WrapperStruct00.var_1_10 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L105] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L105] CALL assume_abort_if_not(WrapperStruct00.var_1_10 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L105] RET assume_abort_if_not(WrapperStruct00.var_1_10 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L106] WrapperStruct00.var_1_11 = __VERIFIER_nondet_ulong() [L107] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L107] CALL assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L107] RET assume_abort_if_not(WrapperStruct00.var_1_11 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L108] EXPR WrapperStruct00.var_1_11 VAL [WrapperStruct00={4:0}, isInitial=1] [L108] CALL assume_abort_if_not(WrapperStruct00.var_1_11 <= 4294967294) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L108] RET assume_abort_if_not(WrapperStruct00.var_1_11 <= 4294967294) VAL [WrapperStruct00={4:0}, isInitial=1] [L109] WrapperStruct00.var_1_14 = __VERIFIER_nondet_short() [L110] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L110] CALL assume_abort_if_not(WrapperStruct00.var_1_14 >= -1) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L110] RET assume_abort_if_not(WrapperStruct00.var_1_14 >= -1) VAL [WrapperStruct00={4:0}, isInitial=1] [L111] EXPR WrapperStruct00.var_1_14 VAL [WrapperStruct00={4:0}, isInitial=1] [L111] CALL assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L111] RET assume_abort_if_not(WrapperStruct00.var_1_14 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L112] WrapperStruct00.var_1_15 = __VERIFIER_nondet_short() [L113] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L113] CALL assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L113] RET assume_abort_if_not(WrapperStruct00.var_1_15 >= 0) VAL [WrapperStruct00={4:0}, isInitial=1] [L114] EXPR WrapperStruct00.var_1_15 VAL [WrapperStruct00={4:0}, isInitial=1] [L114] CALL assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, \old(cond)=1, isInitial=1] [L20] COND FALSE !(!cond) VAL [WrapperStruct00={4:0}, \old(cond)=1, cond=1, isInitial=1] [L114] RET assume_abort_if_not(WrapperStruct00.var_1_15 <= 32766) VAL [WrapperStruct00={4:0}, isInitial=1] [L127] RET updateVariables() [L128] CALL step() [L58] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L58] COND FALSE !(WrapperStruct00.var_1_2 >= 50.4f) [L61] EXPR WrapperStruct00.var_1_3 [L61] EXPR WrapperStruct00.var_1_1 [L61] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L61] COND FALSE !(WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) [L68] EXPR WrapperStruct00.var_1_8 [L68] WrapperStruct00.var_1_5 = WrapperStruct00.var_1_8 [L70] EXPR WrapperStruct00.var_1_4 [L70] EXPR WrapperStruct00.var_1_3 VAL [WrapperStruct00={4:0}, isInitial=1] [L70] COND FALSE !(! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) [L73] EXPR WrapperStruct00.var_1_11 [L73] EXPR WrapperStruct00.var_1_10 VAL [WrapperStruct00={4:0}, isInitial=1] [L73] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10) [L73] EXPR WrapperStruct00.var_1_11 [L73] EXPR ((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10) VAL [WrapperStruct00={4:0}, isInitial=1] [L73] WrapperStruct00.var_1_9 = ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))) [L75] EXPR WrapperStruct00.var_1_10 [L75] EXPR WrapperStruct00.var_1_9 VAL [WrapperStruct00={4:0}, isInitial=1] [L75] COND FALSE !(WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) [L84] EXPR WrapperStruct00.var_1_15 [L84] WrapperStruct00.var_1_12 = WrapperStruct00.var_1_15 [L128] RET step() [L129] CALL, EXPR property() [L119] EXPR WrapperStruct00.var_1_2 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1 [L119] EXPR WrapperStruct00.var_1_1 [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR WrapperStruct00.var_1_4 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) [L119] EXPR WrapperStruct00.var_1_3 [L119] EXPR ((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1 VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR (((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10)))))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119] EXPR ((((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))))))) && ((WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) ? ((63.1 >= WrapperStruct00.var_1_7) ? ((WrapperStruct00.var_1_7 >= WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((signed short int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_15))) VAL [WrapperStruct00={4:0}, isInitial=1] [L119-L120] return ((((WrapperStruct00.var_1_2 >= 50.4f) ? (WrapperStruct00.var_1_1 == ((unsigned long int) ((((WrapperStruct00.var_1_3) > (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4))))) : 1) && ((WrapperStruct00.var_1_3 == (WrapperStruct00.var_1_1 * WrapperStruct00.var_1_4)) ? ((WrapperStruct00.var_1_2 >= (WrapperStruct00.var_1_6 + WrapperStruct00.var_1_7)) ? (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)) : (WrapperStruct00.var_1_5 == ((signed short int) 32))) : (WrapperStruct00.var_1_5 == ((signed short int) WrapperStruct00.var_1_8)))) && ((! (WrapperStruct00.var_1_4 < WrapperStruct00.var_1_3)) ? (WrapperStruct00.var_1_9 == ((unsigned long int) ((((((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) < (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11))))) ? (((((WrapperStruct00.var_1_3) < (WrapperStruct00.var_1_4)) ? (WrapperStruct00.var_1_3) : (WrapperStruct00.var_1_4)))) : (((((WrapperStruct00.var_1_10) > (WrapperStruct00.var_1_11)) ? (WrapperStruct00.var_1_10) : (WrapperStruct00.var_1_11)))))))) : (WrapperStruct00.var_1_9 == ((unsigned long int) ((((WrapperStruct00.var_1_11) > (WrapperStruct00.var_1_10)) ? (WrapperStruct00.var_1_11) : (WrapperStruct00.var_1_10))))))) && ((WrapperStruct00.var_1_10 > WrapperStruct00.var_1_9) ? ((63.1 >= WrapperStruct00.var_1_7) ? ((WrapperStruct00.var_1_7 >= WrapperStruct00.var_1_2) ? (WrapperStruct00.var_1_12 == ((signed short int) (WrapperStruct00.var_1_14 - WrapperStruct00.var_1_15))) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_14))) : 1) : (WrapperStruct00.var_1_12 == ((signed short int) WrapperStruct00.var_1_15))) ; [L129] RET, EXPR property() [L129] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] [L19] reach_error() VAL [WrapperStruct00={4:0}, \old(cond)=0, cond=0, isInitial=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 125 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.2s, OverallIterations: 3, TraceHistogramMax: 17, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 54 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54 mSDsluCounter, 757 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 369 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 388 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 275 GetRequests, 272 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=125occurred in iteration=0, InterpolantAutomatonStates: 7, 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, 2 MinimizatonAttempts, 28 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 554 NumberOfCodeBlocks, 554 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 274 ConstructedInterpolants, 0 QuantifiedInterpolants, 276 SizeOfPredicates, 1 NumberOfNonLiveVariables, 854 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 1088/1088 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 [2023-11-19 07:44:01,582 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu --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 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 07:44:04,613 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 07:44:04,756 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-11-19 07:44:04,767 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 07:44:04,768 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 07:44:04,818 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 07:44:04,819 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 07:44:04,819 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 07:44:04,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 07:44:04,823 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 07:44:04,824 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 07:44:04,824 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 07:44:04,825 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 07:44:04,825 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 07:44:04,826 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 07:44:04,826 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 07:44:04,827 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 07:44:04,827 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 07:44:04,828 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 07:44:04,829 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 07:44:04,829 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 07:44:04,830 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 07:44:04,830 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 07:44:04,831 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 07:44:04,831 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 07:44:04,831 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 07:44:04,832 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 07:44:04,832 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 07:44:04,833 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 07:44:04,833 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 07:44:04,835 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:04,835 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 07:44:04,835 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 07:44:04,836 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 07:44:04,836 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-19 07:44:04,836 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 07:44:04,836 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 07:44:04,837 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 07:44:04,837 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 07:44:04,838 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 07:44:04,838 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-19 07:44:04,839 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 07:44:04,839 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_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5f16d1adb8682acc1fc66a4b182b8627cb818a2290d361b76dba0e274a32e4a7 [2023-11-19 07:44:05,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 07:44:05,301 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 07:44:05,304 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 07:44:05,305 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 07:44:05,306 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 07:44:05,307 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:44:08,546 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 07:44:08,840 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 07:44:08,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:44:08,850 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/bd9ef12c1/63428adeba7a40579dca7154ea451723/FLAGca4050502 [2023-11-19 07:44:08,869 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/data/bd9ef12c1/63428adeba7a40579dca7154ea451723 [2023-11-19 07:44:08,872 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 07:44:08,873 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 07:44:08,875 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:08,875 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 07:44:08,881 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 07:44:08,882 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,883 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49d1cda4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:08, skipping insertion in model container [2023-11-19 07:44:08,884 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:44:08" (1/1) ... [2023-11-19 07:44:08,932 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 07:44:09,155 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_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-19 07:44:09,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:09,278 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 07:44:09,300 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_c89d4993-55ec-4f62-a02c-7068f3afe420/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_wrapper-s_file-91.i[916,929] [2023-11-19 07:44:09,412 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 07:44:09,443 INFO L206 MainTranslator]: Completed translation [2023-11-19 07:44:09,444 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09 WrapperNode [2023-11-19 07:44:09,444 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 07:44:09,445 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:09,446 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 07:44:09,446 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 07:44:09,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,487 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,550 INFO L138 Inliner]: procedures = 36, calls = 187, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 505 [2023-11-19 07:44:09,551 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 07:44:09,552 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 07:44:09,552 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 07:44:09,552 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 07:44:09,562 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,562 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,581 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,591 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,634 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,661 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,670 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,686 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,692 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 07:44:09,701 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 07:44:09,701 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 07:44:09,701 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 07:44:09,702 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (1/1) ... [2023-11-19 07:44:09,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 07:44:09,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 07:44:09,740 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 07:44:09,794 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 07:44:09,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 07:44:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2023-11-19 07:44:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 07:44:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 07:44:09,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2023-11-19 07:44:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 07:44:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2023-11-19 07:44:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2023-11-19 07:44:09,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2023-11-19 07:44:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 07:44:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 07:44:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 07:44:09,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 07:44:09,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2023-11-19 07:44:09,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 07:44:09,954 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 07:44:09,956 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 07:44:11,617 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 07:44:11,632 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 07:44:11,635 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 07:44:11,646 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:11 BoogieIcfgContainer [2023-11-19 07:44:11,647 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 07:44:11,650 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 07:44:11,651 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 07:44:11,654 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 07:44:11,655 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:44:08" (1/3) ... [2023-11-19 07:44:11,655 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352e6afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:11, skipping insertion in model container [2023-11-19 07:44:11,656 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:44:09" (2/3) ... [2023-11-19 07:44:11,658 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352e6afc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:44:11, skipping insertion in model container [2023-11-19 07:44:11,658 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:44:11" (3/3) ... [2023-11-19 07:44:11,660 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_wrapper-s_file-91.i [2023-11-19 07:44:11,683 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 07:44:11,684 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-19 07:44:11,744 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 07:44:11,752 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;@4b5b12c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 07:44:11,753 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-19 07:44:11,758 INFO L276 IsEmpty]: Start isEmpty. Operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:44:11,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 07:44:11,779 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:11,781 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:11,781 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:11,789 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:11,789 INFO L85 PathProgramCache]: Analyzing trace with hash -267119193, now seen corresponding path program 1 times [2023-11-19 07:44:11,808 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:11,809 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2099517183] [2023-11-19 07:44:11,809 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:11,810 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 [2023-11-19 07:44:11,810 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:11,814 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:11,854 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:12,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:12,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-19 07:44:12,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:12,367 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 284 proven. 0 refuted. 0 times theorem prover too weak. 260 trivial. 0 not checked. [2023-11-19 07:44:12,369 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:12,370 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:12,370 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2099517183] [2023-11-19 07:44:12,371 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2099517183] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:12,371 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:12,372 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-19 07:44:12,375 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102600038] [2023-11-19 07:44:12,376 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:12,382 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 07:44:12,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:12,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 07:44:12,428 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:12,432 INFO L87 Difference]: Start difference. First operand has 125 states, 105 states have (on average 1.4285714285714286) internal successors, (150), 106 states have internal predecessors, (150), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) Second operand has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:12,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:12,489 INFO L93 Difference]: Finished difference Result 243 states and 379 transitions. [2023-11-19 07:44:12,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 07:44:12,491 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2023-11-19 07:44:12,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:12,506 INFO L225 Difference]: With dead ends: 243 [2023-11-19 07:44:12,506 INFO L226 Difference]: Without dead ends: 121 [2023-11-19 07:44:12,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 07:44:12,516 INFO L413 NwaCegarLoop]: 177 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, 177 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 [2023-11-19 07:44:12,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 177 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:44:12,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2023-11-19 07:44:12,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2023-11-19 07:44:12,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 102 states have (on average 1.4019607843137254) internal successors, (143), 102 states have internal predecessors, (143), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:44:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 177 transitions. [2023-11-19 07:44:12,585 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 177 transitions. Word has length 138 [2023-11-19 07:44:12,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:12,586 INFO L495 AbstractCegarLoop]: Abstraction has 121 states and 177 transitions. [2023-11-19 07:44:12,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:12,587 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 177 transitions. [2023-11-19 07:44:12,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 07:44:12,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:12,600 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:12,613 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:12,807 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:12,808 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:12,809 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:12,809 INFO L85 PathProgramCache]: Analyzing trace with hash -2093642487, now seen corresponding path program 1 times [2023-11-19 07:44:12,813 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:12,814 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [381164745] [2023-11-19 07:44:12,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:12,815 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 [2023-11-19 07:44:12,816 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:12,817 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:12,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:13,187 INFO L262 TraceCheckSpWp]: Trace formula consists of 265 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:44:13,199 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:13,269 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 264 proven. 0 refuted. 0 times theorem prover too weak. 280 trivial. 0 not checked. [2023-11-19 07:44:13,271 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:13,271 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:13,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [381164745] [2023-11-19 07:44:13,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [381164745] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:13,273 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:13,273 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:44:13,274 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1350163410] [2023-11-19 07:44:13,275 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:13,276 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:44:13,278 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:13,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:44:13,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:44:13,283 INFO L87 Difference]: Start difference. First operand 121 states and 177 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:13,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:13,389 INFO L93 Difference]: Finished difference Result 245 states and 360 transitions. [2023-11-19 07:44:13,391 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:44:13,391 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 138 [2023-11-19 07:44:13,392 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:13,396 INFO L225 Difference]: With dead ends: 245 [2023-11-19 07:44:13,397 INFO L226 Difference]: Without dead ends: 127 [2023-11-19 07:44:13,400 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:13,404 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 10 mSDsluCounter, 340 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11 SdHoareTripleChecker+Valid, 516 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:13,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [11 Valid, 516 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:44:13,407 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 127 states. [2023-11-19 07:44:13,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 127 to 123. [2023-11-19 07:44:13,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 104 states have (on average 1.3942307692307692) internal successors, (145), 104 states have internal predecessors, (145), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:44:13,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 179 transitions. [2023-11-19 07:44:13,432 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 179 transitions. Word has length 138 [2023-11-19 07:44:13,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:13,435 INFO L495 AbstractCegarLoop]: Abstraction has 123 states and 179 transitions. [2023-11-19 07:44:13,435 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:13,435 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 179 transitions. [2023-11-19 07:44:13,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-11-19 07:44:13,441 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:13,442 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:13,455 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:13,648 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:13,648 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:13,649 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:13,649 INFO L85 PathProgramCache]: Analyzing trace with hash -153060473, now seen corresponding path program 1 times [2023-11-19 07:44:13,650 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:13,650 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [701576438] [2023-11-19 07:44:13,650 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:13,651 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 [2023-11-19 07:44:13,651 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:13,680 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:13,681 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:14,005 INFO L262 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:44:14,012 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:14,043 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 07:44:14,043 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:14,044 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:14,044 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [701576438] [2023-11-19 07:44:14,044 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [701576438] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:14,045 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:14,045 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:44:14,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763942499] [2023-11-19 07:44:14,045 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:14,046 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:44:14,046 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:14,047 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:44:14,047 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:44:14,048 INFO L87 Difference]: Start difference. First operand 123 states and 179 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:44:14,095 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:14,095 INFO L93 Difference]: Finished difference Result 273 states and 400 transitions. [2023-11-19 07:44:14,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:44:14,096 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 138 [2023-11-19 07:44:14,097 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:14,099 INFO L225 Difference]: With dead ends: 273 [2023-11-19 07:44:14,099 INFO L226 Difference]: Without dead ends: 153 [2023-11-19 07:44:14,100 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:14,101 INFO L413 NwaCegarLoop]: 175 mSDtfsCounter, 54 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 510 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:14,102 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 510 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:44:14,103 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 153 states. [2023-11-19 07:44:14,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 153 to 125. [2023-11-19 07:44:14,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 106 states have (on average 1.3867924528301887) internal successors, (147), 106 states have internal predecessors, (147), 17 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 17 states have call predecessors, (17), 17 states have call successors, (17) [2023-11-19 07:44:14,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 181 transitions. [2023-11-19 07:44:14,114 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 181 transitions. Word has length 138 [2023-11-19 07:44:14,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:14,115 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 181 transitions. [2023-11-19 07:44:14,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:44:14,116 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 181 transitions. [2023-11-19 07:44:14,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 07:44:14,118 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:14,118 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:14,132 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:14,325 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:14,326 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:14,326 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:14,326 INFO L85 PathProgramCache]: Analyzing trace with hash 1792921273, now seen corresponding path program 1 times [2023-11-19 07:44:14,327 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:14,327 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [513319187] [2023-11-19 07:44:14,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:14,328 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 [2023-11-19 07:44:14,328 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:14,329 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:14,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:14,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:14,808 INFO L262 TraceCheckSpWp]: Trace formula consists of 275 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 07:44:14,817 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:14,858 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-19 07:44:14,866 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-19 07:44:14,873 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-19 07:44:14,881 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 10 [2023-11-19 07:44:14,995 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 14 [2023-11-19 07:44:15,108 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:15,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 32 treesize of output 34 [2023-11-19 07:44:15,200 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:15,201 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 47 treesize of output 37 [2023-11-19 07:44:15,242 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:15,243 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 49 treesize of output 57 [2023-11-19 07:44:15,447 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:15,447 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 93 treesize of output 39 [2023-11-19 07:44:15,508 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2023-11-19 07:44:15,509 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:15,509 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:15,509 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [513319187] [2023-11-19 07:44:15,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [513319187] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:15,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:15,510 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-19 07:44:15,510 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1691972039] [2023-11-19 07:44:15,510 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:15,511 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-19 07:44:15,511 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:15,511 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-19 07:44:15,512 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-19 07:44:15,512 INFO L87 Difference]: Start difference. First operand 125 states and 181 transitions. Second operand has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:21,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:21,273 INFO L93 Difference]: Finished difference Result 470 states and 680 transitions. [2023-11-19 07:44:21,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-19 07:44:21,274 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 140 [2023-11-19 07:44:21,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:21,277 INFO L225 Difference]: With dead ends: 470 [2023-11-19 07:44:21,278 INFO L226 Difference]: Without dead ends: 348 [2023-11-19 07:44:21,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 149 GetRequests, 133 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=100, Invalid=206, Unknown=0, NotChecked=0, Total=306 [2023-11-19 07:44:21,279 INFO L413 NwaCegarLoop]: 124 mSDtfsCounter, 820 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 738 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 820 SdHoareTripleChecker+Valid, 590 SdHoareTripleChecker+Invalid, 779 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 738 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:21,280 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [820 Valid, 590 Invalid, 779 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 738 Invalid, 0 Unknown, 0 Unchecked, 5.3s Time] [2023-11-19 07:44:21,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 348 states. [2023-11-19 07:44:21,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 348 to 220. [2023-11-19 07:44:21,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 193 states have (on average 1.4041450777202074) internal successors, (271), 194 states have internal predecessors, (271), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 23 states have call predecessors, (24), 24 states have call successors, (24) [2023-11-19 07:44:21,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 319 transitions. [2023-11-19 07:44:21,306 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 319 transitions. Word has length 140 [2023-11-19 07:44:21,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:21,307 INFO L495 AbstractCegarLoop]: Abstraction has 220 states and 319 transitions. [2023-11-19 07:44:21,307 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.625) internal successors, (61), 8 states have internal predecessors, (61), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2023-11-19 07:44:21,308 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 319 transitions. [2023-11-19 07:44:21,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 07:44:21,310 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:21,310 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:21,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:21,518 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:21,519 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:21,520 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:21,520 INFO L85 PathProgramCache]: Analyzing trace with hash -1867529438, now seen corresponding path program 1 times [2023-11-19 07:44:21,521 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:21,521 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1877620670] [2023-11-19 07:44:21,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:21,521 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 [2023-11-19 07:44:21,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:21,523 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:21,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 (6)] Waiting until timeout for monitored process [2023-11-19 07:44:21,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:21,938 INFO L262 TraceCheckSpWp]: Trace formula consists of 273 conjuncts, 36 conjunts are in the unsatisfiable core [2023-11-19 07:44:21,949 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:22,006 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-19 07:44:22,450 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-19 07:44:22,711 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-19 07:44:23,054 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-19 07:44:23,249 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 80 treesize of output 34 [2023-11-19 07:44:23,435 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 44 [2023-11-19 07:44:23,881 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:23,882 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-19 07:44:24,281 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:24,282 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-19 07:44:24,649 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:24,649 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 90 treesize of output 47 [2023-11-19 07:44:25,007 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:25,007 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 85 treesize of output 57 [2023-11-19 07:44:25,709 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:25,710 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 60 [2023-11-19 07:44:25,864 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:25,865 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 100 treesize of output 60 [2023-11-19 07:44:25,961 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:25,962 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 102 treesize of output 71 [2023-11-19 07:44:26,142 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2023-11-19 07:44:26,143 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 120 treesize of output 48 [2023-11-19 07:44:26,275 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 344 proven. 0 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2023-11-19 07:44:26,276 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:26,276 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:26,276 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1877620670] [2023-11-19 07:44:26,276 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1877620670] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:26,277 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:26,277 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-19 07:44:26,277 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079872518] [2023-11-19 07:44:26,277 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:26,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-19 07:44:26,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:26,280 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-19 07:44:26,281 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-11-19 07:44:26,282 INFO L87 Difference]: Start difference. First operand 220 states and 319 transitions. Second operand has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-19 07:44:34,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:34,580 INFO L93 Difference]: Finished difference Result 735 states and 1057 transitions. [2023-11-19 07:44:34,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-19 07:44:34,588 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 140 [2023-11-19 07:44:34,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:34,595 INFO L225 Difference]: With dead ends: 735 [2023-11-19 07:44:34,595 INFO L226 Difference]: Without dead ends: 518 [2023-11-19 07:44:34,596 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=62, Invalid=148, Unknown=0, NotChecked=0, Total=210 [2023-11-19 07:44:34,597 INFO L413 NwaCegarLoop]: 116 mSDtfsCounter, 466 mSDsluCounter, 467 mSDsCounter, 0 mSdLazyCounter, 1243 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 468 SdHoareTripleChecker+Valid, 583 SdHoareTripleChecker+Invalid, 1256 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 1243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.8s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:34,598 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [468 Valid, 583 Invalid, 1256 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 1243 Invalid, 0 Unknown, 0 Unchecked, 7.8s Time] [2023-11-19 07:44:34,600 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 518 states. [2023-11-19 07:44:34,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 518 to 327. [2023-11-19 07:44:34,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 280 states have (on average 1.3928571428571428) internal successors, (390), 281 states have internal predecessors, (390), 41 states have call successors, (41), 5 states have call predecessors, (41), 5 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-19 07:44:34,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 472 transitions. [2023-11-19 07:44:34,661 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 472 transitions. Word has length 140 [2023-11-19 07:44:34,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:34,663 INFO L495 AbstractCegarLoop]: Abstraction has 327 states and 472 transitions. [2023-11-19 07:44:34,663 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.818181818181818) internal successors, (64), 10 states have internal predecessors, (64), 3 states have call successors, (17), 3 states have call predecessors, (17), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2023-11-19 07:44:34,663 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 472 transitions. [2023-11-19 07:44:34,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-19 07:44:34,666 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:34,666 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:34,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 (6)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:34,874 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:34,875 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:34,875 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:34,875 INFO L85 PathProgramCache]: Analyzing trace with hash -468575836, now seen corresponding path program 1 times [2023-11-19 07:44:34,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:34,876 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1278100611] [2023-11-19 07:44:34,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:34,876 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 [2023-11-19 07:44:34,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:34,879 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:34,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 (7)] Waiting until timeout for monitored process [2023-11-19 07:44:35,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 07:44:35,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 271 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-19 07:44:35,185 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 07:44:35,199 INFO L134 CoverageAnalysis]: Checked inductivity of 544 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 544 trivial. 0 not checked. [2023-11-19 07:44:35,200 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-19 07:44:35,200 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-19 07:44:35,200 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1278100611] [2023-11-19 07:44:35,200 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1278100611] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 07:44:35,201 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 07:44:35,201 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-11-19 07:44:35,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1838028468] [2023-11-19 07:44:35,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 07:44:35,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-19 07:44:35,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-19 07:44:35,203 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-19 07:44:35,203 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-11-19 07:44:35,203 INFO L87 Difference]: Start difference. First operand 327 states and 472 transitions. Second operand has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:44:35,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-19 07:44:35,293 INFO L93 Difference]: Finished difference Result 659 states and 953 transitions. [2023-11-19 07:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-19 07:44:35,294 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) Word has length 140 [2023-11-19 07:44:35,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-19 07:44:35,297 INFO L225 Difference]: With dead ends: 659 [2023-11-19 07:44:35,297 INFO L226 Difference]: Without dead ends: 335 [2023-11-19 07:44:35,298 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-11-19 07:44:35,300 INFO L413 NwaCegarLoop]: 183 mSDtfsCounter, 7 mSDsluCounter, 342 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 525 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-19 07:44:35,301 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8 Valid, 525 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-19 07:44:35,303 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2023-11-19 07:44:35,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 327. [2023-11-19 07:44:35,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 327 states, 280 states have (on average 1.3857142857142857) internal successors, (388), 281 states have internal predecessors, (388), 41 states have call successors, (41), 5 states have call predecessors, (41), 5 states have return successors, (41), 40 states have call predecessors, (41), 41 states have call successors, (41) [2023-11-19 07:44:35,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 327 states and 470 transitions. [2023-11-19 07:44:35,335 INFO L78 Accepts]: Start accepts. Automaton has 327 states and 470 transitions. Word has length 140 [2023-11-19 07:44:35,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-19 07:44:35,335 INFO L495 AbstractCegarLoop]: Abstraction has 327 states and 470 transitions. [2023-11-19 07:44:35,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.5) internal successors, (58), 4 states have internal predecessors, (58), 1 states have call successors, (17), 1 states have call predecessors, (17), 1 states have return successors, (17), 1 states have call predecessors, (17), 1 states have call successors, (17) [2023-11-19 07:44:35,336 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 470 transitions. [2023-11-19 07:44:35,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-19 07:44:35,339 INFO L187 NwaCegarLoop]: Found error trace [2023-11-19 07:44:35,340 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-19 07:44:35,352 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 (7)] Forceful destruction successful, exit code 0 [2023-11-19 07:44:35,547 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 [2023-11-19 07:44:35,548 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-19 07:44:35,548 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 07:44:35,548 INFO L85 PathProgramCache]: Analyzing trace with hash -1840942404, now seen corresponding path program 1 times [2023-11-19 07:44:35,548 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-19 07:44:35,549 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1471709861] [2023-11-19 07:44:35,549 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 07:44:35,549 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 [2023-11-19 07:44:35,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/mathsat [2023-11-19 07:44:35,550 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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) [2023-11-19 07:44:35,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c89d4993-55ec-4f62-a02c-7068f3afe420/bin/uautomizer-verify-uCwYo4JHxu/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 (8)] Waiting until timeout for monitored process